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M5 Serrated Flange Lock Nuts

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.

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

Buy Serrated Flange Lock Nuts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
BossardAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlainm5 serrated hex flange nut6210
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JacksonMSLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80whiz flange nut a2 18-8 304211
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Future FastenerTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5-0.8 serrated flange nut zinc plated3200
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Future FastenerTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5m5 serrated flange l/n ss130
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CIFILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/YellowM5-0.80M5x0.8 serrated hex flange nut class 8 zinc yellow rohs compliant (11808) (11808) (11743) ()11743
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-0.80coarse cl8 hex flange nut with serration med carb zp4,936
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ASMCILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/YellowM5-0.80coarse cl8 hex flange nut with serration med carb65
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Black OxideM5-0.80M5-0.8 serr hex flange nut 18-8 s/s blk gleitmo din 6923 () ()1000
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5-0.8 serr hex flange nut stl zc () ()314
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GLFOHLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80M5-0.8 serr hex flange nut 18-8 s/s din 6923 () ()1207
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CenturyFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80m5 x .8 serrated hex flange nut steel zi (HFN8005000) (HFN8005000) 66021
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HayesCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80m5-.8 whiz flange nut zinc61
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NAPPCOTXLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5serrated flange l/n s/s 5m-0.8 din 6923 (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS) (165-LOCKNUTS)371
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IndexFastCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlainM5-0.80sfhm5css serrated flange hex nut stainless steelinquire
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EndriesWILock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5M5 a2 18-8 304 hex serrated flange nut source controlled din 69232007
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EndriesWILock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8PlainM5M5 class 8 verbus tensilock serrated flange locknut plain180
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EndriesWILock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5M5 a2 18-8 304 hex serrated flange nut din 69231500
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/YellowM5m5 din 6923-serrated-8 y/zn flange nuts69,400
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelBlack OxideM5M5 blk/ox flange nuts c bb 200 fb 1000 qk 14000 din 6923-serr-8154,917
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5m5 jis b 1190-serr-8 zn flange nuts jis199,500
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/YellowM5m5 din 6923-serr-8 yzn (cr3) flange nuts9,700
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5m5 din 6923-serr-a2-70 s.s flange nut6,000
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5m5 jis b 1190-serr-10 zn flange nuts jis157,500
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlainM5m5 din 6923-serrated-10-zn flange nutsstock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlainM5m5 din 6923-serrated-8 st/zn flange nuts110,000
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-1190--8m5 jis b 1190-serrated-8 zn flange nuts jis b bb 200 fb 1000 qk 15000703,841
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5m5 din 6923-serr-s.s a2-70 flange nuts62,650
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-1190--10m5 jis b 1190-serrated-10 zn flange nuts jis210,000
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CenturyNYLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5x.8 serrated hex flange nut steel zi hfn800500046021
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlainM5-0.80serrated flange nut a4 stainless din 69232,420
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80serrated flange nut rohs1,700
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LibertyILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80serrated hex flange nut a2 18-8 3041,270
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KomarILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80hex flange nut noserrations17200
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KomarARLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plainm5-.8 whiz flange lock nut 11.8whrx8afx5thk 18-8ss1134
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RCFastAZLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5hex flange nut serrated stl cr+3 ( ) din 6923825
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5x.8 serr hex flange l/n stl zi1689
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5M5 hex flange nuts steel zinc trivalent rohs compliant 5 bn 30312m198
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5x.8 hex flange nut w/ser steel zinc242
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SWACOOHLock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlainM5M5 serrated din 6923-a44895
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GlobalCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5-.8 whiz flange nut steel zinc i din 69232,907
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-8.00M5 serr hex flange nut c8 st zn15000
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-8.00m5 serr hex flange nut c8 st zn 620000
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EximS'poreLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/YellowM5-12.000 x 8.000 x 5.500nut hex flange steel yellow trivalent m5 12.000 x 8.000 x 5.500 mm (serration)0.472 x 0.315 x 0.217 in [rohs]896
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EximS'poreLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-11.000 x 8.000 x 5.000nut hex flange steel blue zn m5 11.000 x 8.000 x 5.000 mm0.433 x 0.315 x 0.197 in (serration)22571
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EximS'poreLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-8.000 x 5.000nut hex flange steel blue trivalent m5 8.000 x 5.000 mm with serration0.315 x 0.197 in din 6923995
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EximS'poreLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-5.000 x 8.000nut hex flange steel clear trivalent m5 5.000 x 8.000 mm0.197 x 0.315 in w. serration jis std348
