FCH News

Serrated Flange Lock Nuts (ANSI ASME B18. 2.2)

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.

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

Buy Serrated Flange Lock Nuts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#8-32#8-32 serr hex flange nut stl zc b18.2.2 () () ()52,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 serr hex flange nut 18-8 s/s b18.2.2 () () ()411,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear7/16-147/16-14 serr hex flange nut stl zc b18.2.2 () () ()199,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/8-163/8-16 serr hex large flange nut gr 8 stl zy b18.2.2 () () ()165315,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/8-115/8-11 serr hex flange nut gr 8 stl zy b18.2.2 () () ()50367,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow3/4-103/4-10 serr hex flange nut gr 8 stl zy b18.2.2 () () ()30908,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/16-185/16-18 serr hex large flange nut gr 8 stl zy b18.2.2 () () ()3332,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 serr hex large flange nut gr 8 stl zy b18.2.2 () () ()716423,000
    Contact_Supplier
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 575 b18.2.2 () () ()4865,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/4-201/4-20 serr hex flange nut gr 8 stl zy b18.2.2 () () ()1764,000
    Contact_Supplier
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 575 b18.2.2 () () ()3069,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-131/2-13 serr hex large flange nut grade 5 stl zc b18.2.2 () () ()3256,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow5/16-185/16-18 serr hex flange nut gr 8 stl zy b18.2.2 () () ()1222,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain1/2-131/2-13 serr hex large flange nut gr 8 stl pln b18.2.2 () () ()4134,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-163/8-16 serr hex flange nut gr.5 stl zc b18.2.2 () () ()1961,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear9/16-129/16-12 serr hex flange nut stl zc b18.2.2 () () ()245,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Plain7/16-147/16-14 serr hex large flange nut gr8 stl pln b18.2.2 () () ()100,000
    Contact_Supplier
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 575 b18.2.2 () () ()1202,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 8Zinc/Yellow1/2-131/2-13 serr hex flange nut gr 8 stl zy b18.2.2 () () ()273,000
    Contact_Supplier
GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/2-131/2-13 serr hex flange nut grade 5 stl zc b18.2.2 () () ()83,000
    Contact_Supplier
BHAMALLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#6-326-32 serrated flange nut zinc b18.2.28220
    Contact_Supplier
Irwin IndOntLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#6-326-32 hex serrated flange nut steel zinc trivalent clear b18.2.23904
    Contact_Supplier
Irwin IndOntLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 serrated flange l/n steel zinc trivalent clear b18.2.2 62957
    Contact_Supplier
Irwin IndOntLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black1/4-201/4-20 serr flange locknut stl .0002 min zinc trivalent black b18.2.28442
    Contact_Supplier
BHAMALLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#10-2410-24 hex flange nut serrated zinc b18.2.2958
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1-81-8 whiz flangenut hrd stl znc b18.2.22
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#10-2410-24 whiz flangenut hrd stl znc b18.2.21030
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-2410-24 whiz flangenut s/s b18.2.23511
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated#10-2410-24 whiz flangenut s/s passivate b18.2.22447
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#10-3210-32 whiz flangenut hrd stl znc b18.2.226480
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-3210-32 whiz flangenut s/s b18.2.2458
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 whiz flangenut hrd stl znc b18.2.212100
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 whiz flange nut znc large flange b18.2.21580
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 whiz flangenut s/s b18.2.22967
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-281/4-28 whiz flangenut hrd stl znc b18.2.22000
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/16-185/16-18 whiz flangenut hrd stl znc b18.2.22630
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 whiz flangenut s/s b18.2.24570
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/16-245/16-24 whiz flangenut hrd stl znc b18.2.21640
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 whiz flangenut hrd stl znc b18.2.25000
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 whiz flangenut s/s b18.2.21432
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 whiz flangenut hrd stl znc b18.2.21856
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear7/16-147/16-14 whiz flangenut hrd stl znc b18.2.2974
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear7/16-207/16-20 whiz flangenut hrd stl znc b18.2.2400
    Contact_Supplier
AbabaCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 whiz flangenut hrd stl znc b18.2.21862
    Contact_Supplier
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 b18.2.2115
    Contact_Supplier
EximS'poreLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelGalvanized10.00 x 6.00nut hex flange steel hot dip galvanized m6 w. serration10.00 x 6.00 mm jis std b18.2.23845
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlain5/16-185/16-18 hex flange nuts serrated 316 stainless steel b18.2.2640
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 zinc serrated flange nut) b18.2.26613
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear7/16-147/16-14 zinc finish case hardened serrated flange nut) b18.2.2580
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 zinc serrated flange nut) b18.2.21450
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/8-115/8-11 zinc finish case hardened serrated flange nut b18.2.2175
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/4-103/4-10 zinc finish case hardened serrated flange nut b18.2.2175
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 flange nut serrated 18-8 stainless b18.2.21428
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 hex flange nut serrated 18-8 stainless steel nut b18.2.21310
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-281/4-28 zinc plated serrated flange lock nut) b18.2.24600
    Contact_Supplier
SIIINLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#10-2410-24 hex serrated flange nut zinc) b18.2.24400
    Contact_Supplier
Wink FastVALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-3218.8 (a2) 18-8 304 steel serrated flange nut 6-32 dimensionally per asme b18.2.28547
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#10-2410-24 serrated hex flange locknut zinc b18.2.2244000
