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#12 SEMS Machine Screws

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

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

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
AmericanNYSems Machine ScrewSteelPlain#12-24 x 1/8slotted fillister split sems1750
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AmericanNYSems Machine ScrewSteelZinc/Clear#12-24 x 1/4slotted pan internal sems zp2000
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QFCTXSems Machine ScrewSteelZinc/Clear#12-24 x 3/812-24x3/8 hh slotted square cone sems zinc b18.1327695
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ACCURATEILSems Machine ScrewSteelNickel#12-24 x 3/8unslotted hex sems internal18000
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AmericanNYSems Machine ScrewSteelPlain#12-24 x 3/8phillips round external sems black37000
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AmericanNYSems Machine ScrewSteelPlain#12-24 x 3/8hex external sems850
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AmericanNYSems Machine ScrewSteelZinc/Clear#12-24 x 3/8phillips round internal sems zp250
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 3/812-24x3/8 phillips pan external sems machine screw fully threaded zinc and bake150,000
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 3/812-24x3/8 slotted hex washer external sems machine screw fully threaded zinc and bake75,000
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 3/812-24x3/8 unslotted hex washer external sems machine screw fully threaded zinc and75,000
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Kanebridge ILSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12-24 x 3/812-24x3/8 phillips indented hex washer machine screw fully threaded 18-8 stainless steel25,000
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BEACONILSems Machine ScrewSteelZinc/Clear#12-24 x 3/812-24 x 3/8 phillips pan head machine screw sems external lockwasher steel trivalent zinc & 4hr bake rohs compliant13696
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AFIFLSems Machine ScrewSteelZinc/Yellow#12-24 x 3/812-24x3/8 phil pan combo sems st zn () ()14307
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AFIFLSems Machine ScrewSteelZinc/Clear#12-24 x 3/812/24x3/8 sl hx wash ext sems stz rohs () ()1983
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AFIFLSems Machine ScrewSteelZinc/Yellow#12-24 x 3/812-24x3/8 phil pan ext sems st zd () ()4725
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AmericanNYSems Machine ScrewSteelPlain#12 x 1/2unslotted hex square internal sems type-b type-blk15000
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QFCTXSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24x1/2 phil pan external sems screw trivalent zinc b18.1364
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MESAFASTCASems Machine ScrewSteelPlain#12-24 x 1/2ns indented hwh ext sems machine220.0
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CenturyFLSems Machine ScrewSteelPlain#12-24 x 1/212-24 x 1/2 phillips pan hd ext l/w (STEEL ZI & YEL) (STEEL ZI & YEL) 6098
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CenturyFLSems Machine ScrewSteelPlain#12-24 x 1/212-24 x 1/2 slotted ind hex washer head (EXTERNAL TOOTH LW SEMS STEEL ZINC) (EXTERNAL TOOTH LW SEMS STEEL ZINC) 6100
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AmericanNYSems Machine ScrewSteelZinc/Clear#12-24 x 1/2phillips truss external sems zp3280
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MidStatesMISems Machine ScrewSteelZinc/Clear#12-24 x 1/2hex unslotted ext sem zn42
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GlobalCASems Machine ScrewSteelPlain#12-24 x 1/2phillips pan external sem500
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24x1/2 phillips pan external sems machine screw fully threaded zinc and bake62.500
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24x1/2 slotted hex washer external sems machine screw fully threaded zinc and bake100,000
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24x1/2 phillips pan internal sems machine screw fully threaded zinc75,000
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General FMISems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12-24 x 0 1/212-24 x 0.5 pn 6-lobe sems ms ss b18.1345910
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Kanebridge ILSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12-24 x 1/212-24x1/2 phillips indented hex washer machine screw fully threaded 18-8 stainless steel25,000
