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Serrated Flange Lock Nuts, Grade 8 or Grade C

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.

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

Buy Serrated Flange Lock Nuts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)5/16-185/16-18 serr flange nut gr-8 +magni 565200
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MESAFASTCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/8-11serrated flange hex nut gr8 zinc24.0
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow7/16-147/16-14 serr hex flange nut gr 8 stl zy294092
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)1/2-131/2-13 serr hex large flange nut gr 8 stl magni 5751202
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 serr hex large flange nut gr 8 stl zy402460
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain7/16-147/16-14 serr hex large flange nut gr8 stl pln100
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain5/16-185/16-18 serr hex large flange nut gr 8 stl pln1487
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain5/8-115/8-11 serr hex flange nut gr 8 stl pln200
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/4-103/4-10 serr hex flange nut gr 8 stl zy28146
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/4-201/4-20 serr hex flange nut gr 8 stl zy1760
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 serr hex flange nut gr 8 stl zy273
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)3/8-163/8-16 serr hex large flange nut gr 8 magni 5752853
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/16-185/16-18 serr hex large flange nut gr 8 stl zy2351
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Black1/2-131/2-13 serr hex flange nut gr 8 stl bzn21839
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/16-185/16-18 serr hex flange nut gr 8 stl zy1222
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)7/16-147/16-14 serr hex flange nut gr 8 stl magni 57511975
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 serr hex large flange nut gr 8 stl zy160329
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear1/2-131/2-13 serr hex flange nut gr8 stl zc495
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain1/2-131/2-13 serr hex large flange nut gr 8 stl pln3534
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow9/16-129/16-12 serr hex flange nut gr8 stl zy11479
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 serr hex flange nut gr 8 stl zy3000
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/8-115/8-11 serr hex flange nut gr 8 stl zy86138
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/8-115/8-11 serrated hex flange locknuts steel grade-8 zinc yellow40
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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 zy347
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/4-201/4-20 serr hx flange l/n gr8 zy1600
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear3/8-163/8-16 serr hx flange locknut gr8 zp28000
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8ASTM F1941-10 Fe/Zn-Ni1/4-201/4-20 serrated hex flange locknut grade 8 plated per tms 4521 type i (zinc nickel black)719
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)5/16-185/16-18 serrated hex flange nut grade 8 magni 565 coated with wax76900
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)1/2-131/2-13 serrated hex flange locknut grade 8 magni 56510433
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate1/4-201/4-20 serrated hex flange nut grade 8 phos coated for 72 hours to red rust65189
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Dip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)5/8-185/8-18 prevailing torque flange locknut unserrated grade 8 plated per tms 4518 type ii (magni 511)674
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate5/8-185/8-18 hex flange locknut unserrated grade 8 phos coated for 72 hours to red rust per b-2 g-150
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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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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain1/4-201/4-20 gr.8 serrated flange nut steel plain 2000/stock
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OneMonroeNCLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate1/2-131/2-13 grade 8 phosphate and oil serrated flange nut256
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OneMonroeNCLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain3/4-103/4-10 serr flange nut gr 8100
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OneMonroeMNLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain5/8-115/8-11 gr.8 hex flange lock nut serrated-yz200
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OneMonroeMNLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear3/4-103/4-10 gr.8 serrated flange nut-zinc8
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OneMonroeMNLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain5/8-115/8-11 gr.8 hex flange lock nut serrated-yz200
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OneMonroeMNLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear3/4-103/4-10 gr.8 serrated flange nut-zinc8
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NutsBoltsNELock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear5/16-185/16-18 gr8 whizlock nut zp5938
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OneMonroeMALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain3/4-103/4-10 serr flange nut gr 8100
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OneMonroeMALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate1/2-131/2-13 grade 8 phosphate and oil serrated flange nut256
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-13hex serrated flange nut100
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EndriesWILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 hex serrated flange nut gr 8 zy500
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EndriesWILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 hex serr flange nut gr 8 zy16
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Fastener OHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate7/16-14serrated flange hex nut 7/16-14 gr 8 phos/oil 1150
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Fastener OHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate1/2-13serrated hex flange nut 1/2-13 gr 8 phos/oil 750
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Fastener OHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate5/16-18serrated hex flange nut 5/16-18 gr 8 phos/oil 2884
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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 8Phosphate1/2-13serr flange nut gr8 hard & blk phos & oil 500/box500
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ManscoMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear3/8-163/8-16 serr flange nut gr8 zinc633
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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 b18.2.2200
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Fastener OHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate3/4-10serrated hex flange nut 3/4-10 gr 8 phos/oil 334
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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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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 grade 8 yzn flange nuts serratedstock
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Future FastenerTXLock Nut, Flan ge, w serr. (Whiz-Lock etc.)Grade 8Plain5/8-115/8-11 grade 8 serrated flanged hex nut plain black80
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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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SISAZLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/ClearM8-1.20M8x1.2 hex flange nut w/serrations grade8 steel zinc clear hex free900
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TSFTXLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate3/4-10flange nut serrated thru-hardened carbon steel gr 8 phos & oil 3/4-10600
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TSFTXLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate1/4-20flange nut serrated thru-hardened carbon steel gr 8 phos & oil 1/4-20110
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TSFTXLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Phosphate5/16-18flange nut serrated thru-hardened carbon steel gr 8 phos & oil 5/16-182100
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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 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 8Zinc/Yellow5/16-185/16-18 serrated flange hex lock nuts grade 8 zinc yellow37.500
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/4-201/4-20 serrated flange hex lock nuts grade 8 zinc yellow50,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/4-103/4-10 serrated flange hex lock nuts grade 8 zinc yellow2.500
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/8-115/8-11 serrated flange hex lock nuts grade 8 zinc yellow3.750
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow9/16-129/16-12 serrated flange hex lock nuts grade 8 zinc yellow3.750
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain5/16-185/16-18 serrated flange hex lock nuts grade 8 black phosphate37.500
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain1/4-201/4-20 serrated flange hex lock nuts grade 8 black phosphate50,000
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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 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/Yellow1/4-201/4-20 serrated lrg flange hx lock nut gr8 zinc yellow50,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/16-185/16-18 serrated lrg flange hx lock nut gr8 zinc yellow37.500
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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 8Zinc/Yellow3/8-163/8-16 serrated lrg flange hx lock nut gr8 zinc yellow25,000
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BHAMALLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain3/4-10gr8 reg/flg nut no/serr.20
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SRFALLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain3/4-10flange nut with serrations gr 8-
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ASFCORPMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain3/4-103/4-10 full hgt serr hx flg lk nut gr 81
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CONTAERONJLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Clear7/16-14serrated flange lock nut gr8(hard) &6400
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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.)Grade 8Plain5/8-11nc gr8 serrated flange nut pl10
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