3/8 Serrated Flange Lock Nuts

Serrated Flange Lock Nuts, or Whiz-Lock® nuts, have a wide flange at one end that is serrated on the under side. On tightening, the serrations bite into the mating surface providing the locking feature.

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Buy Serrated Flange Lock Nuts from one of our FCH Network Partners
SupplierLocTypeMaterialFinishSizeDescriptionQty 
Ace Hardware Inc.Lock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8hillman 3/8 in. zinc-plated steel uss whiz lock nut 100 pk
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Buy Serrated Flange Lock Nuts from one of our FCH Network Members
AmericanNYLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16flange nut serrated pl16615
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AmericanNYLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr hex flange nuts zp100
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YANKEENHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange locknut steel zinc plated1933
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YANKEENHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 serrated flange nut zinc pltd561
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YANKEENHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16serrated flange locknut 18-8 s/s951
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24serr flange nut hard & triv znc793
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APIIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange nut zncl per print8,485
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CertifiedILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-243/8-24 serrated hex flange lock nut/hardened-zps. b18.2.2400
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CertifiedILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-163/8-16 serrated hex flange lock nut/hardened-zps. b18.2.26,160
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CertifiedILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated lg hex flange lock nut zp b18.2.2500
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TSFTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16flange nut serrated zinc 3/8-161552
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TSFTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16flange serrated hex nut ss 3/8-16198
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TSFTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-24flange nut serrated stainless steel 3/8-2470
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MESAFASTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24serrated flange nut39.0
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MESAFASTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange nut10.0
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NAPPCOTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated hex flange nut z/p38300
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METRO INDOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16serrated flange nut uss1798
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METRO INDOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-24serrated flange nut sae581
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METRO INDOHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16serrated flange nut USS s/s100
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 s.s serrated flange nuts a bb 200 fb 1000 qk 5000stock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 steel zn serreted flange lock nuts2,000
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 50004,076
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serr hex flange l/n case hard stl zinc23744
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-163/8-16 serr hex flange l/n gr5 zi395
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlain3/8-163/8-16 serrated hex flange l/n 316 s/s5000
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ACFCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 s/s serrated flange whiz locknut800
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ACFCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange whiz locknut z/p rohs142
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Set ScrewILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange nutinquire
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ACCURATEILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr. hex flange locknut and bake1949
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ACCURATEILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16serr. hex flange locknut 18-8 s/s118
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Cal FastenrsCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-16serrated flange nut gr. 8350
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RCFastAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex flange nut serrated stl cr+35000
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RCFastAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24hex flange nut serrated stl cr+3inquire
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RCFastAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex flange nut serrated large stl cr+3inquire
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CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-163/8-16 hex serrated flange nut stl5600
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CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black3/8-163/8-16 hex flange nut w/serr z/b284
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CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-163/8-16 flange lock nut serrated1,519
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EmpireWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-163/8-16 serrated flange nut200
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EmpireWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serr. flange l/n zp9300
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SJS ProdCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange locknut zp1,225
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TrinityIALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear3/8-163/8 - 16 hex flange lock nut serrated sae gr 8 j995 znpo518
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TrinityIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-163/8 - 16 hex flange lock nut serrated 120m psi steel case hdnd blkpoly228
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TrinityIALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8 - 16 hex flange lock nut serrated ss plain1111
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TrinityIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-163/8 - 16 large hex flange lock nut serrated low carbon steel carburized znyel7260
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TrinityIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8 - 16 hex flange lock nut serrated 120m psi steel case hdnd znclr20364
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TrinityIALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Yellow3/8-163/8 - 16 hex flange lock nut serrated spcl gr5 j995 carburized znyel90898
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FTSOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear3/8-16serr flange l/n gr 8 zn22000
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 steel zn serreted flange lock nuts2,000
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 50004,076
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 steel zn serreted flange lock nuts2,000
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 50004,076
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black3/8-24serr flange nut hard & triv blk znc2400
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BuckeyeOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade FZinc/Clear3/8-163/8-16 nylon insert flange lock nut grade f zinc platedinquire
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BuckeyeOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 twin whiz lock nut - hex - zinc platedinquire
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BuckeyeOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 flange whiz lock nut - zinc platedinquire
