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#3 SEMS Machine Screws
SEMS® Machine Screws are machine screws with pre-assembled captive washers, designed to speed total assembly time in a manufacturing process.
80 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 | |
| Liberty | IL | Sems Machine Screw | Steel | Zinc/Clear | #3-48 x 5/32 | phil pan internal sems sems | 6,900 |
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| FMP | MA | Sems Machine Screw | Steel | Zinc/Clear | #3-48 x 3/16 | slotted binding with internal l/w | 15000 |
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| American | NY | Sems Machine Screw | Steel | Cadmium | 3/38 x 1/4 | slotted round external sems cad pl | 13600 |
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| FMP | MA | Sems Machine Screw | Steel | Zinc/Clear | #3-48 x 1/4 | slotted pan with internal l/w | 5600 |
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| Liberty | IL | Sems Machine Screw | Steel | Black Oxide | #3-48 x 1/4 | slotted indented hex split sems sems black oxide | 1,600 |
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| Irwin Ind | Ont | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | #3-48 x 1/4 | 3-48x1/4 pan torx on 2 head m/s split l/w sems 18-8 304 b18.13 | 60000 |
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| ACCURATE | IL | Sems Machine Screw | Steel | Plain | #3-48 x 9/32 | pan slotted belvil sems | 3,800 |
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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 | 8000 |
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| American | NY | Sems Machine Screw | Steel | Plain | #3-48 x 5/16 | slotted truss ext sems | 288000 |
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| Endries | WI | Sems Machine Screw | Steel | Zinc/Clear | 3/16 x 5/16 | 3/16x5/16 truss semi-tub stl znc | 3985 |
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| FMP | MA | Sems Machine Screw | Steel | Zinc/Clear | #3-48 x 5/16 | slotted pan with internal l/w | 3800 |
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| American | NY | Sems Machine Screw | Steel | Cadmium | 3/8-16 x 3/8 | slotted round ext sems cad pl | 1900 |
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| American | NY | Sems Machine Screw | Steel | Cadmium | 3/8-16 x 7/16 | slotted round ext sems cad pl | 10000 |
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| Endries | WI | Sems Machine Screw | Steel | Zinc/Clear | 3/16 x 7/16 | 3/16x7/16 truss semi-tub stl znc | 65301 |
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| American | NY | Sems Machine Screw | Steel | Cadmium | 3/8-16 x 1/2 | hex flat washer 13/16 sems cad pl | 2500 |
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| American | NY | Sems Machine Screw | Steel | Cadmium | 3/8-16 x 1/2 | slotted round ext sems cad pl | 13500 |
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| MidStates | MI | Sems Machine Screw | Steel | Plain | 3/8-16 x 1/2 | hex unslotted int sem p | 994 |
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| FMP | MA | Sems Machine Screw | Steel | Zinc/Clear | #3-48 x 1/2 | slotted pan with internal l/w | 2300 |
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| Liberty | IL | Sems Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1/2 | unslotted indented hex internal sems internal sems | 9,850 |
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| NAPPCO | TX | Sems Machine Screw | Plain | 3/4- x 1/2 | 3/4-x1/2 hex reducing washer | 400 |
| |
| American | NY | Sems Machine Screw | Steel | Zinc/Clear | 3/8-16 x 9/16 | hex conical washer sems zp | 1200 |
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| UNEEDA | NJ | Sems Machine Screw | Steel | Plain | 3/16 x 5/8 | oval semi | 18680 |
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| Liberty | IL | Sems Machine Screw | Steel | Zinc/Clear | 3/8-16 x 5/8 | unslotted hex external sems external sems | 500 |
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| FACCA | Ont | Sems Machine Screw | Grade 5 | Zinc/Clear | 3/8-16 x 5/8 | sems machine screw phillips flat hd with ctsk external tooth lockwasher 3/8-16 unc x 5/8 lg low carbon steel zinc plated b18.13 | 13,600 |
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| IRF | NJ | Sems Machine Screw | Aluminum | Plain | 3/16 x 43/64 | 3/16x43/64 truss head semi-tub aluminum | 23,902 |
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| IPC | VA | Sems Machine Screw | Aluminum | Plain | 3/16 x 11/16 | 3/16x11/16 truss semi tubular riv. alum autofeed free of oil (dry) 5056 alum | 12,600 |
