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5/16 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.

180,830 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 ScrewSteelZinc/Clear5/16-24 x 3/8unslotted ind hex1440
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-24 x 1 3/4slotted round1771
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-24 x 3/4unslotted ind hex w/ 3/8 thrd10000
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-24 x 5/8slotted round22300
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Cal FastenrsCAMachine ScrewSteelZinc/Clear5/16-18 x 2 3/45/16-18 x 2 3/4 slotted round m/s plated ms sltd rd500
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ASMCILMachine ScrewSteelZinc/Clear5/16-18 x 1 1/4(ft) coarse phil pan low carb zp1,100
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ASMCILMachine ScrewSteelZinc/Clear5/16-18 x 1 1/2(ft) coarse phil flat low carb zp400
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ASMCILMachine ScrewSteelZinc/Clear5/16-18 x 2 1/2(ft) coarse phil flat low carb zp100
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ASMCILMachine ScrewSteelZinc/Clear5/16-18 x 4(ft) coarse phil flat low carb zp50
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ASMCILMachine ScrewSteelZinc/Clear5/16-18 x 4 1/2(ft) coarse phil flat low carb zp400
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IRFNJMachine ScrewSteelZinc/Clear5/16-18 x 5/8slotted round m/s type-a stl300
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IRFNJMachine ScrewSteelZinc/Clear5/16-24 x 1 3/4indented hex washer unslotted m/s stl1,000
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WDMBIAMachine ScrewSteelZinc/Clear5/16-18 x 1screw ms hex washer head st (zn) 5/16-18x1 (W000) (W000) (W000)7,249
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WDMBIAMachine ScrewSteelZinc/Clear5/16-18 x 2 3/4screw m/s fillister st (zn) slotted 5/16-18x2 3/4 (W020) (W020) (W020)1,027
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WDMBIAMachine ScrewGrade 2Plain5/16-18 x 14 1/4screw ms hex washer head gr2 (dtpo) 5/16-18x14 1/4 (W0J0) (W0J0) (W0J0)1,000
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WDMBIAMachine Screw316, 317, A4 StainlessPlain5/16-18 x 12 1/2screw ms hex 316 (pl) 5/16-18x12 1/2 drw (W0J0) (W0J0) (W0J0)2,817
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ParkerAZMachine ScrewSuperalloy (Inconel, Hastelloy, Alloy 20)Passivated5/16-24 x 5/85/16-24 x 5/8 flat head 100 deg mach screw 0.375 thread a286 hardened passivate cross type-31 ovr recess per nas1155e4 made in u.s.a.370
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ParkerAZMachine ScrewSuperalloy (Inconel, Hastelloy, Alloy 20)Passivated5/16-24 x 5/85/16-24 x 5/8 flat head 100 deg mach screw 0.375 thread a286 hardened passivate cross type-31 ovr recess per nas1155e4 made in u.s.a.3450
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ParkerAZMachine ScrewSuperalloy (Inconel, Hastelloy, Alloy 20)Passivated5/16-24 x 1.005/16-24 x 1.00 flat head mach screw 100 deg a286 passivated per nas5319e5-8 made in u.s.a.1537
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WDMBIAMachine ScrewSteelPlain5/16-18 x 3/4kit screw ms round zt slotted 5/16-18x3/4 spc100
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WDMBIAMachine ScrewSteelZinc/Clear5/16-18 x 5/8screw m/s pan st (zt) phillips 5/16-18x5/810,300
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WDMBIAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 5/8screw ms flat 82 (18 8) phillips 5/16-18x5/82,500
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WDMBIAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1/2screw m/s truss (18 8) slotted 5/16-18x1/2700
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WDMBIAMachine ScrewSteelZinc/Clear5/16-18 x 1 1/2screw ms flat 82 st (zn) phillips 5/16-18x1 1/2416
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WDMBIAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 5/8screw m/s pan (18 8) phillips 5/16-18x5/883
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WDMBIAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 3/8screw m/s fillister (18 8) slotted 5/16-18x3/8 (W000)1,760
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WDMBIAMachine ScrewSteelBlack Oxide5/16-18 x 1 1/4screw ms flat 82 st (bo) phillips 5/16-18x1 1/41,800
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WDMBIAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1screw m/s pan (18 8) phillips 5/16-18x1500
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WDMBIAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1screw ms flat 82 (18 8) slotted 5/16-18x198
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WDMBIAMachine ScrewSteelBlack Oxide5/16-18 x 3/4screw m/s pan st (bo) phillips 5/16-18x3/45,016
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WDMBIAMachine ScrewBrassPlain5/16-18 x 1 1/4screw ms flat 82 brs (pl) slotted 5/16-18x1 1/4 (W040)500
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WDMBIAMachine ScrewBrassPlain5/16-18 x 1screw ms flat 82 brs (pl) slotted 5/16-18x1 (W040)886
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WDMBIAMachine ScrewSteelZinc/Yellow5/16-18 x 3/4screw m/s truss st (zy) phillips 5/16-18x3/4 (W0F0)21500
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FasSpcMfgFLMachine Screw316, 317, A4 StainlessPlain5/16-18 x 3/8slotted fillister 316l stainless10
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FasSpcMfgFLMachine Screw400 Stainless (405, 410,416,420,430 etc.)Plain5/16-18 x 1/2slotted per dwg 410 stn annealed no-markings 3a thread fit =.531x.250 slot=.084x.1254
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FasSpcMfgFLMachine ScrewSteelPlain5/16-18 x 1/2slotted flat ni-cu9
