FCH News

#4-40 Machine Screws

Machine Screws are uniformly threaded screws which are designed to be screwed into pre-drilled, pre-threaded holes, or in conjunction with a nut, usually with a diameter less than 1/4inch. Larger diameter machine screws with a hex head are usually referred to as machine bolts.

181,119 Machine Screw, showing 200, (click on any line for more information)

Search Results Sponsored by ISSCO, Inc., your source for Machine Screws. For more results, visit   isscoinc.com
SupplierLocTypeMaterialFinishSizeDescriptionQty 
ISSCOMOMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8slotted fillister w/ 1/32 drilled head 18-8 stainless1336
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ISSCOMOMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/2phillips pan 18-8 stainless20200
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ISSCOMOMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/16phillips pan 18-8 stainless12600
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1/2torx pan patchlok9280
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1 5/8phil pan hd m/s s/s 18-8 4-40x1-5/8 (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS)900
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NAPPCOTXMachine ScrewNylon (Polyamide)Plain#4-40 x 1/4phillip pan m/s nylon 4-40x1/4 (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS)1430
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8pan hd 6-lobe m/s s/s 18-8 4-40x3/8 (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX) (10-MACHINE SCREWS - TORX)115
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NAPPCOTXMachine ScrewNylon (Polyamide)Plain#4-40 x 1 3/8pan slotted m/s nylon 4-40x1-3/8 (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED)209
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1 1/4phil pan hd m/s s/s 18-8 4-40x1-1/4 (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS)54
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NAPPCOTXMachine ScrewNylon (Polyamide)Plain#4-40 x 1/2pan slotted m/s nylon 4-40x1/2 (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED)59276
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NAPPCOTXMachine ScrewNylon (Polyamide)Plain#4-40 x 1/2flat slotted m/s nylon 4-40x1/2 (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED) (8-MACHINE SCREWS - SLOTTED)2420
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Cal FastenrsCAMachine ScrewNylon (Polyamide)Plain#4-40 x 3/8slotted flat m/s5,300
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Cal FastenrsCAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide#4-40 x 3/84-40 x 3/8 phil flat 100 deg m/s stainless steel black oxide phil flt 100 deg2,000
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ASMCILMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8(ft) coarse phil flat ss18-8900
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40x3/8 slotted pn ms 18-81135
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40x3/8 slotted round ms 18-8700
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SWACOOHMachine ScrewSteelZinc/Clear#4-40 x 1 1/44-40x1 1/4 phillips pn ms stl zinc498
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40x3/8 trim hh ms 18-8200
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SWACOOHMachine ScrewSteelZinc/Clear#4-40 x 7/164-40x7/16 phillips pn ms stl zinc98
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SWACOOHMachine ScrewSteelPlain#4-40 x 5/16#4-40x5/16 ms flat sltzn5106
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SWACOOHMachine ScrewSteelPlain#4-40 x 1 1/2#4-40x1 1/2 ms flat sltzn7133
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SWACOOHMachine ScrewSteelZinc/Clear#4-40 x 3/84-40x3/8 phillips flat ms 100 st zi763
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SWACOOHMachine ScrewSteelZinc/Clear#4-40 x 1#4-40x1 ms flat phillips zn4824
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SWACOOHMachine ScrewSteelZinc/Clear#4-40 x 5/8#4-40x5/8 ms flat phillips zn1418
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SWACOOHMachine ScrewSteelZinc/Clear#4-40 x 1 1/2#4-40x1 1/2 ms flat phillips zn3940
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/44-40x3/4 pn slotted ms 18-8708
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SWACOOHMachine ScrewBrassPlain#4-40 x 1/44-40x1/4 slotted flat ms brass1042
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SWACOOHMachine ScrewSteelZinc/Clear#4-40 x 1 1/2#4-40x1 1/2 ms pan phillips zn9000
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/32#4-40x5/32 ms phillips pan a2 (18-8)4079
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1#4-40x1 ms phillips pan a2 (18-8)975
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1 1/8#4-40x1 1/8 ms phillips pan a2 (18-8)335
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/4#4-40x1/4 ms phillips truss a2 (18-8)1109
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SWACOOHMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/84-40x3/8 phillips truss ms 18-8 st-st100
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SWACOOHMachine ScrewSteelPlain#4-40 x 1/44-40x1/4 phillips pn ms polycarbon900
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GlobalCAMachine ScrewNylon (Polyamide)Plain#4-40 x 1 3/44-40x1 3/4 slotted flat 82 m/s1,021
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NAPPCOTXMachine ScrewSteelZinc/Clear#4-40 x 1/44-40x1/4 phil/slotted rd combo m/s zp (9-COMBO PHILLIPS/SLOT M/S) (9-COMBO PHILLIPS/SLOT M/S) (9-COMBO PHILLIPS/SLOT M/S) (9-COMBO PHILLIPS/SLOT M/S) (9-COMBO PHILLIPS/SLOT M/S) (9-COMBO PHILLIPS/SLOT M/S) (9-COMBO PHILLIPS/SLOT M/S)10000
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 7/16philflat undercut m/s s/s 18-8 4-40x7/16 (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS)2
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/16phil fillister hd m/s s/s 18-8 4-40x5/16 (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS) (7-MACHINE SCREW - PHILLIPS)1403
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MESAFASTCAMachine ScrewSteelZinc/Clear#4-40 x 1/4phil flat20,000.0
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 3/4mach phillips flat z/p38500
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 5/8mach phillips flat z/p15800
