1/2-20 Lock Nut, Flange, w serr. (Whiz-Lock etc.)

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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SupplierLocTypeMaterialFinishSizeDescriptionQty 
FTSOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serr flange l/n stl zn1634
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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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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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Cal FastenrsCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 whiz flange nut plated serr flng nut200
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Cal FastenrsCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 serrated flng nut steel trivalent zinc case hard whiz flng nut600
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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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NutsBoltsNELock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 whizlock nut zp213
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serr flange nut hard & znc352
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FastWareSaskLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20nf serrated flange nut1,510
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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 zp498
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Alma BoltMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain1/2-20SAE spin lock nut243
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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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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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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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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serrated flang nut stl zinc1,265
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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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XL ScrewGALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20serrated flange nuts case hard zp800
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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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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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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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WMTSMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 flange nut serr. z b18.2.288
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TrinityIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow1/2-201/2 - 20 hex flange lock nut serrated 120m psi steel case hdnd znyel188
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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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Valley NuWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black1/2-20nf serrated flange lock nut zb990
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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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WeaverWALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-20whiz nut1969
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