#3 Machine Screw Nut

Machine screw nuts are hex and square nuts available in much smaller sizes than regular finished hex nuts and are usually used with machine screws rather than machine bolts.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
Zoro Tools Inc.Machine Screw NutSteelZinc/Clear#3-48#3-48 zinc plated finish carbon steel machine screw hex nuts 100 pk.
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UNEEDANJMachine Screw NutSteelPlain#3-48 x 3/16(af) m/s hex nut1800
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UNEEDANJMachine Screw NutSteelPlain#3-48 x 3/16(af) m/s hex nut5000
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UNEEDANJMachine Screw NutSteelZinc/Clear#3-48 x 3/16hex m/s nut rohs10000
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GlobalCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#3-56machine screw nut 18-8 ss passivate5,450
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GlobalCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#3-48machine screw nut 18-8 ss passivate880
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YANKEENHMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 machine screw nut stainless steel5885
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ACFCAMachine Screw NutSteelZinc/Clear#3-483-48 hex machine screw nut z/p rohs28643
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ACFCAMachine Screw NutSteelZinc/Yellow#3-483-48 m/s hex nut zinc ii1422
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HayesCAMachine Screw NutSteelZinc/Clear#3-563-56 hex machine screw nut zinc5681
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HayesCAMachine Screw NutSteelZinc/Clear#3-483-48 hex machine screw nut zinc260
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HayesCAMachine Screw NutBrassPlain#3-563-56 hex machine screw nut brass50
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HayesCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 hex machine screw nut 18-8ss2107
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HayesCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-563-56 hex machine screw nut 18-8ss1319
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VertexDILMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 nc hex machine scr nut 18-8 st/st850
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NutsBoltsNEMachine Screw NutSteelZinc/Clear#3-483-48 hex m/s nuts zp77
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AmericanNYMachine Screw NutSteelPlain#3-48square m/s nut3000
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ZAL INDUSCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 machine screw nut stainless700
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CenturyFLMachine Screw NutSteelPlain#3-563-56 hex m/s nut200
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CenturyFLMachine Screw NutSteelPlain#3-483-48 hex m/s nut40048
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CenturyFLMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 hex m/s nut s/s dfars500
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CenturyFLMachine Screw NutSteelPlain#3-483-48 hex m/s nut18950
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CenturyFLMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 hex m/s nut 18-8 stainless6,637
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ASMCILMachine Screw NutSteelZinc/Clear#3-48 x 3/16 x 1/16coarse hex machine screw nut low carb zp9,950
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ASMCILMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48coarse hex machine screw nut ss18-85,069
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ASMCILMachine Screw NutSteelZinc/Clear#3-56 x 3/16 x 1/16fine hex machine screw nut low carb zp350
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ASMCILMachine Screw NutSteelPlain#3-48 x 3/16 x 1/16coarse hex machine screw nut low carb750
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AbabaCAMachine Screw NutSteelZinc/Clear#3-483-48 m/s nut stl znc b18.2.2 b18.6.3200
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AbabaCAMachine Screw NutSteelZinc/Clear#3-483-48 m/s nut stl znc b18.2.2 b18.6.31081
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AbabaCAMachine Screw NutSteelZinc/Clear#3-563-56 m/s nut stl znc b18.2.2 b18.6.3396
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JacksonMSMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48nc machine screw nut 18-8 304354
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JacksonMSMachine Screw NutSteelPlain#3-48#3-48 nc machine screw nut 3/16 w.a.f. x 1/16 thick low carbon plain finish257542
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Future FastenerTXMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48#3-48 machine screw hex nut stainless steel813
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JacksonMSMachine Screw NutBrassPlain#3-56nf machine screw nut2870
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ACFCAMachine Screw NutSteelZinc/Clear#3-563-56 hex machine screw nut z/p rohs107498
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ACFCAMachine Screw NutSteelZinc/Clear#3-483-48 hex machine screw nut z/p rohs compliant5466
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ACFCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 s/s hex machine screw nut246
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ACFCAMachine Screw NutSteelZinc/Clear#3-483-48 steel hex machine screw nut z/p ( m pak )250000
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ACFCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-563-56 s/s hex m/s nut2700
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ACFCAMachine Screw NutSteelPlain#3-563-56 hex m/s nut plain36530
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Irwin IndOntMachine Screw NutSteelZinc/Clear#3-483-48 hex machine screw nut trivalent zinc clear b18.2.2 b18.6.317000
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DeltaTXMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hx machine screw nut 18-8 sst 3-481369
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DeltaTXMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-56hx machine screw nut 18-8 sst 3-56270
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DeltaTXMachine Screw NutBrassPlain#3-48hx machine screw nut brass 3-48600
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DeltaTXMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48small pattern m/s nut 18-8 sst 3-48870
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DeltaTXMachine Screw NutSteelZinc/Clear#3-48hx machine screw nut zinc 3-48616
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RCFastAZMachine Screw NutSteelPlain#3-48hex machine screw nut stl (3/16x1/16)inquire
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RCFastAZMachine Screw NutSteelZinc/Clear#3-48hex machine screw nut stl cr+3 (3/16x1/16)inquire
