1/2 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.

148 results, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
MESAFASTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut220.0
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Cal FastenrsCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 serrated flange nut steel trivalent zinc case hard whiz flange nut600
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Cal FastenrsNELock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13 x 8001/2-13 serrated flange hex lock nut zinc 800/ctn-100/pkg6,406
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Cal FastenrsNELock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated flange hex lock nut zinc carton of 800inquire
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B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated flange nuts zinc b18.2.2953
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13hex flange nut serrated high corr triv clr9300
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-13serrated flange nut stl Cr3+ rohs5185
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-13serrated flange nut stl Cr3+ rohs5185
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-13serrated flange nut stl Cr3+ rohs5185
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut stl Cr3+ rohs3724
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut stl Cr3+ rohs3724
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut stl Cr3+ rohs3724
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut case hardened stl w/ nickel clear2661
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut case hardened stl w/ nickel clear2661
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IRFNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut stl Cr3+ rohs3724
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 18-8 s.s serrated flange nut500
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 18-8 s.s serrated flange nutstock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 50001,600
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 5000927
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IndexFastCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13sfh1213sz 1/2-13 serrated flange hex nut steel/zincinquire
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serr flange nut hard & znc352
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-13serr flange nut gr8764
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear1/2-13hex flange nut w/serrations gr8 100/box47
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate1/2-13serr flange nut gr8 hard & blk phos & oil 500/box567
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade FZinc/Clear1/2-20flange nylon insert locknut ne pattern grd f triv znc600
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serr flange nut case hard znc 50/box358
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YANKEENHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 serrated flange locknut 18-8 stainless steel24
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TSFTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13flange nut serrated stl zn 1/2-132402
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YANKEENHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut81
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ACFCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated flange whiz locknut z/p rohs100
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 serr hex flange l/n 18-8500
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 serr hex flange l/n gr8 stl zy800
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serr hex flange l/n stl zi851
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-131/2-13 serr hex flange l/n gr5 zi41319
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BHAMALLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain1/2-131/2-13 gr8 reg/flg nut no/serr. pln b18.2.21
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SJS ProdCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated hex flange lock nut st z
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VertexDILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 serrated flangenut 18-8 stainless8335
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METRO INDOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-13serrated flange nut uss213
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NutsBoltsNELock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 ss whizlock nut4711
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NutsBoltsNELock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 whizlock nut zp213
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NutsBoltsNELock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 whizlock nut zp1619
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AmericanNYLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated flange nut zinc pl50
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EndriesWILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow1/2-131/2-13 serrated flange locknut yellow zinc case hardened8994
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ACCURATEILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serr. hex flange locknut and bake328
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CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-131/2-13 serrated flange hex nut1189
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CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-131/2-13 serrated hex flange nut43
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CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-131/2-13 serr.hx.flange nuts261
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EmpireWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serr flange l/n zp818
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20fine hex flange nut with serration case hardened low carb zp57
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13coarse hex flange nut with serration case hardened low carb zp528
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13coarse hex flange nut with serration ss18-8 b18.2.2550
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AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 whiz flangenut hrd stl znc b18.2.21370
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AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 whiz flangenut hrd stl znc b18.2.250
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AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 whiz flangenut s/s b18.2.260
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AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 whiz flangenut s/s b18.2.240
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AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 whiz flangenut hrd stl znc b18.2.2550
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AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 whiz flangenut hrd stl znc b18.2.2100
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FTSOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serr flange l/n stl zn1634
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SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 zinc serrated flange nut) b18.2.2250
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Future FastenerTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 hex serrated flange nut ss105
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Future FastenerTXLock Nut, Flange, w serr. (Whiz-Lock etc.)St eelZinc/Clear1/2-131/2-13 serrrated hex flange nut plt595
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FastWareSaskLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20nf serrated flange nut1,510
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/21/2nf flange nut zinc serr. b18.2.2500
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BrikksenFLLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 serr hex flange nut 18-8 ss 50 per small bag 5 small bags per master pack-generic brand b18.2.23600
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BrikksenFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-131/2-13 serrated flange nut s/z b18.2.21900
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CNBILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated hex flange nut228
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EBN IndusINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 whiz flange nut zinc b18.2.277
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ACFCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 serrated flange whiz locknut z/p rohs800
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ACFCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 serrated flange whiz locknut z/p250
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APIIALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-13nut hex flg serrated lock 1/2-13 zncl jds1,909
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CertifiedILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-131/2-13 serrated hex flange lock nut/hardened-zps. b18.2.2408
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CascadeORLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Nickel1/2-1312000