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BEACONILSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24 x 1/2 phillips pan head machine screw sems external lockwasher steel trivalent zinc & 4hr bake rohs compliant16780
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HayesCASems Machine ScrewSteelZinc/Clear#12 x 1/2#12 x 1/2 slotted hex wash a/ab zinc200
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HayesCASems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12 x 1/2#12 x 1/2 slotted hex wash a/ab 18-8ss400
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AFIFLSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24x1/2 phil pan ext sems st zn () ()2379
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AFIFLSems Machine ScrewSteelZinc/Yellow#12-24 x 1/212-24x1/2 phil pan ext fw sems st zd () ()1500
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CenturyNYSems Machine Screw400 Stainless (405, 410,416,420,430 etc.)Plain#12-24 x 1/212-24x1/2 phillips acr2 dr.pan mach scr sems dog pt.c302 s/s (ava6842000)30700
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AFIFLSems Machine ScrewSteelZinc/Yellow#12-24 x 1/212-24x1/2 slt hex wash hd ext sems screw () ()4999
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OlanderCASems Machine ScrewSteelZinc/Clear12-24 x 1/2 phil pan ext sems rohs stl1722
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AFIFLSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24x1/2 phil pan ext sems st zn rohs () ()2000
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CenturyNYSems Machine ScrewSteelZinc/Yellow#12-24 x 1/212-24x1/2 phillips pan hd external l/w steel zi & yel6098
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AFIFLSems Machine ScrewSteelZinc/Yellow#12-24 x 1/212-24x1/2 combo pan ext sems st zd () ()15968
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CenturyNYSems Machine ScrewSteelZinc/Clear#12-24 x 1/212-24x1/2 slotted indented hex washer head external tooth lw sems steel zinc6100
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CenturyNYSems Machine ScrewSteelZinc/Clear12-24 x 1/2 slotted ind hex washer hd steel zinc plt2000
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AFIFLSems Machine ScrewSteelZinc/Yellow#12-24 x 9/1612-24x.563 phil pan dbl sems stl zn yllw ()1410
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QFCTXSems Machine ScrewSteelPlain#12-24 x 5/8screw 12-24x5/8 hex washer slotted b18.135245
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HBBOLTCASems Machine ScrewSteelZinc/Yellow#12-24 x 5/8hex washer indt slotted mach zn yel2,000
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AmericanNYSems Machine ScrewBrassPlain#12-24 x 5/8slotted round external sems650
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AmericanNYSems Machine ScrewSteelCadmium#12-24 x 5/8slotted round int/ext sems cad7000
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AmericanNYSems Machine ScrewSteelCadmium#12-24 x 5/8slotted round split sems cad pl4340
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GlobalCASems Machine ScrewSteelPlain#12-24 x 5/8phillips pan square cone sem1,810
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Kanebridge ILSems Machine ScrewSteelPlain#12-24 x 5/812-24x5/8 phillips pan external sems machine screw fully threaded zinc and bake62.500
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 5/812-24x5/8 phillips indented hex washer machine screw fully threaded zinc75,000
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Kanebridge ILSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12-24 x 5/812-24x5/8 phillips indented hex washer machine screw fully threaded 18-8 stainless steel25,000
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Palmer BoltOHSems Machine ScrewSteelPlain#12-24 x 5/8slotted fillister internal sems72,733
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Cal FastenrsCASems Machine ScrewSteelZinc/Clear#12-24 x 11/1612-24x11/16 indented hex head m/s with split lock washer sems-zinc w/3/8 hex hex head m/s-hex head m/s-5,500
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CenturyFLSems Machine ScrewSteelPlain#12 x 3/4#12 x 3/4 unslotted indented hex washer (TEK III SELF DRILLING STEEL ZINC) (TEK III SELF DRILLING STEEL ZINC) 24000
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CenturyFLSems Machine ScrewSteelPlain#12-24 x 3/412-24 x 3/4 pozi pan sems ext l/w stl zi 11240
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AmericanNYSems Machine ScrewSteelCadmium#12-24 x 3/4phillips pan ext sems cad pl35600
