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SEMS Machine Screws (quadrex)

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

Sems Machine Screw (quadrex), showing 200, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
MAINSOURCNHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/44-40x1/4 phil pan m/s sq cone sems 18-8 ss481
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MAINSOURCNHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 1/46-32x1/4 phil pan m/s sq cone sems 18-8 ss1025
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YANKEENHSems Machine ScrewSteelZinc/ClearM3-0.50 x 6m3 (.5) x 6 phillips pan head square cone sems steel zinc plated (#1 drive)5740
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YANKEENHSems Machine ScrewSteelZinc/Clear#4-40 x 7/164-40 x 7/16 phil pan sq.cone int sem zinc pltd1100
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YANKEENHSems Machine ScrewSteelZinc/Clear#6-32 x 5/166-32 x 5/16 phil pan sq.cone sems zinc pltd500
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YANKEENHSems Machine ScrewSteelZinc/Clear#6-32 x 9/166-32 x 9/16 phil pan sq.cone sems zinc pltd940
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YANKEENHSems Machine ScrewSteelZinc/ClearM3-0.50 x 8m3(.5) x 8 phillips pan head square cone sems steel zinc plated #2 drive9198
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM3-0.50 x 8m3(.5) x 8 phil pan sq.cone sems stain steel28
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YANKEENHSems Machine ScrewSteelZinc/ClearM4-0.70 x 10m4(.7) x 10 phillips pan head square cone sems steel zinc plated3968
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YANKEENHSems Machine ScrewSteelZinc/ClearM5-0.80 x 12m5(.8) x 12 phillips pan head square cone sems screw zinc plated450
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM2-0.40 x 4 x 0M2(.4)x4 phillips pan head square cone sems screw 18-8 s/s steel 0 ph191560
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#2-56 x 3/16phillips pan square cone sems 18-8 s/s57015
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/4phillips pan square cone sems 18-8 s/s62336
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/16phillips pan square cone sems 18-8 s/s4995
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 7/16phil pan sq.cone sems 18-8 3041173
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YANKEENHSems Machine ScrewSteelZinc/Clear#6-32 x 1phil pan sq.cone sems712
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 3/8phillips pan square cone sems 18-8 s/s1275
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YANKEENHSems Machine ScrewSteelZinc/Clear#6-32 x 7/16phil pan sq.cone sems2013
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 1/2phillips pan square cone sems 18-8 s/s1351
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YANKEENHSems Machine ScrewSteelZinc/Clear#6-32 x 5/8phil pan sq.cone sems1200
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YANKEENHSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 3/16phillips pan sq.cone sems 18-8 3042235
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YANKEENHSems Machine ScrewSteelZinc/Clear#8-32 x 5/16phil pan sq.cone sems950
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MESAFASTCASems Machine ScrewSteelPlain#6-32 x 5/16phil pan sq cone sems504.0
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Jay-CeeMISems Machine ScrewSteelZinc/Clear#4-40 x 1/44-40x1/4 phillips pan square cone sems fully threaded zinc20000
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OneMonroeNCSems Machine ScrewSteelPlainM4-.7-0.70 x 8m4-.7 x 8mm phillips pan sq cone sems400
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OneMonroeNCSems Machine ScrewSteelZinc/Clear#6-32 x 5/166-32 x 5/16 phillips pan head square conical washer sems screw zinc2066
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OneMonroeNCSems Machine ScrewSteelZinc/Clear#4-40 x 1/2screw square cone sems 4-40x 1/2 pan/philips steel/zinc1966
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OneMonroeNCSems Machine ScrewSteelZinc/Clear#10-32 x 3/8screw square cone sems 10-32x3/8 pan head/phillips drive steel/zinc1105
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OneMonroeNCSems Machine ScrewSteelZinc/Clear#6-32 x 1/2screw square-cone sems 6-32x1/2 pan head/phillips drive steel/zinc7290
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OneMonroeNCSems Machine ScrewSteelZinc/Clear632 x 5/8sems 632x5/8 pan phillips stl zc1 squarecone sems square cone washer600
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OneMonroeNCSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-32 x 3/4screw mach. 6-32x3/4 phil/pan s/s square cone sems186
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OneMonroeNCSems Machine ScrewSteelZinc/Clear1/4-20 x 3/4screw 1/4-20x3/4 phillips pan square cone sems fully threaded zinc 1000/ctn250
