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#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.

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

Buy Flange Lock Nuts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
HayesCALock Nut, Flange, w/o serrationsSteelPlain#4-40ms21043-04 4-40 all metal flange locknut a286 silver pltd8000
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MAINSOURCNHLock Nut, Flange, w/o serrationsSteelCadmium/Yellow#4-40ms21042-04 (4-40 flange locknut)23
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SISAZLock Nut, Flange, w/o serrationsSteelCadmium#4-404-40 double hex flange lock nut alloy steel cadmium nas1804100
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CenturyFLLock Nut, Flange, w/o serrationsSteelPlain#4 x 0.7equal to mcmaster 94710a101 flange locknut m4x 0.7 (FLANGE LOCKNUT M4X 0.7) (FLANGE LOCKNUT M4X 0.7) 1007
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EximS'poreLock Nut, Flange, w/o serrationsSteelCadmium#4-404.343 x 3.912 x 3.175nut hex flange steel cadmium #4-404.343 x 3.912 x 3.175 mm self locking0.171 x 0.154 x 0.125 in (ms std)2783
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OlanderCALock Nut, Flange, w/o serrations300 Stainless (A1,A2, 18-8,304,310 etc.)Plain440 self-locking flanged hex nut ss8
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