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5/16-18 Machine Screws
Machine Screws are uniformly threaded screws which are designed to be screwed into pre-drilled, pre-threaded holes, or in conjunction with a nut, usually with a diameter less than 1/4inch. Larger diameter machine screws with a hex head are usually referred to as machine bolts.
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| Search Results Sponsored by ISSCO, Inc., your source for Machine Screws. For more results, visit isscoinc.com | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| ISSCO | MO | Machine Screw | Steel | Plain | 5/16-18 x 1 1/2 | slotted round | 3100 |
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| ISSCO | MO | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 | slotted round | 680 |
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| ISSCO | MO | Machine Screw | Steel | Plain | 5/16-18 x 1/2 | slotted fillister | 1800 |
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| ISSCO | MO | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3 | slotted round 18-8 stainless | 357 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/8 | 5/16-18x3/8 phil pan m/s plated b18.6.3 | 1,415 |
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| Olander | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/8 | 5/16-18 x 3/8 slot rd m/s sst rohs () () | 94 |
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| THRDFAST | AL | Machine Screw | Brass | Plain | 5/16-18 x 3/8 | slotted round m/s b18.6.3 | 2 |
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| MidStates | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | slotted fill m/s znc | 123 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 slotted round m/s plated b18.6.3 | 88 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 slotted pan m/s plated b18.6.3 | 954 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 phil pan m/s plated b18.6.3 | 505 |
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| WDMB | IA | Machine Screw | Steel | Plain | 5/16-18 x 1/2 | e/scr ms pn st (zf) phillips 5/16-18x1/2 drw (W0S0) | 1200 |
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| Northern | MN | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 m/s round sl pk zc | 26 |
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| Northern | MN | Machine Screw | Steel | Black Oxide | 5/16-18 x 1/2 | 5/16-18x1/2 m/s truss ph black rie4037a | 968 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1/2 | pan phil m/s blk znc | 990 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 fill slotted m/s zn | 1495 |
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| Olander | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | 5/16-18 x 1/2 slot flat u/c sst rohs () () | 309 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | 18-8 ss slotted flat m/s b18.6.3 | 16 |
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 phil truss ms st zn rohs () () | 1500 |
|
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | nc 18-8 ss flat phil | 310 |
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| Delta | TX | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | slotted truss m/s | 5655 |
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| QCS | OR | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 slotted round m/s zinc | 200 |
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 phil flat uc ms st zn () () | 2752 |
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| Hodell | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | 5/16-18x1/2 slotted round m/s 18-8 s/s | 94 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1/2 | 5/16-18x1/2 fill slotted m/s zn | 1495 |
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| Hodell | OH | Machine Screw | Steel | Plain | 5/16-18 x 1/2 | 5/16-18x1/2 indented hwh m/s w/516 tri/zi/clr | 7470 |
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| Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1/2 | phillips truss machine screw 5/16-18x1/2 18.8 | 75 |
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| Mansco | MI | Machine Screw | Steel | Black Oxide | 5/16-18 x 9/16 | 5/16-18 x 9/16 pan phillips m/s blk ox & wax w/nd593s microshere blue patch | 1400 |
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| Spencer | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18 x 5/8 steel ind hex slotted m/s zinc | 2400 |
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| Spencer | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | indented hex slotted m/s | 2400 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18x5/8 slotted round m/s z | 450 |
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| Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 5/8 | slotted pan machine screw 5/16-18x5/8 18.8 | 9 |
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| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | slotted flat m/s b18.6.3 | 82 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | truss phil m/s znc | 677 |
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5/8 | 5/16-18x5/8 phil pan ms st zn () () | 1135 |
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| Hodell | OH | Machine Screw | Steel | Plain | 5/16-18 x 5/8 | 5/16-18x5/8 slotted m/sfillister zi | 250 |
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| General F | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 0 3/4 | 5/16-18 x 0.75 rd slotted ms zinc b18.6.3 | 240 |