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OneMonroeNCSems Machine ScrewSteelZinc/Clear1/4-20 x 1/2screw square cone sems 1/4-20x1/2 pan head/phillips drive steel/zinc1980
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OneMonroeNCSems Machine ScrewSteelZinc/Clear1/4-20 x 3/41/4-20 x 3/4 phillips pan square cone zinc7000
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OneMonroeNCSems Machine ScrewSteelZinc/Clear832 x 5/16sems 832x5/16pan phillips stl zc1 squarecone sems square cone washer429
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OneMonroeNCSems Machine ScrewSteelZinc/Clear#8-32 x 1/2screw square cone sems 8-32x1/2 pan head/phillips drive steel zinc925
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OneMonroeNCSems Machine ScrewSteelPlain#6-32 x 1/46-32 x 1/4 phillips pan sems square cone500
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OneMonroeNCSems Machine ScrewSteelPlain#8-32 x 1/28-32 x 1/2 phillips pan sems square cone225
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OneMonroeMNSems Machine ScrewSteelZinc/ClearM3 x 10screw square cone sems m3 x 10mm pan head/phillips steel/zinc481
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OneMonroeMNSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM4 x 8screw square cone sems m4 x 8mm pan head/phillips stainless steel624
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OneMonroeMNSems Machine ScrewSteelZinc/ClearM4 x 8screw square cone sems m4 x 8mm pan/phillips steel/clear zinc1100
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OneMonroeMASems Machine ScrewSteelZinc/Clear#6-32 x 1/4screw square cone sems 6-32x1/4 pan head/phillips steel/zinc225
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OneMonroeMASems Machine ScrewSteelZinc/Clear#8-32 x 7/16screw sems. 8-32 x 7/16 pan/phillips st/zc square cone washer rohs compliant110
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OneMonroeMNSems Machine ScrewSteelZinc/ClearM3 x 10screw square cone sems m3 x 10mm pan head/phillips steel/zinc481
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EmpireWASems Machine ScrewSteelZinc/ClearM5-0.80 x 10m5(.8) x 10 pan phil sems screw square cone washer steel zinc plate586
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RCFastAZSems Machine ScrewSteelZinc/Clear#6-32 x 1/2phil pan sq cn sems stl 11140
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RCFastAZSems Machine ScrewSteelZinc/Clear#6-32 x 7/16phil pan sq cn sems stl 1500
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RCFastAZSems Machine ScrewSteelZinc/Clear#6-32 x 5/16phil pan sq cn sems stl 1 rohs1500
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RCFastAZSems Machine ScrewSteelZinc/Clear#4-40 x 7/16phil pan sq cn sems stl 1 rohs1500
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RCFastAZSems Machine ScrewSteelZinc/Clear#6-32 x 1/4phil pan sq cn sems w/nylon patch stl Cr3+ 12500
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RCFastAZSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM4 x 70phil pozi pan sq cn sems a2 18-8 3041000
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RCFastAZSems Machine ScrewSteelZinc/Clear#4-40 x 5/16phil pan sq cn sems stl 1 rohs7400
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RCFastAZSems Machine ScrewSteelZinc/Clear#6-32 x 3/8phil pan sq cn sems stl 1 rohs6000
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RCFastAZSems Machine ScrewSteelZinc/Clear#4-40 x 1/4phil pan sq cn sems stl 1 rohs2000
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RCFastAZSems Machine ScrewSteelZinc/Clear#4-40 x 3/16phil pan sq cn sems stl 1 rohs2400
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RCFastAZSems Machine ScrewSteelZinc/Clear#4-40 x 1/2phil pan sq cn sems stl 1 rohs4000
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EndriesWISems Machine ScrewSteelZinc/Clear#4-40 x 3/164-40x3/16 phillips pan head w/sq sems steel zinc2500
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OneMonroeCASems Machine ScrewSteelZinc/Clear#10-32 x 1/2screw square cone sems 10-32x1/2 pan head/phillips drive steel zinc250
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OneMonroeTXSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8screw 4-40x3/8 phillips pan square cone sems fully threaded 18 8 18-8 304 steel 5000/ctn2213
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OneMonroeTXSems Machine ScrewSteelPlain#4-40 x 1/4screw square cone sems 4-40x1/4 pan head/phillips drive stl/black3371
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#6-32 x 3/16screw square cone sems 6-32x3/16 pan/phil steel/zinc2950
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OneMonroeTXSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#8-32 x 5/8screw square cone sems 8-32x5/8 pan head/phillips drive 18-8 304 steel30
