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5/16 inch length SEMS Machine Screws (ASME B18. 13)
SEMS® Machine Screws are machine screws with pre-assembled captive washers, designed to speed total assembly time in a manufacturing process.
79 results, (click on any line for more information)
| Buy SEMS Machine Screws from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 p-pan sem sqr-cn s/s b18.13 | 200 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | 6-32 x 5/16 p-pan sem ext wsh m/s stl znc b18.13 | 10 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32 x 5/16 p-pan sem int wsh m/s s/s b18.13 | 4000 |
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| Ababa | CA | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | 8-32 x 5/16 p-pan sems int wsh m/s stl znc b18.13 | 116 |
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| Ababa | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32 x 5/16 p-pan sems ext wsh m/s s/s b18.13 | 500 |
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| GLF | OH | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | #8-32x5/16 phil pan hd sems internal l/w stl zc b18.13 () () () | 82 |
|
| GLF | OH | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | #6-32x5/16 phil pan hd sems external l/w 18-8 s/s b18.13 () () () | 115 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #3-48 x 5/16 | 3-48 x 5/16 phillips pan head m/s with external tooth lockwasher sems cleaned 18-8 stainless steel b18.13 | 10100 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 pan phillips ext sems m/s 18.8 s/s b18.13 | 200 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32 x 5/16 pan phil m/s ext tooth l/w sems 18-8 ss b18.13 | 12685 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | 10-32 x 5/16 pan phil machine screw ext tooth l/w sems zinc b18.13 | 1580 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | 4-40 x 5/16 phil pan int sems m/s zinc b18.13 | 70700 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #6-32 x 5/16 | 6-32 x 5/16 pan phil int sems m/s stainless steel passivated b18.13 | 8300 |
|
| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | 10-32 x 5/16 pan phil int sems m/s-zinc b18.13 | 4000 |
|
| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | 8-32 x 5/16 pan phil int sems m/s zinc triv clear b18.13 | 10000 |
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| Irwin Ind | Ont | Sems Machine Screw | Steel | Zinc/Black | #4-40 x 5/16 | 4-40 x 5/16 phil pan sq cone sems m/s blk zinc b18.13 | 55000 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40 x 5/16 pan phil m/s sq cone sems 18-8 stainless steel b18.13 | 1571 |
|
| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32x5/16 pan phill ext sems 18-8 304 steel b18.13 | 250 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | 6-32x5/16 pan phil m/screw square cone sems 18-8 304 b18.13 | 2000 |
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| Ababa | CA | Sems Machine Screw | Steel | Plain | #2-56 x 5/16 | 2-56 x .312 stl screw lock kit (with f/w l/w.& h/n) b18.13 | 14 |
|
| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | screw hex head slottedsteel clear zn w.square cone washer# 6-32 x 5/16 in b18.13 | 6686 |
|
| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | screw pan head phillips-recesstrivalent w. ext tooth l/washersteel clear #6-32 x 5/16 in [rohs] b18.13 | 634 |
|
| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | screw hex headsteel blue zn w. ext tooth lockwasher# 6-32 x 5/16 in. b18.13 | 280 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | screw pan head phillips-recesssteel blue zn w. int. tooth l/washer# 6-32 x 5/16 in b18.13 | 14702 |
|
| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | screw pan head phillips-recesssteel blue zn w. square cone washer# 6-32 x 5/16 in. b18.13 | 3925 |
|
| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #6-32 x 5/16 | screw pan head phillips-recesss/s passivated w. split lockwasher# 6-32 x 5/16 in b18.13 | 13236 |
|
| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | #2-56 x 5/16 | screw pan head phillips-recesss/s passivated w. split l/washer# 2-56 x 5/16 in b18.13 | 827 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | screw pan head phillips-recesssteel blue zn w.ext tooth l/washer# 8-32 x 5/16 in unc 2a (pe09912256) b18.13 | 49831 |
|
| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #10-24 x 5/16 | screw hex headsteel clear zn w. ext tooth lockwasher# 10-24 x 5/16 in. b18.13 | 24620 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | screw pan head phillips-recesssteel zn clear chromate w.ext tooth l/w# 10-32 x 5/16 in. b18.13 | 2917 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | screw hex head w.ext tooth l/washersteel blue trivalent#10-32 x 5/16 in [rohs] b18.13 | 28465 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | screw pan head phillips-recesssteel blue zn w. ext tooth lockwasher# 4-40 x 5/16 in b18.13 | 19 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | screw pan head phillips-recesstrivalent w. int. tooth l/washersteel clear #4-40 x 5/16 in [rohs] b18.13 | 22930 |
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| Exim | S'pore | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | screw pan head phillips-recesssteel blue zn w. sq. cone washer# 4-40 x 5/16 in. b18.13 | 28565 |
|
| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #6-32 x 5/16 | 6-32x5/16 phillips pan sem screw square cone stainless steel 18-8 black oxide and wax 840135 b18.13 | 1400 |
|
| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 phillips pan square cone sem screw stainless steel 18-8 43753 b18.13 | 850 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32x5/16 phillips pn dbl sem 18-8 (nas1301c8-5) b18.13 | 1500 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | 8-32x5/16 phillips pn sq cone sem z 0805PPSQZ b18.13 | 4197 |
|
