1/4 Flange Lock Nuts

Non-Serrated Flange Lock Nuts, or simply Flange Lock Nuts, have a wide flange at one end. The flange distributes the tightening torque over a wider area, but the locking function is provided by some other feature such as top-lock, center-lock, nylon insert.

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

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
AmericanNYLock Nut, Flange, w/o serrationsSteelZinc/Yellow1/4-20top lock flange nut110
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AmericanNYLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-28side lock flange nut pl6000
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AmericanNYLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-28top lock flange nut pl8000
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AmericanNYLock Nut, Flange, w/o serrationsSteelPlain1/4-28top lock flange nut3000
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AmericanNYLock Nut, Flange, w/o serrationsSteelCadmium1/4-28top lock nut cad pl25100
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AmericanNYLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-201/4-20 top lock hex jam nut zp9750
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B & K FASTPALock Nut, Flange, w/o serrationsGrade GZinc/Yellow1/4-201/4-20 cone flange locknuts gr g zinc/yellow49
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Kanebridge ILLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-281/4-28 non-serrated flange hex nuts case hardened hr15n 78/90 zinc and bake50,000
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Kanebridge ILLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-201/4-20 non-serrated flange hex nuts case hardened hr15n 78/90 zinc and bake50,000
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Kanebridge ILLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-201/4-20 nylon insert flange stop hex lock nut zinc50,000
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Kanebridge ILLock Nut, Flange, w/o serrationsGrade 8Zinc/Yellow1/4-20 ce126981/4-20 ce12698 nylon insert flange hex locknut grade 8 zinc yellow15,000
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Kanebridge ILLock Nut, Flange, w/o serrationsGrade GZinc/Yellow1/4-201/4-20 regular flange top lock hex nut grade g zinc yellow75,000
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Kanebridge ILLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-201/4-20 non serrated regular flange center locknut grade f zinc75,000
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MESAFASTCALock Nut, Flange, w/o serrationsGrade GZinc/Yellow1/4-201/4-20 flange top lock nut578.0
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SWACOOHLock Nut, Flange, w/o serrationsGrade GZinc/Yellow1/4-201/4-20 all mtl flange l/n st grg zy wax ppap iii25004
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SWACOOHLock Nut, Flange, w/o serrationsGrade FZinc/Clear1/4-201/4-20(unc) prev torque hex flange l/n grf zinc w-poly ins400
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BHAMALLock Nut, Flange, w/o serrationsGrade GGalvanized1/4-201/4-20 all metal flanged locknut gr. g9000
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HayesCALock Nut, Flange, w/o serrationsSteelPlain1/4-28ms21042l4 1/4-28 all metal flange locknut cad ii dfl8
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HayesCALock Nut, Flange, w/o serrationsSteelCadmium1/4-28ms21042-4 1/4-28 all metal flanged locknut cad ii350
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RAMCOOHLock Nut, Flange, w/o serrationsGrade FZinc/Clear1/4-202fl 1/4-20 f cl zw24831
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RAMCOOHLock Nut, Flange, w/o serrationsGrade FAluminum zinc flake (Dacromet, Magnigard, Doerken)1/4-201/4-20 fs hex flange nut gr f mag2120946
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RAMCOOHLock Nut, Flange, w/o serrationsGrade FCadmium/Yellow1/4-20fl 1/4-20 f cyw36000
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RAMCOOHLock Nut, Flange, w/o serrationsGrade FZinc/Clear1/4-203fl 1/4-20 f top lock z w147000
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RAMCOOHLock Nut, Flange, w/o serrationsGrade GPlain1/4-281/4-28 grade g hex flange locknut plain60000
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RAMCOOHLock Nut, Flange, w/o serrationsGrade GAluminum zinc flake (Dacromet, Magnigard, Doerken)1/4-281/4-28 grade g hex flange locknut geomet 321 plus xl topcoat105000
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ManscoMILock Nut, Flange, w/o serrationsSteelZinc/Yellow1/4-201/4-20 centerlock flange nut triv znc yellow no serrations5,220
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ManscoMILock Nut, Flange, w/o serrationsSteelPlain1/4-20t-nut 4 prong large flange 5/16 bbl8,500
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SonfastPALock Nut, Flange, w/o serrationsGrade FZinc/Clear1/4-201/4-20 regular flange top lock nut grade f(grade5) zinc6,000
