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3/8 SEMS Machine Screws

SEMS® Machine Screws are machine screws with pre-assembled captive washers, designed to speed total assembly time in a manufacturing process.

35 results, (click on any line for more information)

Buy SEMS Machine Screws from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
AmericanNYSems Machine ScrewSteelCadmium3/8-16 x 3/8slotted round ext sems cad pl1900
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AmericanNYSems Machine ScrewSteelCadmium3/8-16 x 7/16slotted round ext sems cad pl10000
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AmericanNYSems Machine ScrewSteelCadmium3/8-16 x 1/2hex flat washer 13/16 sems cad pl2500
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AmericanNYSems Machine ScrewSteelCadmium3/8-16 x 1/2slotted round ext sems cad pl13500
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MidStatesMISems Machine ScrewSteelPlain3/8-16 x 1/2hex unslotted int sem p994
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LibertyILSems Machine ScrewSteelZinc/Clear3/8-16 x 1/2unslotted indented hex internal sems internal sems9,850
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AmericanNYSems Machine ScrewSteelZinc/Clear3/8-16 x 9/16hex conical washer sems zp1200
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LibertyILSems Machine ScrewSteelZinc/Clear3/8-16 x 5/8unslotted hex external sems external sems500
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FACCAOntSems Machine ScrewGrade 5Zinc/Clear3/8-16 x 5/8sems machine screw phillips flat hd with ctsk external tooth lockwasher 3/8-16 unc x 5/8 lg low carbon steel zinc plated b18.1313,600
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AmericanNYSems Machine ScrewSteelZinc/Clear3/8-16 x 3/4hex flat washer 3/4 sems zp2000
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AmericanNYSems Machine ScrewSteelCadmium3/8-16 x 3/4slotted round external sems cad pl10000
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IPCVASems Machine ScrewSteelZinc/Yellow3/8-16 x 3/43/8-16x3/4 indented hex unslotted m/s sems split l.w. zinc yellow plating80
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EndriesWISems Machine ScrewSteelZinc/Yellow3/8-16x3/4 slotted round head machine screw tri ylw 96hr wh f1941 .000225
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NationalOntSems Machine ScrewSteelPlain3/8-16 x 3/43/8-16x3/4 ind hex washer tf syz34060
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AmericanNYSems Machine ScrewSteelCadmium3/8 x 7/8slotted round external sems cad pl2000
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FastenercOHSems Machine ScrewSteelZinc/Yellow3/8-16 x 7/83/8-16 x 7/8 steel ind hx uns sems-ext znc/yel4000
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AmericanNYSems Machine ScrewSteelZinc/Clear3/8-16 x 1indented hex int/spl sems zp500
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AmericanNYSems Machine ScrewSteelZinc/Clear3/8 x 1indented hex int sems zp180
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AmericanNYSems Machine ScrewSteelZinc/Clear3/8-16 x 1slotted indented hex int sems pl52500
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Cal FastenrsCASems Machine ScrewNylon (Polyamide)Plain3/8-16 x 1unslotted hex washer w/serrations & pa 2-up/6covered2,100
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Alma BoltMISems Machine ScrewGrade 5Plain3/8-16 x 13/8-16 x 1 grade 5 | hex hd w/conical washer sem330
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American WISems Machine ScrewGrade 5Zinc/Clear3/8-16 x 13/8-16x1 nc unsl ind hex hd sems gr 5 w/flat &lockwasher zinc11678
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EASTERN SCREWRISems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex washer 18-8840
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EASTERN SCREWRISems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 13/8-16 x 1 hex washer 18-8 7/16 across flats per print #p24781-lib630
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CenturyFLSems Machine ScrewSteelZinc/Clear3/8-16 x 13/8-16 x 1 ind hx washer hd steel zinc274
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EASTERN SCREWRISems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16 x 1 1/43/8-16 x 1-1/4 hex wash 18-84747
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BuckeyeOHSems Machine ScrewSteelPlain3/8-24 x 1 1/23/8-24 x 1-1/2, modified hw style weld screw w/ header pointinquire
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EndriesWISems Machine ScrewZinc/Black3/8-16 x 23/8-16x2 hex washer head with ring tap-r screw trivalent black zinc per 168469-j13475
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OptimasILSems Machine ScrewGrade 8Zinc/Clear3/8-16 x 2.0623/8-16x2.062 indent hex sems screw grade 8 zinklad 1000bhg f/w sems per dwg (i)2640
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JacksonMSSems Machine ScrewSteelPlain3/8 x 2 1/4nc sicket set cup point semi-standard25
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OneMonroeNCSems Machine ScrewSteelZinc/Clear3/83/8 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 test50
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CNBILSems Machine ScrewGrade 2Zinc/Clear3/83/8 external tooth/internal tooth combo lock washer grade 2 usa domestic zinc2744
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Cal FastenrsCASems Machine ScrewSteelPhosphate3/8-16conical sems nut - 1 od -black450
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HodellOHSems Machine ScrewSteelPlain3/8-16 x 33/8-16 x 3 unslt ind hxhd sems w/conical wash |1000
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OneMonroeMASems Machine ScrewSteelZinc/Clear3/83/8 combo.ext./int.lock washer plated100
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