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Split Lock Washer
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SupplierLocTypeMaterialFinishSizeDescriptionQty 
MESAFASTCAFender Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Black Oxide5/165/16 x (1-1/2 od) fender washer .06 thk stainless black oxide47.0
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Cal FastenrsCATooth Lock Washer (Int. & Ext.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/165/16 extra duty split lock 18-8 304 steel extra duty split l/w500
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Cal FastenrsCAFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16.344 x .688 x .065 18-8 304 f/w ms15795-812 ms15795-812 304ss ms15795-8122,185
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Cal FastenrsCASplit Lock WasherSilicon BronzePlain5/165/16 split lockwasher silican brze split l/w brz | split l/w brz | split l/w brz454
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Cal FastenrsCASplit Lock WasherSteelBlack Oxide5/165/16 split lock black ox split l/w split l/w500
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Cal FastenrsCAUSS Flat WasherSteelDip-Spin, Spray-Spin Basecoat + Topcoats (Dacromet, Doerken, Geomet, Magni, etc.)5/165/16 uss f/w steel magni coat 565 to meet 1000 hr salt spray uss f/w magni 565 1000 hr salt spray marks and sticking to be expected uss f/w magni 565 1000 hr salt spray marks and sticking to be expected2,000
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NAPPCOTXTooth Lock Washer (Int. & Ext.)400 Stainless (405, 410,416,420,430 etc.)Plain5/165/16 extlockwasher s/s t410 .332-.320 id15130
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NAPPCOTXUSS Flat WasherSteelZinc/Clear5/165/16 flatwasher uss thruhardenedsteel zp 12005
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NAPPCOTXFlat WasherNylon (Polyamide)Plain5/165/16 retaining washnylon .734 od 292 id 1000
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NAPPCOTXUSS Flat WasherSteelZinc/Yellow5/165/16 flatwasher uss thruhardenedsteel zy 2200
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NAPPCOTXSAE Flat WasherSteelPlain5/165/16 flatwasher sae steelzy 11/16 nom od 3460
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NAPPCOTXConical Disc Spring Washer, Disc Spring, Belleville WasherSteelZinc/Clear5/165/16 bellvillemedwashersteel zp 5m61 327
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NAPPCOTXFlat WasherPlasticPlain5/16-.318 x 100 x .0405/16 nylon washers-.318idx100odx.040thk micro plastics 1000
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NAPPCOTXSAE Flat WasherSteelZinc/Yellow5/165/16 flatwasher sae z/y thruhardenedstl 8700
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NAPPCOTXFender WasherSteelZinc/Clear5/16 x 1 1/45/16 x 1 1/4 fenderwasher zp rohs2260
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NAPPCOTXFlat WasherRubber, Buna-N, Neoprene etc.Plain5/16fw 5/16 neoprene .375 id x .750 od 100
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NAPPCOTXFlat WasherSteelPlain5/165/16 flatwashersteelzy extra thick 100
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NAPPCOTXSAE Flat WasherSteelZinc/Clear5/165/16 sae fws zp rohs 400
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NAPPCOTXTooth Lock Washer (Int. & Ext.)400 Stainless (405, 410,416,420,430 etc.)Plain5/165/16 intlockwasher s/s t410 .332-.320 id 449
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NAPPCOTXSAE Flat WasherGrade 8Zinc/Clear5/165/16 flatwasher sae gr 8 zinc 25
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NAPPCOTXConical Disc Spring Washer, Disc Spring, Belleville WasherSteelZinc/Clear5/165/16 bellvillelitewashersteel zp 5l52 1858
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NAPPCOTXSAE Flat WasherSteelPlain5/165/16 sae flatwashers black 1930
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UNEEDANJFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x .3285/16 flat s/s .328id x800
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UNEEDANJMachine Screw WasherSteelPlain5/162000
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UNEEDANJTooth Lock Washer (Int. & Ext.)Silicon BronzePlain5/16internal l/w sil brze1700
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UNEEDANJTooth Lock Washer (Int. & Ext.)SteelPlain5/16internal l/w (spec1900
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UNEEDANJHigh Collar Split Lock WasherSteelZinc/Clear5/16hi-collar l/w2800
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UNEEDANJSplit Lock WasherSteelPlain5/16heavy split l/w10000
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UNEEDANJSplit Lock WasherSteelPlain5/16lite split l/w st29200
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UNEEDANJSplit Lock WasherSteelPlain5/16medium split l/w1800
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UNEEDANJSplit Lock WasherSteelPlain5/16heavy split l/w5550
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UNEEDANJTooth Lock Washer (Int. & Ext.)SteelPlain5/16ext. tooth countersunk. l/w800
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UNEEDANJTooth Lock Washer (Int. & Ext.)SteelPlain5/16 x 1005/16 external l/w 100 bx st100
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UNEEDANJTooth Lock Washer (Int. & Ext.)SteelPlain5/16int/external comb l/w2300
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UNEEDANJFlat WasherSteelCadmium/Yellow5/16flat cad1812
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UNEEDANJFlat WasherSteelPlain5/16wash10533
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UNEEDANJFlat WasherSteelPlain5/16wash1000