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FasSpcMfgFLMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain5/16-18 x 1/2slotted round ni-cu 40015
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FasSpcMfgFLMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain5/16-18 x 5/8slotted flat ni-cu 4007
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FasSpcMfgFLMachine ScrewSuperalloy (Inconel, Hastelloy, Alloy 20)Plain5/16-18 x .640spl slotted flat hastc276. spl diam .497. special angle 90 degrees. ht .170(ref)2
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FasSpcMfgFLMachine ScrewSteelPlain5/16-18 x 3/4slotted flat ni-cu full thread2
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FasSpcMfgFLMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain5/16-18 x 3/4slotted flat ni-cu 4007
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FasSpcMfgFLMachine ScrewSteelPlain5/16-18 x 3/4square2
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FasSpcMfgFLMachine ScrewDuplex Stainless (2205, Ferralium etc.)Plain5/16-18 x 1slotted flat duplex 25073
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FasSpcMfgFLMachine ScrewSteelPlain5/16-18 x 1slotted fillister ni-cu5
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FasSpcMfgFLMachine ScrewSilicon BronzePainted5/16-18 x 1 1/2slotted fillister bronze full thread12
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FasSpcMfgFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/2slotted flat 18-8 s/s full thread287
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FasSpcMfgFLMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain5/16-18 x 1.625 slotted fillister ni-cu 4003
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FasSpcMfgFLMachine Screw316, 317, A4 StainlessPlain5/16-18 x 1 1/2slotted pan 316 stainless2
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FasSpcMfgFLMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain5/16-18 x 1 11/16fillister m/s monel 400 1.374
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FasSpcMfgFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 2flat 18-8 s/s full thread50
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FasSpcMfgFLMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 2 1/2100 deg flat m/s 18-8 stn7
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FasSpcMfgFLMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain5/16-18 x 3 3/4slotted flat ni-cu 4001
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FasSpcMfgFLMachine ScrewSilicon BronzePlain5/16-18 x 4 1/25/16-18x4-1/2 flat m/s 23
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1mach phil flat zp patchlock5450
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 3/4mach phillips flat z/p4000
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 2mach phillips flat z/p642
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1 1/2mach phillips flat z/p2324
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1/2mach slotted flat z/p2400
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ISSCOMOMachine ScrewSteelZinc/Black5/16-18 x 3/4mach slotted flat black2026
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 5/8mach slotted flat z/p17350
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 3/4mach slotted flat z/p8000
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 7/8mach slotted flat z/p2200
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1 3/4mach slotted flat zp3400
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1 1/2mach slotted flat z/p6969
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1 1/4mach slo tted flat z/p4400
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 3 1/2mach slotted flat z/p800
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 7/8mach phillips pan z/p1300
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1 1/2mach phillips pan z/p2500
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1 1/4mach slotted fillister z/p1400
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 3mach slotted fillister z/p32000
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1/2mach slotted fillister z/p1800
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 2mach slotted fillister z/p3500
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ISSCOMOMachine ScrewSteelZinc/Clear5/16-18 x 1 3/4mach slotted oval z/p700
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 3 1/25/16-18 x 3 1/2 phil truss ms ss50
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General FMIMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 15/16-18x1 trus phil ms ss b18.6.31,000
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General FMIMachine ScrewSteelPlain5/16-18 x 1 1/25/16-18x1.5 hex ms w/ty l con b18.6.323,250
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NAPPCOTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/2flat6lobe m/s s/s 18-8 5/16-18x1-1/21750
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QFCTXMachine ScrewSteelZinc/Clear5/16-24 x 1/25/16-24x1/2 slotted pan m/s zinc b18.6.32400
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QFCTXMachine ScrewSteelZinc/Clear5/16-18 x 15/16-18x1 phil flat m/s zinc b18.6.31380
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QFCTXMachine ScrewSteelGalvanized5/16-18 x 3/45/16-18x3/4 slotted round m/s hdg b18.6.3510
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QFCTXMachine ScrewSteelBlack Oxide5/16-18 x 1/25/16-18 x 1/2 socket button washer m/s black oxide b18.6.34400
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QFCTXMachine ScrewSteelZinc/Clear5/16-18 x 1/25/16-18 x 1/2 ind hex m/s zinc b18.6.34000
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QFCTXMachine ScrewSteelPlain5/16-18 x 1/25/16-18x1/2 phil pan m/s serrated black b18.6.341220
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QFCTXMachine ScrewSteelZinc/Clear5/16-18 x 1/25/16-18 x 1/2 phillips pan head machine screw w/header soft point locking serrations steel trivalent zinc b18.6.34880
