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#4-20 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.

13 results, (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 
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Set ScrewILMachine ScrewSteelPlain#4-20 x 5/16phillips pan case hardened per printinquire
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EximS'poreMachine ScrewSteelZinc/Clear#4-20 x 1/4screw pan head pozidriv spp-l23100steel hardened blue zn# 4-20 x 1/4 in b18.6.329936
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EximS'poreMachine ScrewSteelZinc/Clear#4-20 x 1/4screw pan head pozidriv recesssteel hardened clear trivalent tread cutting# 4-20 x 1/4 in b18.6.321665
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EximS'poreMachine ScrewSteelZinc/Clear#4-20 x 1/4screw pan head phillips-recesssteel clear zn p-tite twin helix# 4-20 x 1/4 in b18.6.33081
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EximS'poreMachine ScrewSteelBlack Oxide#4-20 x 3/8screw pan head pozidrivsteel hardened black oxide p-tite# 4-20 x 3/8 in b18.6.321
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EximS'poreMachine ScrewSteelBlack Oxide#4-20 x 1/2screw pan head phillips-recesssteel hardened black oxide#4-20 x 1/2 in b18.6.345894
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EximS'poreMachine ScrewSteelZinc/Clear#4-20 x 3/4screw pan head phillips-recesssteel hardened blue zinc p-tite# 4-20 x 3/4 in b18.6.33751
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EximS'poreMachine ScrewSteelZinc/Clear#4-20 x 5/8screw pan head phillips-recesssteel hardened clear zinc p-tite# 4-20 x 5/8 in b18.6.328095
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UltraFastWAMachine ScrewSteelZinc/Clear#4-20 x 3/4phil pan plast zninquire
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TSFTXMachine ScrewSteelZinc/Black#4-20 x 3/8phil pan pastite eq.trivalent black zinc (rohs) #4-20 x 3/8314
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General FMIMachine ScrewSteelZinc/Clear#4-20 x 3/84-20 x .375 pn phil stf palstite zn b18.6.34354
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TrifastTXMachine ScrewSteelZinc/Clear#4-20 x 03/84-20 x 0.375 pozi pan plas-fix 60 stl rohs zinc clr baked4000
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EASTERN SCREWRIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#4-20 x 5/164-20 x 5/16 phillips round plast equiv 18-81,080
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