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| MidStates | MI | Machine Screw | Aluminum | Plain | 5/16-18 x 3/4 | slotted flat m/s alum | 93 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3/4 | 5/16-18 x 3/4 pan phillips m/s triv blk znc | 6300 |
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| Kanebridge | IL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | 5/16-18x3/4 phillips truss serrate f/t ms zinc | 37.500 |
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| PENCOM | Ont | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3/4 | 5/16-18x3/4 phillips pan m/s steel zinc blk | 500 |
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| AFI | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | 5/16-18x3/4 phil truss ms ss () () | 600 |
|
| QCS | OR | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | 5/16-18x3/4 phil truss m/s zinc | 105 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | 5/16-18x3/4 fill slotted m/s zn | 115 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3/4 | nc pan phil zb | 1066 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | phil flat m/s b18.6.3 | 28 |
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| Hewes | NY | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 3/4 | 5/16-18x 3/4 slotted truss mach screw 316 s/s | 108 |
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| Mansco | MI | Machine Screw | Steel | Black Oxide | 5/16-18 x 3/4 | 5/16-18x3/4 pan phil m/s blk ox & wax | 18910 |
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| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | 18-8 ss slotted round m/s b18.6.3 | 35 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | nc 18-8 ss round slotted | 90 |
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| MAINSOURC | NH | Machine Screw | Brass | Plain | 5/16-18 x 3/4 | slotted flat m/s | 113 |
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| AIH | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | 5/16-18 x 3/4 phil pan m/s s/s pass 304ss MS51957-96 | 340 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3/4 | 5/16-18x3/4 truss phil m/s triv blk znc full contour | 3130 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | 5/16-18x3/4 fill slotted m/s zn | 115 |
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| Hewes | NY | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 3/4 | 5/16-18x 3/4 phil truss m/s 316 s/s with patch | 21196 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | nc 18-8 ss pan slotted | 31 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3/4 | nc flat phil zb | 19 |
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| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | slotted fillister m/s b18.6.3 | 46 |
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| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | 5/16-18x3/4 truss 6-lobe m/s 18-8 s/s | 449 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | indented hex washer unslotted m/s triv znc | 6796 |
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| Optimas | IL | Machine Screw | Steel | Nickel Plated | 5/16-18 x 3/4 | 5/16-18x3/4 phil pan machine screw steel nickel serrated per dwg ppap | 455768 |
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| Alma Bolt | MI | Machine Screw | Steel | Plain | 5/16-18 x 3/4 | pan phillips | 1570 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3/4 | nc truss slotted zb | 10 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3/4 | slotted round m/s b18.6.3 | 49 |
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| Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | st. st. truss phillips | 641 |
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| THRDFAST | FL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | 18-8 ss phil oval m/s b18.6.3 | 75 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3/4 | nc 18-8 ss truss phil | 18 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 7/8 | 5/16-18x7/8 slotted flat m/s plated b18.6.3 | 618 |
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| AIH | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 7/8 | 5/16-18 x 7/8 phil pan m/s s/s pass 304ss MS51957-97 | 425 |
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| MTP | CA | Machine Screw | Grade 8 | Chrome Plated | 5/16-18 x 7/8 | 5/16-18 x 7/8 gr.8 polished chrome torx pan head t-30 | 123 |
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| MTP | CA | Machine Screw | Steel | Plain | 5/16-18 x 7/8 | 5/16-18 x 7/8 st/zn phil pan hd machine screws | 1,250 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 7/8 | 5/16-18x7/8 slotted round m/s z | 453 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 7/8 | 5/16-18x7/8 slotted round m/s z | 453 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 | 5/16-18x1 slotted round m/s plated b18.6.3 | 1,011 |
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| Kanebridge | IL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 | 5/16-18x1 phillips truss serrate f/t ms zinc | 31.250 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 | pan phil m/s triv blk znc | 19192 |
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| GUIDON | NJ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | SLOTTED ROUND HEAD | 3,600 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | nc 18-8 ss truss slotted | 8 |