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QFCTXMachine ScrewSteelNickel5/16-18 x 1/25/16-18x1/2 phil pan m/s serrated nickle b18.6.359940
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QFCTXMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/25/16-18x1 1/2 phil truss m/s 18-8 b18.6.318
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AssociatePAMachine ScrewSteelPlain5/16-18 x 1/2phil pan mach1,000
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AssociatePAMachine ScrewSteelPlain5/16-18 x 1/2phil pan mach1,000
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 1 1/2slotted flat-
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 1 1/2slotted truss91
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 2 1/2slotted flat-
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SRFALMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 2 1/2phillips flat s/s96
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 2 1/2slotted round-
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SRFALMachine ScrewBrassPlain5/16-18 x 3phillips flat100
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 1/2slotted round6,241
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SRFALMachine ScrewSteelPlain5/16-18 x 5/8indented hex washer m/s326,610
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 3/4phillips flat176
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 1slotted flat50
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SRFALMachine ScrewSteelZinc/Clear5/16-18 x 1 1/4slotted round422
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CNBILMachine ScrewGrade 2Zinc/Clear5/16-18 x 1/2slotted flat undercut gr.2 z/p989
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CNBILMachine ScrewGrade 2Zinc/Clear5/16-18 x 3/4slotted round machine gr.2 z/p1600
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CNBILMachine ScrewSteelPlain5/16-18 x 1slotted round machine956
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CNBILMachine ScrewSteelZinc/Clear5/16-18 x 1 1/4phillips flat head996
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CNBILMachine ScrewGrade 2Zinc/Clear5/16-18 x 1 1/4hex washer head gr.2 z/p5005
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CNBILMachine ScrewGrade 2Zinc/Yellow5/16-18 x 23 1/4hex with 2 1/2 thread gr.2 yellow99
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CNBILMachine ScrewSteelPlain5/16-18 x 3 1/2indented hex washer head71
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/4slotted oval m/s s/s181
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/8s/s MS24693C1212
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AIHAZMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 25/16-18 x 2 phil pan m/s s/s pass 304ss MS51957-10210
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SASCOORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 2 1/2slotted oval m/s 18-8 sst677
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SASCOORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1 1/2phil oval m/s 18-8 sst188
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SASCOORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 1phil oval m/s 18-8 sst187
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SASCOORMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 3 1/2phil oval m/s 18-8 sst45,000
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FMPMAMachine ScrewSteelZinc/Clear5/16-18 x 3/8phillips flat107
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FMPMAMachine ScrewSteelZinc/Clear5/16-24 x 3/8slotted round900
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FMPMAMachine ScrewSteelPlain5/16-18 x 1/2slotted fillister4000
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FMPMAMachine ScrewBrassPlain5/16-18 x 1/2slotted round170
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 3/8slotted pan5200
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FMPMAMachine ScrewSteelZinc/Clear5/16-24 x 1/2slotted flat70
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FMPMAMachine ScrewSteelZinc/Clear5/16-18 x 1/2slotted fillister1600
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FMPMAMachine ScrewSteelZinc/Clear5/16-18 x 1/2indented hex washer1173
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FMPMAMachine ScrewSteelPlain5/16-18 x 1/2slotted round16800
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FMPMAMachine ScrewBrassPlain5/16-18 x 1/2slotted round washer5500
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FMPMAMachine ScrewNi-Cu Alloy (Monel, K-Monel, etc.)Plain5/16-18 x 1/2slotted flat nickel copper70
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FMPMAMachine ScrewAluminumPlain5/16-18 x 1/2slotted round50
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FMPMAMachine ScrewSteelZinc/Clear5/16-18 x 5/8slotted fillister1500
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FMPMAMachine ScrewBrassPlain5/16-18 x 5/8slotted round1500
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FMPMAMachine ScrewSteelZinc/Clear5/16-18 x 5/8slotted truss480
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FMPMAMachine ScrewBrassPlain5/16-18 x 5/8slotted round washer5000
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FMPMAMachine Screw300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-18 x 5/8slotted truss1000
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FMPMAMachine ScrewSteelZinc/Clear5/16-18 x 3/4phillips pan435
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FMPMAMachine ScrewSteelZinc/Clear5/16-24 x 3/4slotted fillister900
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FMPMAMachine ScrewSteelZinc/Clear5/16-18 x 3/4phillips truss300
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