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SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated zinc flange nut)2509
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SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 zinc serrated flange nut) b18.2.22200
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SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 hex flange nut serrated 18-8 stainless steel nut b18.2.21400
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BAYFASTCOFLLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16flange lock nut 18-8 3042500
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BAYFASTCOFLLock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlain3/8-1624000
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16coarse hex flange nut with serration case hardened low carb zp66
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24fine hex flange nut with serration case hardened low carb zp900
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16coarse hex flange nut (large) with serration case hard low carb zp750
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16coarse hex flange nut with serration ss18-8 b18.2.2910
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B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-163/8-16 serrated flange nuts pln b18.2.2239
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B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange nuts zinc b18.2.22049
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B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 serrated flange nuts stainless b18.2.2894
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HBBOLTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24hex serratd flange nut case hrd609
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HBBOLTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex serratd flange nut case hrd1,655
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HBBOLTCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16serrated flanged hex nuts 18-8 ss3,275
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OBRIENOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16hex serr flange nut2500
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AFPILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-24serrated flange nut &1125
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OBRIENOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange toplock nut72
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WMTSMILock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 serr. flange nut 18-8 b18.2.2100
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WMTSMILock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlain3/8-163/8-16 serr flange nut 316 b18.2.2600
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WMTSMILock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 serr. flange nut s/s b18.2.2100
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WMTSMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 large flange serr. nut z b18.2.21,145
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WMTSMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serr. flange nut z b18.2.23,085
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RAMCOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-163/8-16 serrated flange case hardened hex flange nut zinc/yellow b18.2.2 b18.2.228800
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SISAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex flange nut w/serr850
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KBSTNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-163/8-16 hex flange nut serrated yellowznc! b18.2.218,865
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KBSTNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 hex flange nut serrated plated b18.2.2113,407
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear3/8-163/8-16 gr.2-serr zn flange nuts a bb 200 fb 1000 qk 50004,130
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear3/8-243/8-24 gr.2-serr zn flange nutsstock
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24serrated flange nut zinc500
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-16serrated flange nut & &215
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange nut zinc1,640
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16hex serrated flange nut 18-8 s/s18
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-16hex serrated flange nuts875
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Future FastenerTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 (case hardened) serrated hex flange nut plt1,065
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Future FastenerTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 hex serrated flange nut ss246
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ISSCOMOLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear3/8-24hex lock nut z/p twin serrated4950
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NorthernMNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16s/o 3/8-16 #8 serr flange nut plain2000
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NorthernMNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide3/8-163/8-16 #8 serr flange nut black rie4037a900
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HewesNYLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr flange nut pl1159
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IndexFastCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16sfh3816sz 3/8-16 serrated flange hex nut steel/zincinquire
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VertexDILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 serrated flange nut 18-8 stainless1950610
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MFSKSLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange locknut695
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MFSKSLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16whizlock locknut900
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serr flange nut st zn2424
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 hex large flange serr nut st zn96632
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-163/8-16 serr flange nut st zd116430
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-163/8-16 serr flange nut g5 st zn2200
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 hex serr flange nut ss1500
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serr flange nut st zn8243
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-163/8-16 serrated large flange nut gr 5 zn290762
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ACFCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange whiz locknut z/p rohs2000
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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16serrated flange nuts case hard2,000
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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24serrated flange nuts case hard zp2,000
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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange nuts case hard zp2,000
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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated3/8-16serrated flange nuts 18-8 ss pass2,000
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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated large flange nuts case hard zp1,500
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RevcarVALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex serr large flange nut 96 hr salt spray Cr3+ to white rust w/super seal233,900
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RevcarVALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex serr flange nut673,200
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MasFasCorpNVLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated hex flange nutinquire
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MasFasCorpNVLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16serrated hex flange nut 18-8 s/sinquire