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| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | pan phil m/s 18-8 s/s | 900 |
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| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | truss phil m/s 18-8 s/s | 500 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 | nc flat slotted zb | 387 |
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| Mansco | MI | Machine Screw | Steel | Plain | 5/16-18 x 1 | 5/16-18x1 pan 6-lobe t40 m/s blk-ox & light wax hardened w/blue nylon patch | 213731 |
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| THRDFAST | OK | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | 18-8 ss slotted round m/s b18.6.3 | 50 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 | nc flat phil zb | 163 |
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| Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | phillips pan machine screw 5/16-18x1 18.8 | 150 |
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| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | 18-8 ss phil pan m/s b18.6.3 | 50 |
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| Alma Bolt | MI | Machine Screw | Steel | Plain | 5/16-18 x 1 | 5/16-18 x 1 truss phillips machine screw | 266 |
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| Hodell | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | 5/16-18x1 slotted pan m/s 18-8 s/s | 851 |
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| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 | slotted round m/s b18.6.3 | 353 |
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| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 | 18-8 ss phil oval m/s b18.6.3 | 5 |
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| Fastener | OH | Machine Screw | Brass | Plain | 5/16-18 x 1 | slotted round machine screw 5/16-18x1 brass | 353 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/8 | 5/16-18 x 1-1/8 pan modified square m/s triv znc hardened | 2655 |
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| Northern | MN | Machine Screw | Steel | Black Oxide | 5/16-18 x 1 1/4 | 5/16-18x1-1/4 m/s flatat 6-lobe torx drive black rie4037a | 522 |
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| Northern | MN | Machine Screw | Grade 5 | Black Oxide | 5/16-18 x 1 1/4 | 5/16-18x1-1/4 gr5 m/s trussuss 6-lobe torx drive black rie4037a | 1404 |
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| Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | slotted flat machine screw 5/16-18x1-1/4 18.8 | 25 |
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| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | 18-8 ss slotted fillister m/s b18.6.3 | 504 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | nc 18-8 ss flat slotted | 35 |
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| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | 18-8 ss slotted round m/s b18.6.3 | 16 |
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| Blackland Precision Hardware,LLC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | slotted round 5/16-18x1-1/4 stainless | 1489 |
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| Delta | TX | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 1 1/4 | phil pan m/s 316 sst 5/16-18x1 1/4 | 50 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | nc 18-8 ss round slotted | 67 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/4 | 5/16-18x1 1/4 phil flat m/s unc zinc | 30 |
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| Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | phillips flat machine screw 5/16-18x1-1/4 18.8 | 5 |
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| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/4 | slotted truss m/s b18.6.3 | 800 |
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| THRDFAST | MS | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 1 1/4 | t-316 ss phil flat m/s b18.6.3 | 76 |
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| Blackland Precision Hardware,LLC | TX | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | slotted round 5/16-18x1-1/4 stainless | 1489 |
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| THRDFAST | AL | Machine Screw | Steel | Plain | 5/16-18 x 1 1/4 | slotted truss m/s b18.6.3 | 45 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/4 | 5/16-18x1 1/4 phil flat m/s unc zinc | 30 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | nc 18-8 ss truss phil | 6 |
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| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | 5/16-18x1-1/4 pan slotted m/s 18-8 s/s | 450 |
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| Empire | WA | Machine Screw | Steel | Plain | 5/16-18 x 1 1/4 | 5/16-18 x 1-1/4 flat hd phl ms | 770 |
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| THRDFAST | AL | Machine Screw | Aluminum | Plain | 5/16-18 x 1 1/4 | alum slotted flat m/s b18.6.3 | 46 |
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| Mansco | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/4 | 5/16-18x1-1/4 flat phil m/s znc | 150 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/4 | nc 18-8 ss pan phil | 2 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 1/4 | nc round slotted zb | 3 |