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WDMBIALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5nut serrated si a2 ws8 m5 din 6923 (W020) (W020)10,000
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlainM5M5 a4-70 flange nuts din 6923-serr-s.sstock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/BlackM5m5 jis b 1190-serr-8 blk/ zn flange nuts jis16,859
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8PlainM5m5 din 6923-8 plain flang nut with out serrstock
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Black OxideM5m5 din 6923-8 blk/ox flang nut w/serr394,917
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MTPCALock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)Black OxideM5m5 din 6923-serr-s.s black ox flange nutsstock
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IPCVALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/BlackM5-0.80M5-.8 serrated flange nut case hardened class 8 steel black zinc3,386
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IPCVALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-0.80M5-.8 serrated flange nut case hardened class 8 steel cr3 zinc-rohs rohs zinc plating1,568
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NorthernMNLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-0.80flange nut cl.8 serrations din 69237
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HBBOLTCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80hex serrated flange nut 6923 din 6923400
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MMCCILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-0.80hex flange nut din 6923 class 8 zinc/clear642224
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MMCCILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-0.80hex flange nut class 8 zinc 5x.8-serrated din 6923 w/serr.37384
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MMCCILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80hex flange nut din 6923 a2 s/s w/serr.73046
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MMCCILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80hex flange nut din 6923 a2 s/s plain23265
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WDMBIALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlainM5nut serrated si 8 ws8 (a2k) m5 din 6923 (W0G0)14723
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QCSORLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5-0.8 serrated flange locknut zinc500
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5m5 serr hex flange nut ss3460
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5m5 serr hex flange nut st zn49887
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MtrcSpecCALock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80M5-0.8 flange nut serrated zinc b jis 1190stock
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MtrcSpecCALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 10.9Zinc/ClearM5-0.80M5-0.8 serr.flnge nut cl10 zc b jis 1190stock
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MtrcSpecCALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 10.9Zinc/ClearM5-0.80M5-0.8 serr.flnge nut cl10 zc b jis 1190stock
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All-WaysILLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5-0.80hex serrated flange nut19,500
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 10.9Zinc/ClearM5-0.80m5-0.8 din 6923 metric class 10 hex flange nut non serrated zinc bake rohs125,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-0.80m5-0.8 din 6923 metric class 8 hex flange nut non serrated zinc rohs125,000
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80m5-0.8 din 6923 metric hex flange nut serrated a2 18-8 stainless steel62.500
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Kanebridge ILLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-0.80m5-0.8 din 6923 metric class 8 hex flange nut serrated zinc200,000
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PENCOMOntLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5m5 hex serrated flange nut steel zinc iso 416150
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EurolinkSCLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5M5 a2 18-8 304 steel serrated hex flange nut din 6923inquire
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EurolinkSCLock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlainM5M5 a4 stainless steel serrated hex flange nut din 6923inquire
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EurolinkSCLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 10.9Zinc/ClearM5M5 cl.10 zinc plated serrated hex flange nut din 6923inquire
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EurolinkSCLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8PlainM5M5 cl.8 plain finish serrated hex flange nut din 6923inquire
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EurolinkSCLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5M5 cl.8 zinc plated serrated hex flange nut din 6923inquire
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EurolinkSCLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/YellowM5m5 din 6923 (serrated) cl.8 zinc yellow hex flange nut serrated hex flange nut serrated271
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TrifastTXLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8PlainM5m5 hexagon flange nut serrated cl 8 finish per dwg520795
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TrifastTXLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8PlainM5m5 serrated flange nut class 8 plain self finish2800
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TrifastTXLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelZinc/ClearM5m5flange nut steel w/serrations rohs zinc clear5000
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MSTCMALock Nut, Flange, w serr. (Whiz-Lock etc.)316, 317, A4 StainlessPlainM5m5 din 6923 hex nut w/serr flange a4 ss300
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MSTCMALock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8PlainM5m5 mst 190 flng nut w/serr tnslck cl8 st498
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Wurth AdaMNLock Nut, Flange, w serr. (Whiz-Lock etc.)SteelPlainM5nut serrated sidin6923 8 ws8 (a2k) m511,715
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Wurth AdaMNLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5nut serrated sidin6923 a2 ws8 m513,114
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ASFCORPMILock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5-0.80m5-.8 hex flange serrated lock nut 304j3s stainless steel plain 1123276 revision b287,500
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)Class 8.8Zinc/ClearM5-8.00m5 serr hex flange nut c8 st zn din69234013
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AFIFLLock Nut, Flange, w serr. (Whiz-Lock etc.)300 Stainless (A1,A2, 18-8,304,310 etc.)PlainM5m5 serr hex flange nut ss din69233460
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