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RCFastAZMachine Screw NutSteelZinc/Clear#3-56hex machine screw nut stl cr+3 (3/16x1/16)inquire
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RCFastAZMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hex machine screw nut 18-8 304 (3/16x1/16)inquire
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StandardMAMachine Screw NutBrassPlain#3-483-48 machine screw nut brass b18.2.2 b18.6.3inquire
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OlanderCAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-563-56 machine screw hex nut sst4649
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Palmer BoltOHMachine Screw NutSteelZinc/Clear#3-56hex ms nut18,474
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OBRIENOHMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hex mach scr nut s/s400
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OBRIENOHMachine Screw NutSteelZinc/Clear#3-48hex ms nut47900
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MidStatesMIMachine Screw NutSteelBlack Oxide#3-48machine scr nut204
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LibertyILMachine Screw NutBrassNickel#3-48hex machine screw nut plate plate700
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LibertyILMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hex machine screw nut 18-8 s/s 18-8 s/s300
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LibertyILMachine Screw NutSteelZinc/Clear#3-56hex machine screw nut zinc2,000
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LibertyILMachine Screw NutSteelZinc/Clear#3-48hex machine screw nut zinc9,950
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LibertyILMachine Screw NutBrassPlain#3-56hex machine screw nut brass1,475
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HewesNYMachine Screw NutSteelZinc/Clear#3-48hex mach scr nut pl6300
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HewesNYMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hex mach scr nut18-8 s/s1200
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AFIFLMachine Screw NutSteelZinc/Clear#3-483-48 hex ms nut st zn793
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AFIFLMachine Screw NutSteelZinc/Yellow#3-483-48 hex ms nut st zd2388
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AFIFLMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48 hex ms nut ss510
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GLFOHMachine Screw NutSteelCadmium/Yellow#3-48hex m/s nut cad/yel nut2160
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GLFOHMachine Screw NutBrassPlain#3-56hex m/s nut brs nut630
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GLFOHMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-56hex m/s nut 18-8 s/s nut3557
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GLFOHMachine Screw NutBrassPlain#3-48hex m/s nut brs nut22470
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Kanebridge ILMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-483-48x3/16x1/16 standard pattern hex machine screw nut 18-8 stainless steel125,000
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Kanebridge ILMachine Screw NutSteelZinc/Clear#3-483-48x3/16x1/16 coarse thread standard pattern hex machine screw nut zinc250,000
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Kanebridge ILMachine Screw NutSteelZinc/Clear#3-563-56x3/16x1/16 fine thread hex machine screw nut zinc250,000
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Kanebridge ILMachine Screw NutSteelZinc/Yellow#3-483-48x3/16x1/16 hex machine screw nut zinc yellow250,000
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Kanebridge ILMachine Screw NutSteelNickel#3-48 x 3/16 x 1/163-48x3/16x1/16 hex ms nut coarse thread nickel unc250,000
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FMPMAMachine Screw NutSteelPlain#3-48hex m/s nut (3/16 x 1/16)3200
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FMPMAMachine Screw NutSteelZinc/Clear#3-48hex m/s nut (3/16 x 1/16)120000
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FMPMAMachine Screw NutSteelZinc/Yellow#3-48hex m/s nut (3/16 x 1/16)23000
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FMPMAMachine Screw NutBrassPlain#3-48hex m/s nut (3/16 x 1/16)95000
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FMPMAMachine Screw NutSteelZinc/Yellow#3-56hex m/s nut (3/16 x 1/16)23000
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FMPMAMachine Screw NutSteelZinc/Clear#3-56hex m/s nut (3/16 x 1/16)50000
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FMPMAMachine Screw NutBrassPlain#3-56hex m/s nut (3/16 x 1/16)3700
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FMPMAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-56hex m/s nut (3/16 x 1/16)8000
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FMPMAMachine Screw NutBrassZinc/Clear#3-56hex m/s nut (3/16 x 1/16)12000
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MAINSOURCNHMachine Screw NutSteelPlain#3-48machine screw nut stl blk197
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MAINSOURCNHMachine Screw NutSteelPlain#3-48machine screw nut stl z/clr3100
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MAINSOURCNHMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48machine screw nut 18-8 ss878
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Valley NuWAMachine Screw NutBrassPlain#3-48nc machine screw nut330
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Valley NuWAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48nc 18-8 ss machine screw nut1235
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Valley NuWAMachine Screw NutSteelZinc/Black#3-56nf hex machine screw nut zb50
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TimberlineCOMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hx m/s nut 18-8 pkg 3-48264
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Alma BoltMIMachine Screw NutSteelPlain#3-56SAE machine screw hex nut9000
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Alma BoltMIMachine Screw NutSteelPlain#3-48machine screw hex nut11370
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Alma BoltMIMachine Screw NutSteelPlain#3-56SAE machine screw hex nut900
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LightningLAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hex machine screw nut 18-8 ss1200
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LightningLAMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48hex machine screw nut 18-8 ss 18-8 ss1200
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FTSOHMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48mach-sc 18-8ss33,100
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FTSOHMachine Screw Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#3-48mach-screw nut 18-8ss33100
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