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| American | NY | Sems Machine Screw | Steel | Zinc/Clear | 3/6-16 x 3/4 | slotted round split sems zp | 38500 |
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| American | NY | Sems Machine Screw | Steel | Zinc/Clear | 3/8-16 x 3/4 | hex flat washer 3/4 sems zp | 2000 |
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| American | NY | Sems Machine Screw | Steel | Cadmium | 3/8-16 x 3/4 | slotted round external sems cad pl | 10000 |
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| IPC | VA | Sems Machine Screw | Steel | Zinc/Yellow | 3/8-16 x 3/4 | 3/8-16x3/4 indented hex unslotted m/s sems split l.w. zinc yellow plating | 80 |
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| Endries | WI | Sems Machine Screw | Steel | Zinc/Yellow | 3/8-16x3/4 slotted round head machine screw tri ylw 96hr wh f1941 .0002 | 25 |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | inquire |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | 400 |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | inquire |
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| National | Ont | Sems Machine Screw | Steel | Plain | 3/8-16 x 3/4 | 3/8-16x3/4 ind hex washer tf syz | 34060 |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | inquire |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | inquire |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | inquire |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | inquire |
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| Brikksen | FL | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Passivated | 3/16 x 3/4 | 3/16 x 3/4 semi-tub truss hd s/s passivated | inquire |
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| Century | FL | Sems Machine Screw | Brass | Plain | 3/16 x 3/4 | 3/16 x 3/4 truss hd semi-tub brass | 60400 |
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| General F | MI | Sems Machine Screw | Steel | Plain | 3/16 x .8125 | 3/16x.8125 truss hd semi-tubul b18.13 | 10813 |
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| American | NY | Sems Machine Screw | Steel | Cadmium | 3/8 x 7/8 | slotted round external sems cad pl | 2000 |
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| Fastenerc | OH | Sems Machine Screw | Steel | Zinc/Yellow | 3/8-16 x 7/8 | 3/8-16 x 7/8 steel ind hx uns sems-ext znc/yel | 4000 |
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| American | NY | Sems Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | indented hex int/spl sems zp | 500 |
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| American | NY | Sems Machine Screw | Steel | Plain | #3-48 x 1 | slotted round internal sems black | 25000 |
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| American | NY | Sems Machine Screw | Steel | Zinc/Clear | 3/8 x 1 | indented hex int sems zp | 180 |
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| American | NY | Sems Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | slotted indented hex int sems pl | 52500 |
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| Cal Fastenrs | CA | Sems Machine Screw | Nylon (Polyamide) | Plain | 3/8-16 x 1 | unslotted hex washer w/serrations & pa 2-up/6covered | 2,100 |
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| Alma Bolt | MI | Sems Machine Screw | Grade 5 | Plain | 3/8-16 x 1 | 3/8-16 x 1 grade 5 | hex hd w/conical washer sem | 330 |
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| American | WI | Sems Machine Screw | Grade 5 | Zinc/Clear | 3/8-16 x 1 | 3/8-16x1 nc unsl ind hex hd sems gr 5 w/flat &lockwasher zinc | 11678 |
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| EASTERN SCREW | RI | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 | 3/8-16 x 1 hex washer 18-8 | 840 |
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| EASTERN SCREW | RI | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 | 3/8-16 x 1 hex washer 18-8 7/16 across flats per print #p24781-lib | 630 |
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| Century | FL | Sems Machine Screw | Steel | Zinc/Clear | 3/8-16 x 1 | 3/8-16 x 1 ind hx washer hd steel zinc | 274 |
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| EASTERN SCREW | RI | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/8-16 x 1 1/4 | 3/8-16 x 1-1/4 hex wash 18-8 | 4747 |
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| Buckeye | OH | Sems Machine Screw | Steel | Plain | 3/8-24 x 1 1/2 | 3/8-24 x 1-1/2, modified hw style weld screw w/ header point | inquire |