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MasFasCorpNVLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated hex flange nut case hardenedinquire
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MasFasCorpNVLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-16flange nylon insert l/n &inquire
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear3/8-243/8-24 gr.2-serr zn flange nutsstock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear3/8-163/8-16 gr.2-serr zn flange nuts4,130
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 s.s serrated flange nutstock
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange (hard) &88,070
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black3/8-16serr flng .0003 hc black950
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelCadmium3/8-16serrated flange (hard) & /yel280566
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelCadmium3/8-16serr flange (hard) & .0003 /20
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelCadmium3/8-16serrated flange (hard) Cr3+105798
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Black3/8-24serr flng gr5 .0003zn/triv dwg 8050
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16serrated flange (hard) lock nut &127800
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16serr flange l/nut 18-8122991
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Plain3/8-24serr flange gr5 hex nut2550
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-16serr flange gr5 triv hex nut233350
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AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 serrated whiz flange nut gr.8 yellow zinc b18.2.2300
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr hex flg nut stl zc19734
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16serr hex flg nut 18-8 s/s nut9984
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CNBILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated hex flange nut case harden1491
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CNBILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated hex large flange nut(.915 flange diameter) case hardened815
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black3/8-163/8-16 serrated flange hex lock nuts case hardened hr15n 78/90 black zinc and bake25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide3/8-243/8-24 serrated flange hex lock nuts case hardened hr15n 78/90 black oxide25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide3/8-163/8-16 serrated flange hex lock nuts case hardened hr15n 78/90 black oxide25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 serrated flange hex lock nuts 18-8 stainless steel12.500
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-163/8-16 serrated flange hex lock nuts case hardened hr15n 78/90 zinc yellow and bake25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 serrated flange hex lock nuts case hardened hr15n 78/90 zinc and bake25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange hex lock nuts case hardened hr15n 78/90 zinc and bake25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated large flange hex lock nuts case hardened hr15n 78/90 zinc and bake25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-163/8-16 serrated flange hex lock nuts grade 5 zinc25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 serrated flange hex lock nuts grade 8 zinc yellow25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Yellow3/8-163/8-16 serrated flange hex lock nuts grade 5 zinc yellow25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain3/8-163/8-16 serrated flange hex lock nuts grade 8 black phosphate25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-163/8-16 serrated lrg flange hx lock nut gr5 zinc25,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 serrated lrg flange hx lock nut gr8 zinc yellow25,000
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KomarILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide3/8-16whiz flange lock nut black ox1,500
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KomarILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-16whiz flange lock nut500
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EndriesWILock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-1618-8 serr flng nut waxed13970
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DavisILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 hex serrated flange nut-steel zinc b18.2.21,000
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange nut hard w/800 hr nickel clear plating4960
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange locknut stl/hard8000
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Plain3/8-16serrated flange nut heat treated & light oil209910
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16hex serrated flange nut, 18-815
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Yellow3/8-16hex flange nut, serrated, ,6018
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex flange nut, serrated,527
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16reg serr flange25,760
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-24spcl serr flange27,300
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16reg serr flg nut2,000
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16reg serr flg nut345
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16reg serr flange232
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16lrg serr flange135
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16reg serr flg85
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-24reg flg w/serr13,000
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AccutiteCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16hex flange nut w/ serrations4000
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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-16nc 18-8 ss serrated flange locknut100
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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black3/8-24nf serrated flange lock nut zb387
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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain3/8-16nc gr8 serrated flange nut pl879
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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black3/8-16nc serrated flange lock nut zb312
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WDMBIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16lg flg serrated nut hard11250
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WDMBIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr flg ln2275
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr flng nut zn 3/8-1612846
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr flng nut zn 3/8-169924
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr flng nut zn 3/8-163
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24whizlok nut zn 3/8-242200
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr flng nut zn 3/8-162013
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24whizlok nut zn 3/8-24907
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serr flng nut zn 3/8-16236000
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WDMBIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16lg flg serrated nut hard .0004 max k plt50420
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SBSMALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated hex flange locknut< b>
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SBSMALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16large flange nut w/serr
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WeaverWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-24whiz nut1879
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Bolts PlusOntLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16serrated flange nut66864
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Bolts PlusOntLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-16hex serrated flange nut 50/bag76
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-16large flange nut w/serrations1,145
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AALLNJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear3/8-16serrated flange lock nut, ,244
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