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QFCTXLock Nut, Flange, w/o serrationsGrade GPlain1/4-201/4-20 grg (8) non lock flange nt200
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QFCTXLock Nut, Flange, w/o serrationsGrade GZinc/Clear1/4-201/4-20 hex flange top lock nut gr g zinc300
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ASMCILLock Nut, Flange, w/o serrationsGrade GPhosphate1/4-201/4-20 coarse grg stover all metal flange locknut med carb phos2,100
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LibertyILLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-20oval lock nut with flange clear3,395
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LippinCALock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-201/4-20 top flange lock nut zinc1000
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JacksonMSLock Nut, Flange, w/o serrationsGrade GZinc/Clear1/4nc flange l/n gr g4094
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BAYFASTCOFLLock Nut, Flange, w/o serrations300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 flange lock nut s/s28800
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BAYFASTCOFLLock Nut, Flange, w/o serrationsSteelPlain1/4-201/4-20 flange lock nut steel900
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Irwin IndOntLock Nut, Flange, w/o serrationsGrade FZinc/Clear1/4-201/4-20 grd f super flange lock nut zinc596
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UltraFastWALock Nut, Flange, w/o serrations300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide1/4-20oval flange ln black oxinquire
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BAYFASTCOFLLock Nut, Flange, w/o serrationsSteelZinc/Clear1/4-20large flange lock nut4000
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KBSTNLock Nut, Flange, w/o serrationsGrade FZinc/Clear1/4-201/4-20 gr f flange locknut plated293,594
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THRDFASTMSLock Nut, Flange, w/o serrations300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-2018-8 ss hex flange lock nut54
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ISSCOMOLock Nut, Flange, w/o serrationsGrade GZinc/Clear1/4-20flange hex toplock nut grade g z/wax 1/4-209551
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NorthernMNLock Nut, Flange, w/o serrationsGrade FZinc/Clear1/4-20s/o 1/4-20 nc gr.f flange locknut zinc2850
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CONTAERONJLock Nut, Flange, w/o serrationsSteelZinc/Black1/4-20nylon large flng .0003 black63400
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CONTAERONJLock Nut, Flange, w/o serrationsNylonPlain1/4-20flange nut /3900
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CONTAERONJLock Nut, Flange, w/o serrationsGrade 8Black Oxide1/4-20nylon flng gr. 8 / red265
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CONTAERONJLock Nut, Flange, w/o serrationsGrade GPlain1/4-20flange toplock gr. g72777
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CONTAERONJLock Nut, Flange, w/o serrationsGrade GGalvanized1/4-201/4-20 flange toplock gr. g323998
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CONTAERONJLock Nut, Flange, w/o serrationsGrade GZinc/Clear1/4-201/4-20 flange toplock gr.g zn500
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AztechILLock Nut, Flange, w/o serrationsSteelPlain1/4-201/4-20 flange top lock123,190
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AztechILLock Nut, Flange, w/o serrationsSteelPlain1/4-20flange tech+ lock24,019
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AztechILLock Nut, Flange, w/o serrationsGrade 2Plain1/4-20flg ctr lock7,334
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AztechILLock Nut, Flange, w/o serrationsSteelPlain1/4-201/4-20 flange top lock4,659
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AztechILLock Nut, Flange, w/o serrationsSteelPlain1/4-20nyl ins lock flg .00033,576
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AztechILLock Nut, Flange, w/o serrationsSteelPlain1/4-201/4-20 reg flg top lock2,600
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AztechILLock Nut, Flange, w/o serrationsSteelPlain1/4-20reg flg center lock2,215
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AztechILLock Nut, Flange, w/o serrationsSteelPlain1/4-20reg flg tech lock620
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TimberlineCOLock Nut, Flange, w/o serrations300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-20flng lk-nut nyl is ss 1/4-201700
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Alma BoltMILock Nut, Flange, w/o serrationsGrade FPlain1/4-281/4-28 sae grade f plain finish flanged hex nut (no lock)4400
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Alma BoltMILock Nut, Flange, w/o serrationsGrade GGalvanized1/4-28SAE stover flange nut2619
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SBSMALock Nut, Flange, w/o serrationsGrade GZinc/Clear1/4-201/4-20 top lock flange nut gr g
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