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4 inch length Cotter Pins (ASME B18. 8.1)

Split Pins, also known as Cotter Keys, or Cotter Pins, are “U” shaped metal engineered fasteners with two tines that are inserted into a hole during installation and bent to stop the cotter pin from coming out of the hole.

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

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
BHAMALCotter Pin (Split Pin)SteelZinc/Clear5/16 x 45/16x4 cotter pin zn b18.8.119
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BHAMALCotter Pin (Split Pin)SteelZinc/Clear3/8 x 43/8x4 cotter pin zn b18.8.138
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JacksonMSCotter Pin (Split Pin)BrassPlain3/16 x 4 pin cotter brass extended prong chisel-point per asmeb18.8.1203
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/4 x 41/4 x 4 cotter pin stl znc b18.8.125
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/2 x 41/2 x 4 cotter pin stl znc b18.8.185
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GLFOHCotter Pin (Split Pin)SteelZinc/Clear3/16 x 43/16x4 cotter pin stl zc b18.8.1 () () ()75
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/2 x 41/2 x 4 cotter pin stl znc b18.8.115
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Alma BoltMICotter Pin (Split Pin)SteelPlain3/8 x 43/8 x 4 cotter pin b18.8.1576
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StandardMACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 41/4x4 cotter pin 18-8 stainless steel b18.8.1965
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StandardMACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 45/16x4 cotter pin 18-8 stainless steel b18.8.1221
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear5/32 x 45/32 x 4 cotter pins zinc b18.8.1185
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear3/8 x 43/8 x 4 cotter pins zinc b18.8.145
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Marine FastenersFLCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 41/4x4 cotter pin 18-8 ss 10 per small bag 5 small bags per master pack-generic brand b18.8.14917
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Marine FastenersFLCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 41/4x4 cotter pin ss b18.8.14550
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OSSCORICotter Pin (Split Pin)SteelPlain5/16 x 45/16x4 cotter pin b18.8.110
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OSSCORICotter Pin (Split Pin)SteelZinc/Clear3/32 x 43/32x4 cotter pin plated b18.8.1475
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QFCTXCotter Pin (Split Pin)SteelPlain1/2 x 41/2x4 cotter pin plain b18.8.125
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 41/4x4 cotter pin 18-8 b18.8.115
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QFCTXCotter Pin (Split Pin)SteelZinc/Clear1/4 x 41/4x4 cotter pin zinc b18.8.1200
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QFCTXCotter Pin (Split Pin)SteelZinc/Clear3/16 x 43/16x4 hammer lock cotter pin zinc b18.8.194
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QFCTXCotter Pin (Split Pin)SteelZinc/Clear3/8 x 43/8x4 cotter pin zinc b18.8.154
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Bostwick INCotter Pin (Split Pin)SteelZinc/Clear3/8 x 43/8 x 4 cotter pin zinc hammer lock b18.8.126
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WurthOntCotter Pin (Split Pin)SteelPlain3/8 x 4pin cot st (pl) 3/8x4 b18.8.1274
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THRDFASTFLCotter Pin (Split Pin)BrassPlain3/16 x 4 b18.8.1200
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THRDFASTFLCotter Pin (Split Pin)BrassPlain1/4 x 4 b18.8.1171
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THRDFASTFLCotter Pin (Split Pin)SteelZinc/Clear1/8 x 4 b18.8.1100
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THRDFASTFLCotter Pin (Split Pin)SteelZinc/Clear1/4 x 4 b18.8.194
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THRDFASTFLCotter Pin (Split Pin)SteelZinc/Clear3/16 x 4 b18.8.166
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THRDFASTFLCotter Pin (Split Pin)SteelZinc/Clear5/16 x 4 b18.8.114
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THRDFASTFLCotter Pin (Split Pin)SteelPlain1/4 x 4 b18.8.110
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THRDFASTFLCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/16 x 418-8 ss b18.8.13
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THRDFASTFLCotter Pin (Split Pin)SteelPlain3/16 x 4 b18.8.12
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THRDFASTMSCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/16 x 418-8 ss b18.8.11
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THRDFASTFLCotter Pin (Split Pin)SteelZinc/Clear3/8 x 4 b18.8.13
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THRDFASTMSCotter Pin (Split Pin)SteelZinc/Clear5/16 x 4 b18.8.125
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THRDFASTFLCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/32 x 418-8 ss b18.8.124
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THRDFASTALCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain7/32 x 418-8 ss b18.8.157
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THRDFASTMSCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 418-8 ss b18.8.17
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THRDFASTMSCotter Pin (Split Pin)SteelZinc/Clear1/2 x 4 b18.8.17
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THRDFASTMSCotter Pin (Split Pin)SteelZinc/Clear3/16 x 4 b18.8.133
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All SizeTXCotter Pin (Split Pin)SteelPlain3/16 x 43/16 x 4 cotter pin b18.8.1270
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All SizeTXCotter Pin (Split Pin)SteelPlain1/8 x 41/8 x 4 cotter pin b18.8.1499
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All SizeTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/16 x 45/16 x 4 cotter pin s/s b18.8.15
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FACCAOntCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8 x 4cotter pin round extended prong 3/8 x 4 18-8 stainless steel b18.8.1400
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