| QFC | TX | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | #10-24 x 5/16 | 10-24x5/16 slotted ind hex hd w/external tooth washer sems zinc (96 hrs sst white rust) rohs b18.13 | 5000 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | 10-32x5/16 phillips pan head machine screw and external tooth lock washer assembly (sems) zinc plated (96 hrs salt spray test white rust) rohs b18.13 | 65891 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #10-32 x 5/16 | 10-32x5/16 phil pan ext sem screw b18.13 | 1989 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #10-32 x 5/16 | 10-32x5/16 phil pan ext sem screw b18.13 | 775 |
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| QFC | TX | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | #10-32 x 5/16 | #10-32x5/16 phillips pan steel machine screw and spring lock washer sem zinc (96 hrs sst white rust) rohs b18.13 | 372113 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | #10-32x5/16 round head helical springwasher sems m/s zinc (96 hrs salt spray test for white rust) rohs b18.13 | 9930 |
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| QFC | TX | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | 4-40x5/16 phil pan ext sem screw ss b18.13 | 2000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 phil pan ext sem screw b18.13 | 10783 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 phil pan int sem screw b18.13 | 2000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 pan phillips split lock sems b18.13 | 1118 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #4-40 x 5/16 | 4-40x5/16 slotted pan ext sem screw b18.13 | 4700 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | 6-32x5/16 hex head slotted square cone sems tri-zinc b18.13 | 2430 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | 6-32x5/16 phillips pan head square cone sems screw tri-zinc b18.13 | 11125 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | 6-32x5/16 phillips pan sems screw ext l/w trivalent zinc b18.13 | 34000 |
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| QFC | TX | Sems Machine Screw | Steel | Plain | #6-32 x 5/16 | 6-32x5/16 phil pan int sem screw b18.13 | 2110 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | 6-32x5/16 phil pan int sem screw zinc b18.13 | 3456 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | 8-32x5/16 pan phil sq cone sems zinc b18.13 | 1282 |
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| QFC | TX | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Zinc/Clear | #8-32 x 5/16 | #8-32x5/16 pan head slotted m/s external tooth l/w sems zinc (96 hrs sst white rust) rohs b18.13 | 20170 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | 8-32x5/16 slotted pan external sems zinc b18.13 | 7000 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | 8-32x5/16 slotted pan external sems zinc b18.13 | 12000 |
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| General F | MI | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | 10-32 x .312 phil pn sems nar-l zn b18.13 | 2845 |
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| Marine Fasteners | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #8-32 x 5/16 | 8-32x5/16 phillips pan sems ms 18-8 ss w/ext tooth sems washer full b18.13 | 1547410 |
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| General F | MI | Sems Machine Screw | Steel | Zinc/Yellow | #6-32 x 5/16 | 6-32 x .312 pn phil sems lw zn ylw b18.13 | 10034 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | 10-32 x 5/16 slotted pan external sems zinc b18.13 | 3964 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Yellow | #4-40 x 5/16 | 4-40x5/16 phillps pan square cone sem zy b18.13 | 5178 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | 6-32 x 5/16 pan phil int l/w sems zinc b18.13 | 12500 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Yellow | #6-32 x 5/16 | 6-32x5/16 pan phil sq cone sems zy b18.13 | 2000 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | 8-32x5/16 phil pan ext sem m/s zinc b18.13 | 900 |
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| QFC | TX | Sems Machine Screw | Steel | Zinc/Yellow | #8-32 x 5/16 | 8-32x5/16 phil pan ext sem m/s zy b18.13 | 4000 |
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| Mid-Valley | CA | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | sems tapping screw b18.13 | inquire |
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| Mid-Valley | CA | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | sems tapping screw b18.13 | inquire |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #6-32 x 5/16 | sem ext pan phillips 632x5/16 stainless steel b18.13 | 1000 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | sem ext pan phillips 632x5/16 steel zinc plated b18.13 | 1000 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | sem ext pan phillips 832x5/16 steel zinc plated b18.13 | 1960 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #4-40 x 5/16 | sem s cone pan phillips 440x5/16 stainless steel b18.13 | 32 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | sem s cone pan phillips 440x5/16 steel zinc plated b18.13 | 4800 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #4-40 x 5/16 | sem ext pan phillips 440x5/16 steel zinc plated b18.13 | 8000 |
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| JET FITTING | CA | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Black Oxide | #6-32 x 5/16 | sem s cone pan phillips 632x5/16 stainless steel black oxide b18.13 | 3643 |
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| JET FITTING | CA | Sems Machine Screw | Steel | Zinc/Clear | #8-32 x 5/16 | sem s cone pan phillips 832x5/16 steel zinc plated b18.13 | 4375 |
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| Davis | IL | Sems Machine Screw | Steel | Zinc/Clear | #6-32 x 5/16 | #6-32 x 5/16 sltd. pan w ext tooth sems-steel zinc b18.13 | 5,000 |
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| Davis | IL | Sems Machine Screw | Steel | Zinc/Clear | #10-32 x 5/16 | #10-32 x 5/16 phillips pan w ext tooth sems-steel zinc b18.13 | 950 |
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