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| MidStates | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | phil flat m/s nic plt | 589 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | 5/16-18x1 1/2 slotted flat m/s plated b18.6.3 | 72 |
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| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | 5/16-18x1 1/2 phil pan m/s plated b18.6.3 | 921 |
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| Mansco | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | 5/16-18 x 1-1/2 flat phillips m/s 18-8 s.s. 100/box | 250 |
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| Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | st. st. pan phillips | 100 |
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| Sonfast | PA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | 5/16-18x1-1/2 phil flat machine screw 18-8 s/s | 300 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 1/2 | nc flat slotted zb | 305 |
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | 5/16-18x1-1/2 slotted round ms st zn () () | 575 |
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| Alma Bolt | MI | Machine Screw | Steel | Plain | 5/16-18 x 1 1/2 | 5/16-18 x 1 1/2 pan phillips machine screw | 764 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Yellow | 5/16-18 x 1 1/2 | 5/16-18x1-1/2 phil round ms .0002 min zincyellow with certs for plating thkns | 450 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | nc 18-8 ss flat slotted | 64 |
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| Empire | WA | Machine Screw | Steel | Plain | 5/16-18 x 1 1/2 | 5/16-18 x 1-1/2 flat hd phl ms | 995 |
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| AIH | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | 5/16-18 x 1-1/2 phil pan s/s 304ss MS51957-100 | 89 |
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| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | slotted flat m/s b18.6.3 | 66 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | nc 18-8 ss round slotted | 65 |
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| AFI | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | 5/16-18x1-1/2 phil flat ms st zn () () | 1255 |
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| Fastener | OH | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 1 1/2 | phillips flat machine screw 5/16-18x1-1/2 316 ss | 150 |
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| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 1/2 | nc flat phil zb | 7 |
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| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | nc 18-8 ss pan phil | 28 |
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| Lightning | LA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | oval phillips m/s 18-8-ss | 146 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | 5/16-18x1 1/2 phil flat m/s zinc | 200 |
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| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | 18-8 ss slotted round m/s b18.6.3 | 1053 |
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| Alma Bolt | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | st. st. truss phillips | 232 |
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| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 1/2 | 5/16-18x1 1/2 phil round m/s zinc | 1000 |
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| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | 18-8 ss phil flat m/s b18.6.3 | 6 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 1 1/2 | 18-8 ss slotted oval m/s b18.6.3 | 8 |
|
| WDMB | IA | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 16 1/2 | scr ms hex 316 (pl) 5/16-18x16 1/2 spc (W0J0) (W0J0) (W0J0) | 743 |
|
| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 1 3/4 | 5/16-18x1 3/4 slotted round m/s plated b18.6.3 | 42 |
|
| Mansco | MI | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 3/4 | 5/16-18 x 1-3/4 pan phillips m/s triv blk znc w/precote 80 | 7699 |
|
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 1 3/4 | nc flat slotted zb | 394 |
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| Alma Bolt | MI | Machine Screw | Steel | Plain | 5/16-18 x 1 3/4 | pan phillips | 88 |
|
| Hodell | OH | Machine Screw | Steel | Zinc/Yellow | 5/16-18 x 1 3/4 | 5/16-18x1-3/4 phil round ms .00015/.0005 zinc/yellow with certs & xray rpt to plating thkns per 51042-a01 | 100 |
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| MESAFAST | CA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 | 5/16-18x2 phil flat machine screw steel zinc | 100.0 |
|
| MidStates | MI | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | phil flat m/s 18-8 | 80 |
|
| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 | 5/16-18x2 slotted flat m/s plated b18.6.3 | 79 |
|
| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 | 5/16-18x2 phil flat m/s plated b18.6.3 | 289 |
|
| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 | 5/16-18x2 phil flat m/s-type-f-plated b18.6.3 | 290 |
|
| AIH | AZ | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | 5/16-18 x 2 | 100 deg flat countersunk m/s s/s black ox MS24693-120B | 5 |
|
| Kanebridge | IL | Machine Screw | Steel | Zinc/Black | 5/16-18 x 2 | 5/16-18x2 phillips pan full/thrd ms blk zinc | 20,000 |
|
| Sonfast | PA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 | 5/16-18x 2 (ft) flat head phil machine screw flat head phillips zinc cr+3 | 3,250 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | 18-8 ss phil flat m/s b18.6.3 | 125 |