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OneMonroeTXSems Machine ScrewSteelZinc/Black#10-32 x 1/2screw phil pan 10-32x1/2 square cone sems black zinc250
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MTPCASems Machine ScrewClass 4.8Zinc/ClearM3.5 x 10m3.5 x 10 sems cl 4.8 stl zn phil pan hd machine screws w/square cone washersstock
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OneMonroeTXSems Machine ScrewSteelZinc/Clearphillips pan square cone sems steel zinc600
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OneMonroeTXSems Machine ScrewSteelZinc/Green#8-32 x 5/16sems 832x5/16pan phil stl squarecone sems square cone washer green zinc6000
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#4-40 x 1/4screw square cone sems 4-40x1/4 pan head/phillips steel/zinc1595
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#4-40 x 5/16screw square cone sems 4-40x5/16 pan head/phillips drive steel/zinc2570
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#4-40 x 3/8screw square cone sems 4-40x3/8 pan head/phillips drive steel/zinc1413
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#4-40 x 7/16screw square cone sems 4-40x7/16 pan head/phillips steel/zinc4100
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#6-32 x 1/4screw square cone sems 6-32x1/4 pan head/phillips steel/zinc7246
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#6-32 x 3/8screw square cone sems 6-32x3/8 pan head/phillips drive steel/zinc423
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#8-32 x 1/4sems 832x1/4 pan phil stl zc1 squarecone sems square cone washer1077
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OneMonroeTXSems Machine ScrewSteelZinc/Yellow#8-32 x 5/16sems 832x5/16pan phil stl zc1 squarecone sems square cone washer yellow zinc6000
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#8-32 x 3/8screw square cone sems 8-32x3/8 pan head/phillips drive steel/zinc15392
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#8-32 x 1screw square cone sems 8-32x1 pan head/phillips drive steel/zinc124
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#10-32 x 1/2screw square cone sems 10-32x1/2 pan head/phillips drive steel zinc924
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#10-32 x 1/2sems 1032x1/2pan phil st zn2 squarecone sems square cone washer985
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OneMonroeTXSems Machine ScrewSteelZinc/Black#10-32 x 1/2sems pan phil square cone 10-32x1/2 zinc black91
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OneMonroeTXSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 1.0screw square sems 10-32x1.0 pan/phil 18-8 304 steel130
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OneMonroeTXSems Machine ScrewSteelZinc/Clear#10-32 x 1.0sems 1032x1.0 phillips panil stl zc1 squarecone sems square cone washer 63-101645-754
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QFCTXSems Machine ScrewSteelZinc/ClearM2.5 x 10M2.5x10 pan phil sq cone sems zinc510
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QFCTXSems Machine ScrewSteelZinc/ClearM2.5 x 8M2.5x8 pan phil sq cone sems zinc500
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QFCTXSems Machine ScrewSteelPlainM3-0.50 x 10M3-.5x10 pan phil square cone sems tz595000
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QFCTXSems Machine ScrewSteelPlainM3-0.50 x 12M3-.5x12 phillips pan square cone sems23200
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QFCTXSems Machine ScrewSteelZinc/ClearM3-0.50 x 18M3-.5x18 pan phil sq cone sems zinc484
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QFCTXSems Machine ScrewSteelZinc/ClearM3-0.50 x 20M3-.5x20 pan phil sq cone sems zinc400
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QFCTXSems Machine ScrewSteelZinc/ClearM3-0.50 x 25M3-.5x25 pan phil sq cone sems zinc1390
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QFCTXSems Machine ScrewSteelPlainM3-0.50 x 6M3-.5x6 phillips pan square cone sems26209
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QFCTXSems Machine ScrewSteelZinc/ClearM3.5-0.60 x 10M3.5-.6x10 pan phil sq cone sems zinc500
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QFCTXSems Machine ScrewSteelZinc/ClearM3.5-0.60 x 8M3.5-.6x8 pan phil sq cone sems zinc500
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QFCTXSems Machine ScrewSteelZinc/ClearM4-0.70 x 10M4-.7x10 pan phil sq cone sems zinc500
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QFCTXSems Machine ScrewSteelZinc/ClearM4-0.70 x 25M4-.7x25 pan phil sq cone sems zinc400
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QFCTXSems Machine ScrewSteelZinc/ClearM5-0.80 x 12M5-.8x12 pan phil sq cone sems zinc967