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RCFastAZLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate1/2-13hex serrated flange nut gr8 stl black phosinquire
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RCFastAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13hex flange nut serrated stl cr+3inquire
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RCFastAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20hex flange nut serrated stl cr+3inquire
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NAPPCOTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange l/n steel zp 1/2-131722
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 50001,600
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 5000927
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 50001,600
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 steel zn serreted flange lock nuts a bb 200 fb 1000 qk 5000927
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StandardMALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 flange serrated nut 18-8 stainless steel b18.2.2inquire
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ASFCORPMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 full hgt serr hex flange lk nut stl case hard tri zn fe/zn 5an332
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BuckeyeOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade FZinc/Clear1/2-131/2-13 nylon insert flange lock nut grade f zinc platedinquire
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BuckeyeOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 flange whiz lock nut - zinc platedinquire
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ASFCORPMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 full hgt serr hx flg lk nut stl case hard tri zn fe/zn 5an pkg150
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BAYFASTCOFLLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13flange nut serrated 18-8 3042350
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HBBOLTCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13serrated hex flange nut 18-8 ss252
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HBBOLTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13hex serratd flange nut case hrd377
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HBBOLTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20hex serratd flange nut case hrd285
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MidStatesMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain1/2-13serr flg l/n gr 825
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SISAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13hex flange serrated lock nut750
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KBSTNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 hex flange nut serrated plated b18.2.211,207
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear1/2-131/2-13 gr.2-serr zn flange nuts940
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear1/2-201/2-20 gr.2-serr zn flange nutsstock
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13serrated flange nut 18-8 s/s12
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-13hex serrated flange nut100
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nut zinc400
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serrated flang nut stl zinc1,265
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NorthernMNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow1/2-13s/o 1/2-13 nc serr flange nut zinc/yellow (1500 pcs min)970
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NorthernMNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide1/2-131/2-13 #8 serr flange nut black rie4037a400
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HewesNYLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serr flange nut pl1373
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MFSKSLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange locknut13
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 hex serr flange nut st zn rohs390
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-131/2-13 serr flange nut g5 st zn1000
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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serrated flange nuts case hard zp800
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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange nuts case hard zp800
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RevcarVALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13hex serr flange nut167,441
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RevcarVALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-13flange nylon insert l/n 96 hour salt spray Cr3+ to white rust w/super seal82,209
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MasFasCorpNVLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated hex flange nutinquire
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear1/2-201/2-20 gr.2-serr zn flange nuts a bb 200 fb 1000 qk 5000stock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-201/2-20 18-8 s.s serrated flange nuts a bb 200 fb 1000 qk 5000stock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear1/2-131/2-13 gr.2-serr zn flange nuts140
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange (hard) &225
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide1/2-13serrated flange (hard) & black ox1020
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelCadmium1/2-13serrated flange (hard) & /yel96,000
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Nickel1/2-13serrated flange s/s,waxed1,241
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange (hard) lock nut triv4785
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serr hex flg nut stl zc367
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13serr hex flg nut 18-8 s/s nut100
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide1/2-131/2-13 serrated flange hex lock nuts case hardened hr15n 78/90 black oxide6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 serrated flange hex lock nuts case hardened hr15n 78/90 zinc and bake6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated flange hex lock nuts case hardened hr15n 78/90 zinc and bake6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated large flange hex lock nuts case hardened hr15n 78/90 zinc and bake6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-131/2-13 serrated flange hex lock nuts grade 5 zinc6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 serrated flange hex lock nuts grade 8 zinc yellow6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Yellow1/2-131/2-13 serrated flange hex lock nuts grade 5 zinc yellow6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 serrated flange hex lock nuts 18-8 stainless steel6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain1/2-131/2-13 serrated flange hex lock nuts grade 8 black phosphate6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 serrated lrg flange hx lock nut gr8 zinc yellow6.250
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-131/2-13 serrated lrg flange hx lock nut gr5 zinc6.250
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BRIGHBESTILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow1/2-201/2-20 flange nut, nf hard/serr zy49000
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-13reg serr flange24,100
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-13reg serr flange550
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-13reg serr flange280
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AztechILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-13lrg serr flange11,253
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AccutiteCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13hex flange nut w/serrations700
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WurthINLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 serrated hex flange nut 18-8 s/s package 300 per poly bag4,930
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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black1/2-13nc serrated flange lock nut zb112
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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black1/2-20nf serrated flange lock nut zb990
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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13nc 18-8 ss serrated flange locknut4
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13serr flng lk-nut ss 1/2-13299
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serr flng nut zn 1/2-1311
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serr hx flg nut zn 1/2-20200
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TimberlineCOLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serr flng nut zn 1/2-1364396
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Alma BoltMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-20SAE spin lock nut243
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SBSMALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated hex flange lknut
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated large flange nut1,000
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AALLNJLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-13serrated flange lock nut,110
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