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AmericanNYSems Machine ScrewSteelPlain#12-24 x 3/4phillips pan exteral sems7500
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AmericanNYSems Machine ScrewSteelNickel#12-24 x 3/4phillips pa external sems nickle pl5000
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AmericanNYSems Machine ScrewSteelZinc/Clear#12-24 x 3/4phillip pan external sems pl10700
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SJS ProdCASems Machine ScrewSteelZinc/Clear#12-24 x 3/412-24x 3/4 pan head phil ext/sem m/s zp 2000
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 3/412-24x3/4 phillips pan external sems machine screw fully threaded zinc and bake100,000
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 3/412-24x3/4 phillips pan internal sems machine screw fully threaded zinc75,000
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LibertyILSems Machine ScrewSteelZinc/Green#12-24 x 3/4phillips pan internal sems & olive dr internal sems & olive dr2,000
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LibertyILSems Machine ScrewSteelZinc/Clear#12-24 x 3/4phillips truss internal sems10,000
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Kanebridge ILSems Machine ScrewSteelZinc/Clear#12-24 x 3/412-24x3/4 phillips indented hex washer machine screw fully threaded zinc75,000
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Kanebridge ILSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#12-24 x 3/412-24x3/4 phillips indented hex washer machine screw fully threaded 18-8 stainless steel25,000
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HayesCASems Machine ScrewSteelZinc/Clear#12 x 3/4#12 x 3/4 unslt hex wshr a/ab zinc14
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FTSOHSems Machine ScrewSteelZinc/Clear#12 x 3/4indented hex washer unslotted type 333,000
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FTSOHSems Machine ScrewSteelPlain#12 x 3/4indented hex washer unslotted type 3 neowsh14,000
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FTSOHSems Machine ScrewSteelZinc/Clear#12 x 3/4indented hex washer unslotted type 333000
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FTSOHSems Machine ScrewSteelPlain#12 x 3/4indented hex washer unslotted type 3 neowsh14000
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CenturyNYSems Machine ScrewSteelZinc/Clear#12-24 x 3/412-24x3/4 pozi pan sems external l/w stl zi11240
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AFIFLSems Machine ScrewSteelZinc/Clear#12 x 3/4#12x3/4 serr hex washer sd2 st zn () ()2696
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AFIFLSems Machine ScrewSteelZinc/Yellow#12-24 x 7/812-24x7/8 phil pan int sems st zd rohs () ()54550
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AmericanNYSems Machine ScrewSteelCadmium#12-24 x 1phillip round external sems cad pl18000
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AmericanNYSems Machine ScrewSteelPlain#12-24 x 1slotted round external sems25000
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KomarILSems Machine ScrewSteelZinc/Clear#12-24 x 112-24x1 ph(10)rd(spec) sems washer-case hard zc trivalent36000
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ZAL INDUSCASems Machine ScrewSteelPlain#12-24 x 1 1/412-24x1-1/4 hex washer head #5 point4,000
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General FMISems Machine ScrewSteelPlain#12-24 x 1 1/412-24 x 1.25 phil fillister sems w/ b18.132304
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AmericanNYSems Machine ScrewSteelPlain#12 x 2 1/4hex type-a flat washer 1/2od sems300
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QFCTXSems Machine ScrewSteelZinc/Clear#12-24 x 3 3/4#12-24x3 3/4 slotted round steel machine screw and helical spring lock washer sem zinc (96 hrs salt spray test white rust) rohs b18.1355555
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General FMISems Machine ScrewSteelPlain#12-24 x 31/412-24x3.25 pn slotted ms sems w/hdr pt b18.1342750
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EndriesWISems Machine ScrewSteelElectrolytic Zinc Basecoat + Topcoats (Climacoat, Climaseal, etc.)#12#12 regular split lock washer hex chrome free zinc flake silver 240 hours to red rust41
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General FMISems Machine ScrewSteelZinc/Clear#12 x .611Southco 12-P-203 #12 sq thread pan phil captive screw8204
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EASTERN SCREWRISems Machine ScrewGrade 5Plain#12 x 1 3/412 x 1-3/4 hex washer type steel grade 5 allflex allguard5585
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