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QFCTXSems Machine ScrewSteelZinc/ClearM6-1.00 x 12M6-1.0x12 pan phil sq cone sems zinc500
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QFCTXSems Machine ScrewSteelPlain#10-32 x 110-32x1 pan phil sq cone sems b18.1395
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QFCTXSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 110-32x1 pan phil sq cone sems 18-8 s/s b18.131000
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QFCTXSems Machine ScrewSteelPlain#10-32 x 3/810-32x3/8 pan phil sq cone sems b18.13944
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QFCTXSems Machine ScrewSteelZinc/Clear#10-32 x 3/8#10-32x3/8 phillips pan head sems screw square cone washer trivalent zinc b18.13285
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QFCTXSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-32 x 3/810-32x3/8 pan phil sq cone sems 18-8 b18.132240
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QFCTXSems Machine ScrewSteelZinc/Black#10-32 x 3/4#10-32x3/4 phillips pn sq dome sems bz b18.133994
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TSFTXSems Machine ScrewSteelZinc/Clear#8-32 x 1/2phil pan sq. cone sems stl trivalent clear zinc 832 x 1/2870
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TSFTXSems Machine ScrewSteelZinc/Clear#4-40 x 3/16sq. conical sems screw phil pan clear zinc 440 x 3/16900
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TSFTXSems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/16concial ( sq. cone eq.) washer sems 18-8 ss phil pan 4-40 x 5/16439
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ACFCASems Machine ScrewSteelZinc/Yellow#10-32 x 3/810-32x3/8 phil indented hex square cone sems zinc ii2865
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ACFCASems Machine ScrewSteelZinc/Clear#8-32 x 18-32x1 phillips indented hex square cone sems z/p rohs300
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ACFCASems Machine ScrewSteelZinc/Clear#8-32 x 1/28-32x1/2 phillips indented hex square cone sems z/p rohs15229
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ACFCASems Machine ScrewSteelZinc/Clear#4-40 x 1/44-40x1/4 phillips indented hex square cone sems z/p rohs1400
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ACFCASems Machine ScrewSteelPlain#8-32 x 1/28-32x1/2 phillips indented hex sq. cone sems z/ii500
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ACFCASems Machine ScrewSteelPlain#8-32 x 3/88-32x3/8 phillips indented hex sq. cone sems z/ii57700
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ACFCASems Machine ScrewSteelBlack Oxide#10-32 x 3/810-32x3/8 phillips indented hex sq cone sems black ox2500
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ACFCASems Machine ScrewSteelZinc/Clear5/16-18 x 1 1/45/16-18x1-1/4 phillips indented hex square cone sems z/p rohs3397
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ACFCASems Machine ScrewSteelZinc/Yellow1/4-20 x 1/21/4-20x1/2 phil indented hex square cone sems zinc ii1970
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ACFCASems Machine ScrewSteelZinc/Yellow#10-32 x 110-32x1 phil indented hex square cone sems zinc ii18135
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ACFCASems Machine ScrewSteelZinc/Clear#4-40 x 3/84-40x3/8 phillips pan square cone m/s sems z/p rohs1000
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ACFCASems Machine ScrewSteelZinc/Clear#4-40 x 1/44-40x1/4 phillips pan square cone m/s sems z/p rohs compliant2940
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ACFCASems Machine ScrewSteelZinc/Clear#4-40 x 1/44-40x1/4 phillips pan square cone m/s sems z/p rohs1254
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ACFCASems Machine ScrewSteelZinc/Clear#4-40 x 1/44-40x1/4 phillips pan square cone sems z/p m/pak4000
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ACFCASems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40x3/8 s/s phillips pan square cone sems patch600
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ACFCASems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/164-40x3/16 s/s phillips pan square cone sems2463
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ACFCASems Machine ScrewSteelZinc/Clear#4-40 x 3/84-40x3/8 phillips pan square cone sems z/p ( m/pak )27500
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ACFCASems Machine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40x3/8 s/s phillips pan square cone sems558
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ACFCASems Machine ScrewSteelZinc/Clear#4-40 x 3/84-40x3/8 phillips pan square cone m/s sems z/p rohs compliant80000
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ACFCASems Machine ScrewSteelZinc/Clear#6-32 x 5/166-32x5/16 phillips pan square cone m/s sems z/p rohs compliant250
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