|
| Lightning | LA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | oval phillips m/s 18-8-ss | 50 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | 18-8 ss phil oval m/s b18.6.3 | 90 |
|
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | nc 18-8 ss round slotted | 59 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | 18-8 ss phil pan m/s b18.6.3 | 1 |
|
| ASFCORP | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 | 5/16-18 x 2 phil pan hd mach scw tri zn fe/zn 5an pkg | 15 |
|
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | nc 18-8 ss oval slotted | 3 |
|
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 | nc 18-8 ss pan phil | 12 |
|
| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 | phil flat m/s b18.6.3 | 77 |
|
| Optimas | IL | Machine Screw | Grade 5 | Phosphate | 5/16-18 x 2.10 | 5/16-18x2.10 torx wafer m/s grade 5 phos/oil dry precote 80 per drawing (p) | 1324 |
|
| FTS | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 1/4 | fill slotted ms 18-8 ss | 4,034 |
|
| FTS | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 1/4 | rd slotted ms stl zn | 3500 |
|
| Kanebridge | IL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 1/2 | 5/16-18x2 1/2 unslt indnt hex was f/t ms zinc | 12.500 |
|
| Sonfast | PA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 1/2 | 5/16-18x2-1/2 phillips flat head machine screw zinc. | 1,900 |
|
| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 1/2 | slotted flat m/s b18.6.3 | 11 |
|
| Hodell | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 2 1/2 | 5/16-18x2 1/2 phil pan m/s zinc | 56830 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 1/2 | 18-8 ss slotted round m/s b18.6.3 | 6 |
|
| Valley Nu | WA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 1/2 | nc 18-8 ss flat slotted | 1 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 2 1/2 | 18-8 ss phil pan m/s b18.6.3 | 2 |
|
| Empire | WA | Machine Screw | Steel | Plain | 5/16-18 x 2 3/4 | 5/16-18x 2-3/4 flat slot m/s | 100 |
|
| Spencer | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 | truss phil m/s thread to | 1000 |
|
| Global | CA | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3 | slotted fillister m/s 18-8 ss | 863 |
|
| Sonfast | PA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 | 5/16-18x3 (ft) flat head phil machine screw flat head phillips zinc cr+3 | 1,500 |
|
| THRDFAST | MS | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 3 | t-316 ss phil flat m/s b18.6.3 | 5 |
|
| Alma Bolt | MI | Machine Screw | Steel | Plain | 5/16-18 x 3 | flat slotted | 88 |
|
| Hodell | OH | Machine Screw | Steel | Galvanized | 5/16-18 x 3 | 5/16-18x3 flat head slotted m/s hdg | 371 |
|
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3 | nc flat slotted zb | 90 |
|
| Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3 | phillips truss machine screw 5/16-18x3 18.8 | 8 |
|
| THRDFAST | OK | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 | slotted flat m/s b18.6.3 | 8 |
|
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 3 | nc round slotted zb | 1 |
|
| Fastener | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 | slotted round machine screw full thread 5/16-18x3 zinc plated | 24500 |
|
| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 1/2 | 5/16-18x3 1/2 slotted flat m/s plated b18.6.3 | 188 |
|
| Mansco | MI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 1/2 | flat phil m/s triv znc | 630 |
|
| Fastener | OH | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3 1/2 | phillips flat machine screw 5/16-18x3-1/2 18.8 | 44 |
|
| THRDFAST | AL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 3 1/2 | slotted hex washer m/s b18.6.3 | 75 |
|
| THRDFAST | AL | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3 1/2 | 18-8 ss slotted round m/s b18.6.3 | 12 |
|
| THRDFAST | MS | Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 5/16-18 x 3 1/2 | 18-8 ss slotted flat m/s b18.6.3 | 89 |
|
| Sonfast | PA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 4 | 5/16-18x4 (ft) flat head phil machine screw flat head phillips zinc cr+3 | 1,475 |
|
| Fastener | OH | Machine Screw | 316, 317, A4 Stainless | Plain | 5/16-18 x 4 | phillips flat machine screw 5/16-18x4 316 ss | 100 |
|
| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 4 | slotted flat m/s b18.6.3 | 80 |
|
| Empire | WA | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 4 | 5/16-18 x 4 round slot m/s zp | 452 |
|
| THRDFAST | FL | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 4 | slotted round m/s b18.6.3 | 9 |
|
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 4 1/2 | nc round slotted zb | 81 |
|
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 4 1/2 | nc flat slotted zb | 100 |
|
| OSSCO | RI | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 5 | 5/16-18x5 slotted round m/s plated b18.6.3 | 9 |
|
| Valley Nu | WA | Machine Screw | Steel | Zinc/Black | 5/16-18 x 5 | nc round slotted zb | 51 |
|
| Mansco | MI | Machine Screw | Steel | Black Oxide | 5/16-18 x 11 | 5/16-18x11 indented hex washer unslotted m/s blk ox dry to touch | 3019 |
|
| FTS | OH | Machine Screw | Steel | Zinc/Clear | 5/16-18 x 13 | in hex unslotted | 1,500 |
|
| WDMB | IA | Machine Screw | Steel | Plain | 5/16-18 x 13 5/8 | scr ms hex st (dtpo) 5/16-18x13 5/8 drw (W0J0) | 940 |
|
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