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1/4mach phillips flat z/p4230
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1/8mach phillips pan z/p4000
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 5/16mach phillips pan z/p25280
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ISSCOMOMachine ScrewSteelZinc/Black#4-40 x 3/8mach phillips pan black7230
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ISSCOMOMachine ScrewSteelPlain#4-40 x 5/16mach slotted binding undercut7000
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 5/8mach slotted binding undercut z/p5331
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 3/8mach slotted flat z/p45700
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 5/8mach slotted flat z/p114700
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1/8mach slotted flat z/p7300
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 3/4mach slotted flat z/p4300
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1mach slotted fillister z/p13400
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1 1/4mach slotted fillister z/p5300
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1/4mach slotted fillister z/p7779
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 3/8mach slotted fillister z/p50700
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 5/8mach slotted fillister z/p12600
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1/8mach slotted fillister z/p2600
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 1/2mach slotted fillister z/p3800
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ISSCOMOMachine ScrewSteelZinc/Clear#4-40 x 5/8mach slotted oval z/p2700
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 7/32phillips pan1200
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General FMIMachine ScrewSteelBlack Oxide#4-40 x 03/84-40x0.375 flat phil ms blk oxide b18.6.315,128
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General FMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1 3/44-40 x 1.75 flt phil ms ss b18.6.31375
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/2philflat m/s s/s 18-8 4-40x1/2200
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8phil pan hd m/s s/s 18-8 4-40x1/822180
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8philflat undercut m/s s/s 18-8 4-40x1/81165
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/16phil flat ucut m/s s/s 18-8 4-40x3/161050
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NAPPCOTXMachine ScrewNylon (Polyamide)Plain#4-40 x 1 1/2phillip pan m/s nylon 4-40x1-1/2100
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 9/16binder slotted hd m/s s/s 18-8 4-40x9/168144
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FMPMAMachine ScrewBrassPlain#4-40 x 1/8slotted round100
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SRFALMachine ScrewSteelZinc/Clear#4-40 x 1/4phillips pan688
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SRFALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 5/16slotted pan s/s407
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SRFALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1slotted pan s/s1,945
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SRFALMachine ScrewSteelZinc/Clear#4-40 x 1/4slotted round8,600
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SRFALMachine ScrewSteelZinc/Clear#4-40 x 1phillips pan99
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SRFALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/16slotted fillister s/s250
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SRFALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/2phillips pan s/s1,250
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SRFALMachine ScrewBrassPlain#4-40 x 3/8slotted round965
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SRFALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/8phillips flat s/s118
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CNBILMachine ScrewSteelZinc/Clear#4-40 x 5/16slotted hex head10000
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CNBILMachine ScrewGrade 2Plain#4-40 x 1/2slotted pan head gr.28082
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THRDFASTMSMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 3/418-8 ss phil pan m/s b18.6.31,059
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FMPMAMachine ScrewBrassNickel#4-40 x 3/16slotted binding4000
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FMPMAMachine ScrewBrassNickel#4-40 x 1/8slotted flat2000
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FMPMAMachine ScrewBrassPlain#4-40 x 1/8slotted flat1450
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FMPMAMachine ScrewBrassPlain#4-40 x 1/8slotted fillister640
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FMPMAMachine ScrewSteelBlack Oxide#4-40 x 1/8slotted fillister1300
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FMPMAMachine ScrewSteelZinc/Clear#4-40 x 1/8slotted fillister with patch100
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FMPMAMachine ScrewSteelZinc/Clear#4-40 x 1/8slotted round700
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FMPMAMachine ScrewSteelZinc/Clear#4-40 x 1/8slotted binding2500
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8phillips 100 deg. flat6000
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8slotted flat400
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8slotted round1600
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8phillips flat2900
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FMPMAMachine ScrewNylon (Polyamide)Plain#4-40 x 1/8slotted pan300
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8slotted binding2000
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FMPMAMachine ScrewSteelPlain#4-40 x 5/32slotted fillister190
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8phillips pan2000
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-40 x 1/8slotted pan4600
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FMPMAMachine ScrewSteelZinc/Clear#4-40 x 9/64phillips flat7000
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FMPMAMachine ScrewSteelZinc/Clear#4-40 x 3/16slotted fillister520
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FMPMAMachine ScrewBrassPlain#4-40 x 3/16slotted round5900
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