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UNEEDANJFlat WasherSteelPlain5/16wash5400
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UNEEDANJFlat WasherSteelPlain5/16 x .3175/16 wash .317 id x.500 od820
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UNEEDANJFlat WasherSteelPlain5/16wash3300
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UNEEDANJFlat WasherSteelPlain5/16wash2700
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UNEEDANJFlat WasherSteelPlain5/16wash7000
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LibertyILSplit Lock WasherGrade 8Zinc/Yellow5/165/16 medium lock grade 8 zinc & yellow60,700
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Future FastenerTXSplit Lock WasherSteelGalvanized5/165/16 lock washer (galv)11803
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AmericanNYFlat WasherBrassPlain5/16flat7000
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AmericanNYFlat WasherBrassNickel Plated5/16 x 7/16 x .014f/w pl1200
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AmericanNYFlat WasherBrassNickel Plated5/16 x 3/4 x 1/16f/w pl100
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AmericanNYFlat WasherBrassNickel Plated5/16 x 3/8 x .017f/w pl1700
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AmericanNYFlat WasherBrassCadmium5/16 x 1/2 x .015f/w cad pl2300
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AmericanNYFlat WasherBrassZinc/Clear5/16 x 3/4 x .065f/w pl300
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AmericanNYTooth Lock Washer (Int. & Ext.)SteelPlain5/16-18 x 1unsl ind hex f internal l/w3000
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AmericanNYFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 7/16 x 3/64flat s/s1200
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AmericanNYFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 9/16 x 1/32flat s/s1600
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AmericanNYFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 3/4 x 1/16flat s/s650
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AmericanNYFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 9/16 x 1/32flat s/s2200
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AmericanNYTooth Lock Washer (Int. & Ext.)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16internal l/w s/s600
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AmericanNYSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16split 18-8 304 lock2350
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AmericanNYSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16split lock 18-8 304 black4760
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AmericanNYSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16split light lock 18-8 3043660
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AmericanNYFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 1/2 x .010spring s/s1000
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AmericanNYFlat WasherSteelNickel Plated5/16-.314 x .421 x 1/32f/w pl1500
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AmericanNYFlat WasherSteelZinc/Clear5/16-.315 x 9/16 x .020f/w zp5000
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AmericanNYFlat WasherSteelPlain5/16-.315 x 11/16 x .005f/w8000
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AmericanNYFlat WasherSteelNickel Plated5/16 x 1/2 x .062f/w pl13100
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ManscoMISAE Flat WasherGrade 8Black Oxide5/165/16 sae f/w gr8 black luster .344 idx.688 odx.055/.065 thk2743
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MFSKSFender WasherSteelZinc/Clear5/16 x 1 1/4fender2378
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MFSKSFender WasherSteelBlack Oxide5/16 x 1 1/4fender1882
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MFSKSFender WasherSteelZinc/Clear5/16 x 2fender1063
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IRFNJTooth Lock Washer (Int. & Ext.)SteelZinc/Clear5/16internal/external tooth lock s4,010
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IRFNJ300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16split lock 18-8 s/s22,700
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IRFNJHigh Collar Split Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16high collar split lock 18-8 ss4,300
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IRFNJFender Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16-1 1/25/16 fender (1-1/2 od) 18-8 a2300
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IRFNJFender Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 1 1/4 x 0.050fender s 18-8 304 304195
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IRFNJFlat Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x .3435/16 flat 18-8 s/s .343 idx.750 odx.050 thick7,065
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HBBOLTCAF436 Round Structural WasherSteelZinc/Clear5/16 x 335/16 f436 sae hardened flat usa astm b633 ty vi sc3 clear zinc triv660
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SunPackFLFender WasherSteelZinc/Clear5/16 x 1 1/4fender403
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SunPackFLSplit Lock WasherGrade 8Zinc/Yellow5/165/16 gr8 split lock yellow zinc5,467
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SunPackFLUSS Flat WasherGrade 8Zinc/Yellow5/165/16 gr8 uss flat yellow zinc547
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SunPackFLSAE Flat WasherGrade 8Zinc/Yellow5/165/16 gr8 sae flat yellow zinc13,981
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IRFNJFender WasherSteelZinc/Black5/16-1.255/16 fender (1.25 od) stl hi corr black triv241