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| IRF | NJ | Sems Machine Screw | Steel | Zinc/Clear | 3/16 x 1 17/32 x 3/8 | truss semitub stl/ | 76,000 |
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| N P | CA | Sems Machine Screw | Steel | Zinc/Clear | #3 x 16 | jis machine screws with sems l/w m 3x 16 cr3 zinc | 1,700 |
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| Endries | WI | Sems Machine Screw | Zinc/Black | 3/8-16 x 2 | 3/8-16x2 hex washer head with ring tap-r screw trivalent black zinc per 168469-j1 | 3475 |
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| N P | CA | Sems Machine Screw | Steel | Zinc/Clear | #3 x 20 | jis machine screws with sems l/w m 3x 20 cr3 zinc | 1,400 |
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| Optimas | IL | Sems Machine Screw | Grade 8 | Zinc/Clear | 3/8-16 x 2.062 | 3/8-16x2.062 indent hex sems screw grade 8 zinklad 1000bhg f/w sems per dwg (i) | 2640 |
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| IRF | NJ | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3/16 x 2 7/32 x 3/8 | truss semi-tub 302 18-8 304 | 5000 |
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| Jackson | MS | Sems Machine Screw | Steel | Plain | 3/8 x 2 1/4 | nc sicket set cup point semi-standard | 25 |
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| Arden | WI | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3824 x 2.38 | 3824x2.38 hex fw sems 18-8ss | inquire |
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| IRF | NJ | Sems Machine Screw | Steel | Nickel Plated | 3/16 x 3 | oval (5/16) deep hole semi-tub | 8420 |
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| Weaver | WA | Sems Machine Screw | Steel | Zinc/Clear | 3-.5 x 6 | 3-.5x6 sems int lw phil pan machine screw zinc | 900 |
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| Weaver | WA | Sems Machine Screw | Steel | Zinc/Clear | 3-.5 x 10 | 3-.5x10 sems int lw phil pan machine screw zinc | 9000 |
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| N P | CA | Sems Machine Screw | Steel | Zinc/Clear | #3 x 10 | jis machine screws with sems l/w m 3x 10 cr3 zinc | 117,575 |
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| N P | CA | Sems Machine Screw | Steel | Zinc/Clear | #3 x 14 | jis machine screws with sems l/w m 3x 14 cr3 zinc | 1,900 |
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| OneMonroe | NC | Sems Machine Screw | Steel | Zinc/Clear | 3/8 | 3/8 int l/w special stl zinc pl. per astm-b633 trivalent clear chromate class 2 .0005thk and class 3 .0002 thk. salt spray in accordance with astm b117 100 hour salt spray test | 50 |
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| N P | CA | Sems Machine Screw | Steel | Zinc/Clear | #3 x 08 | jis machine screws with sems l/w m 3x 08 cr3 zinc | inquire |
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| NAPPCO | TX | Sems Machine Screw | Steel | Plain | 3 | 3m-.5 x 8mm pan phil sem screw w/split | 879 |
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| CNB | IL | Sems Machine Screw | Grade 2 | Zinc/Clear | 3/8 | 3/8 external tooth/internal tooth combo lock washer grade 2 usa domestic zinc | 2744 |
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| Cal Fastenrs | CA | Sems Machine Screw | Steel | Phosphate | 3/8-16 | conical sems nut - 1 od -black | 450 |
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| SJS Prod | CA | Sems Machine Screw | Steel | Zinc/Clear | 3/16 | 3/16 hex j/s 4-40x5/16 w/spl sem stl zp | 20 |
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| Exim | S'pore | Sems Machine Screw | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain | 3-8 | screw sems pan head phillips recessstainless steel 304 w. spw & plw m3 x 8 mm misumi scbj3-8 b18.13 | 5000 |
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| Endries | WI | Sems Machine Screw | Steel | Zinc/Clear | 3/4 | 3/4 f436 hardened flat washer hex chromium free 96 hr salt spray zinc | 700 |
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| Endries | WI | Sems Machine Screw | Steel | Zinc/Clear | 3/4 | 3/4 uss trademark mil-carb hardened extra thick flat washer hex chromium free 96 hr salt spray zinc .812x2x.179 | 450 |
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| Hodell | OH | Sems Machine Screw | Steel | Plain | 3/8-16 x 3 | 3/8-16 x 3 unslt ind hxhd sems w/conical wash | | 1000 |
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| OneMonroe | MA | Sems Machine Screw | Steel | Zinc/Clear | 3/8 | 3/8 combo.ext./int.lock washer plated | 100 |
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