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 hex flange nut w/serrations tri-zinc b18.2.24145
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 hex flange nut w/serrations tri-zinc b18.2.245000
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 hex flange nut w/serrations tri-zinc b18.2.224505
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 hex flange (large) nut serrated z b18.2.258000
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 hex flange (large) nut serrated z b18.2.216657
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 hex flange nut serrated 18-8 s/s b18.2.21092
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 hex flange serrated nut zinc b18.2.296000
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-243/8-24 hex flange serrated nut zinc b18.2.233702
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-243/8-24 hex flange nut serrated zinc yell b18.2.2227105
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 hex flange nut serrated triv zinc b18.2.233600
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 hex flange nut serrated triv zinc b18.2.212330
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#6-326-32 hex flange nut w/serrations 18-8 s/s steel b18.2.25
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelGalvanized5/8-115/8-11 serrated hex flange nut hdg b18.2.214082
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 hex serrated flange nut 18-8 b18.2.2395
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 hex serrated flange nut 18-8 b18.2.2516237
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-185/16-18 hex serrated flange nut 18-8 b18.2.24098
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 fin hex serrated flange nut 18-8 b18.2.235
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain#10-2410-24 hex serr flange nut 18-8 b18.2.288
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 hex serrated flange nut zinc b18.2.26513
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#6-326/32 serrated flange locknuts zinc b18.2.215000
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#8-328/32 serrated flange locknuts zinc b18.2.21118
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#10-2410/24 serrated flange locknuts zinc b18.2.2393
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-201/4-20 serrated flange nuts zinc b18.2.22061
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-281/4-28 serrated flange nuts zinc b18.2.2758
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/16-185/16-18 serrated flange nuts zinc b18.2.22564
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 serrated flange nuts zinc b18.2.2838
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-131/2-13 serrated flange nuts zinc b18.2.21018
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/8-115/8-11 serrated flange nuts zinc b18.2.2233
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/4-103/4-10 serrated flange nuts zinc b18.2.235
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 serrated flange nuts stainless b18.2.2930
    Contact_Supplier
B & K FASTPALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 serrated flange nuts stainless b18.2.2754
    Contact_Supplier
General FMILock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 2Zinc/Clear3/8-163/8-16 serr flange nut grade 2 case hrd zn b18.2.240,700
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General FMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/8-185/8-18 serr hex flange nut zn bake b18.2.26,070
    Contact_Supplier
General FMILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelDip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)hf 3/8-16 flange serr ln magni 560 b18.2.24475
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BHAMALLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack Oxide5/16-185/16-18 hex flange serr lock nut blk oxide b18.2.240
    Contact_Supplier
OSSCORILock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/2-201/2-20 serrated flange nut plated b18.2.2378
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black1/4-201/4-20 hex flange nut serrated black znc b18.2.279
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-201/4-20 hex flange nut serrated 18-8 s/s b18.2.290
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/16-185/16-18 hex flange nut serrated zinc b18.2.21500
    Contact_Supplier
QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/16-185/16-18 large flange nut serrated zinc b18.2.235
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear7/16-207/16-20 serr hex flange nut zinc b18.2.24668
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 large flange nut serrated zinc b18.2.217
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear3/8-163/8-16 hex flange nut serrated gr 5 zinc b18.2.21000
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/8-163/8-16 hex flange nut serrated zinc b18.2.2467
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear#8-328-32 hex flange nut serr zinc b18.2.25000
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain3/8-163/8-16 hex flange nut serrated b18.2.25900
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/4-281/4-28 hex serrated flange nut zinc b18.2.22200
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QFCTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear1/21/2nf flange nut zinc serr. b18.2.2100
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BoltCraftNELock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Black1/4-201/4-20 serrated flange hex nut asme b18.2.2 rohs/ black-zinc/bake trivalentinquire
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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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KBSTNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear5/16-185/16-18 hex flange nut serrated plated b18.2.222,397
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KBSTNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Yellow3/8-163/8-16 hex flange nut serrated yellowznc! b18.2.218,865
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THRDFASTALLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/Clear3/4nf-16 flange lock nut hard w. serr b18.2.253
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All SizeTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain#10-2410-24 serrated flange nut b18.2.23,345
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All SizeTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4-281/4-28 serrated flange nut s/s b18.2.250
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All SizeTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlain7/16-207/16-20 serrated flange nut b18.2.21,222
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FACCAOntLock Nut, Flange, w serr. (Whiz-Lock etc.)Grade 5Zinc/Clear1/4-20 7/16serrated flange lock nut 1/4-20 unc 7/16 af 19/32 flange dia. low carbon steel zinc plated (to ifi standard) b18.2.24,000
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