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IRFNJFender WasherSteelZinc/Clear5/16-1.255/16 fender (1.25 od) stl rohs compliant69
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IRFNJUSS Flat WasherSteelPlain5/16USS flat stl119
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IRFNJBonded EPDM Sealing WasherSteelGalvanized5/16 x 3/4bonded sealing4088
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IRFNJTooth Lock Washer (Int. & Ext.)SteelZinc/Clear5/16external tooth l/w stl nickel clear bake Cr3+131700
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IRFNJTooth Lock Washer (Int. & Ext.)SteelZinc/Clear5/16internal/external tooth lock s4010
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IRFNJTooth Lock Washer (Int. & Ext.)SteelZinc/Clear5/16internal/external tooth lock s4010
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IRFNJTooth Lock Washer (Int. & Ext.)SteelZinc/Clear5/16internal/external tooth lock s4010
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IRFNJTooth Lock Washer (Int. & Ext.)SteelZinc/Clear5/16internal/external tooth lock s4010
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IRFNJSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16split lock 18-8 s/s34920
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IRFNJSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16split lock 18-8 s/s35890
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IRFNJSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16split lock 18-8 s/s35890
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IRFNJSplit Lock WasherSteelZinc/Clear5/16split lock nickel clear Cr3+ & bake63853
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IRFNJSplit Lock WasherSteelZinc/Clear5/16split lock nickel clear Cr3+ & bake63853
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IRFNJSplit Lock WasherSteelZinc/Clear5/16split lock nickel clear Cr3+ & bake63853
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IRFNJSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16split lock 18-8 s/s35890
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IRFNJSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16split lock 18-8 s/s35890
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IRFNJSplit Lock WasherSteelZinc/Clear5/16split lock nickel clear Cr3+ & bake63853
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IRFNJSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16split lock 18-8 s/s35890
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IRFNJSplit Lock Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Passivated5/16split lock 18-8 s/s35890
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BAYFASTCOFLFlat Washer316, 317, A4 StainlessPlain5/16flat t316 s/s3829
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BAYFASTCOFLFender Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 1fender 18-8 3046400
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BAYFASTCOFLSplit Lock WasherSteelPainted5/16split lock bronze1000
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BAYFASTCOFLUSS Flat WasherSteelPlain5/16uss flat plain5583
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OBRIENOHF436 Round Structural WasherSteelPlain5/16SAE f/w f4361400
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OBRIENOHSplit Lock WasherSteelCadmium/Yellow5/165/16 lock MS35338-45165,000
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OBRIENOHUSS Flat WasherSteelGalvanized5/16USS f/w700
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OBRIENOHSAE Flat Washer316, 317, A4 StainlessPlain5/16SAE f/w 316 stainless588
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THRDFASTFLFlat WasherAluminumPlain5/16alum flat b18.22.11,406
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THRDFASTFLHigh Collar Split Lock WasherSteelPlain5/16hi-collar l/w851
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THRDFASTFLFender WasherNylon (Polyamide)Plain5/16 x 1 1/8fender795
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THRDFASTFLSplit Lock WasherAluminumPlain5/16alum split lock b18.21.1 b27.1284
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THRDFASTFLTooth Lock Washer (Int. & Ext.)400 Stainless (405, 410,416,420,430 etc.)Plain5/16410 ss external tooth l/w b18.21.115,214
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THRDFASTFLFender WasherNylon (Polyamide)Plain5/16 x 1 1/4fender domestic90
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THRDFASTFLSquare Washer (Flat & Curved)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 118-8 ss sq. 1/8 thk b18.22.1159
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THRDFASTFLSplit Lock WasherSilicon BronzePlain5/16sili brnz split lock b18.21.1 b27.164
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THRDFASTFLSAE Flat WasherGrade 8Zinc/Clear5/16SAE f/w double thk b18.22.164
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THRDFASTFLFender Washer316, 317, A4 StainlessPlain5/16 x 1 1/4t-316 ss fender40
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THRDFASTFLFlat WasherNylon (Polyamide)Plain5/16 x 3/4 x 1/45/16x3/4 flat 1/4 thk b18.22.12
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THRDFASTFLFender Washer300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 218-8 ss fender1
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THRDFASTOKSplit Lock WasherGrade 8Zinc/Yellow5/16gr8 split lock z&y b18.21.1 b27.1108
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THRDFASTTNUSS Flat WasherSteelPlain5/16USS f/w b18.22.14,500
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THRDFASTTNTooth Lock Washer (Int. & Ext.)SteelZinc/Clear5/16external tooth l/w b18.21.11,300
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