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Cotter Pins (ANSI 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.

227 Cotter Pin (Split Pin) (ansi b18.8.1), showing 200, (click on any line for more information)

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
Jay-CeeMICotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/16 x 3/4300 series 18-8 304 asme b18.8.1inquire
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Jay-CeeMICotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Zinc/Clear1/8 x 1hammerlock 1/8x1 carbon clear asme b18.8.1inquire
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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/Clear7/64 x 17/64 x 1 cotter pin stl znc b18.8.1800
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear7/64 x 1 1/27/64 x 1 1/2 cotter pin stl znc b18.8.1557
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AbabaCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 11/8 x 1 cotter pin s/s b18.8.118
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 11/8 x 1 cotter pin stl znc b18.8.11057
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 1/41/8 x 1 1/4 cotter pin stl znc b18.8.1870
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 1/41/8 x 1 1/4 hammerlock cotter pins stl znc b18.8.13391
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AbabaCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 1 1/21/8 x 1 1/2 cotter pin s/s b18.8.1320
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 1/21/8 x 1 1/2 cotter pin stl znc b18.8.1736
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 3/41/8 x 1 3/4 cotter pin stl znc b18.8.1170
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AbabaCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 21/8 x 2 cotter pin s/s b18.8.1116
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 21/8 x 2 cotter pin stl znc b18.8.1576
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 2 1/21/8 x 2 1/2 cotter pin stl znc b18.8.1224
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 31/8 x 3 cotter pin stl znc b18.8.1513
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AbabaCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 3/41/8 x 3/4 cotter pin s/s b18.8.1218
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 3/41/8 x 3/4 cotter pin stl znc b18.8.1809
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AbabaCACotter Pin (Split Pin)SteelPlain7/32 x 1 1/27/32 x 1 1/2 cotter pin stl pln b18.8.1384
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AbabaCACotter Pin (Split Pin)SteelPlain7/32 x 27/32 x 2 cotter pin stl pln b18.8.191
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear5/32 x 15/32 x 1 cotter pin stl znc b18.8.1550
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AbabaCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/32 x 1 1/25/32 x 1 1/2 cotter pin s/s b18.8.1150
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear5/32 x 1 1/25/32 x 1 1/2 cotter pin stl znc b18.8.1377
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SIIINCotter Pin (Split Pin)SteelZinc/Clear5/32 x 25/32 x2 cotter pin zinc b18.8.1200
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SIIINCotter Pin (Split Pin)SteelPlainscotch strapping tape 8896 ivory 24 mm x 55 m 36 rolls per case b18.8.131
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SIIINCotter Pin (Split Pin)SteelZinc/Clear1/16 x 11/16 x 1 zinc plated cotter pin) b18.8.150
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SIIINCotter Pin (Split Pin)SteelZinc/Clear3/32 x 13/32 x 1 zinc plated cotter pin ) b18.8.190
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SIIINCotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 1/41/8 x1-1/4 zinc cotter pin) b18.8.11361
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SIIINCotter Pin (Split Pin)SteelZinc/Clear1/8 x 21/8 x 2 zinc plated cotter pin) b18.8.1533
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SIIINCotter Pin (Split Pin)SteelZinc/Clear5/32 x 2 1/25/32 x 2-1/2 zinc plated cotter pin) b18.8.1840
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SIIINCotter Pin (Split Pin)SteelZinc/Clear1/4 x 21/4 x 2 zinc finish extended prong cotter pin) b18.8.1275
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SIIINCotter Pin (Split Pin)SteelZinc/Clear5/32 x 15/32 x 1 zinc cotter pin b18.8.1100
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SIIINCotter Pin (Split Pin)SteelZinc/Clear1/4 x 31/4 x 3 zinc cotter pin b18.8.1122
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SIIINCotter Pin (Split Pin)SteelZinc/Clear5/16 x 25/16 x 2 zinc cotter pin b18.8.150
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SIIINCotter Pin (Split Pin)SteelZinc/Clear3/8 x 33/8 x 3 zinc cotter pin b18.8.150
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SIIINCotter Pin (Split Pin)SteelZinc/Clear3/32 x 1 3/43/32 x 1-3/4 zinc plated cotter pin ) b18.8.142
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QFCTXCotter Pin (Split Pin)SteelPlain1/2 x 51/2x5 cotter pin plain b18.8.135
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QFCTXCotter Pin (Split Pin)SteelPlain1/2 x 31/2x3 cotter pin plain b18.8.1196
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 1 1/21/8x1 1/2 cotter pin 18-8 s/s-domestic b18.8.16
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QFCTXCotter Pin (Split Pin)SteelZinc/Clear1/8 x 11/8x1 cotter pin zinc b18.8.13885
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QFCTXCotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 3/41/8x1 3/4 cotter pin extended prong square cut tri-zinc b18.8.182
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 2 1/21/4x2 1/2 cotter pin 18-8 ss b18.8.11
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 2 1/21/4x2 1/2 cotter pin 18-8 ss domestic b18.8.11436
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QFCTXCotter Pin (Split Pin)SteelPlain3/8 x 33/8x3 cotter pin plain b18.8.151
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QFCTXCotter Pin (Split Pin)SteelPlain3/8 x 3 1/23/8x3 1/2 cotter pin plain b18.8.136
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QFCTXCotter Pin (Split Pin)SteelPlain3/8 x 53/8x5 cotter pin plain b18.8.131
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 1 1/21/8x1 1/2 cotter pin 18-8 100% domestic b18.8.1506
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/16 x 33/16x3 cotter pin 18-8 s/s steel domestic b18.8.1135
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/4 x 2 1/21/4x2-1/2 cotter pin 18-8 s/s steel domestic b18.8.11035
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 3/41/8x3/4 cotter pin 18-8 b18.8.1350
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QFCTXCotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/8 x 11/8x1 cotter pin 18-8 b18.8.176
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B & K FASTPACotter Pin (Split Pin)AluminumPlain1/8 x 1 1/41/8 x 1 1/4 cotter pins alum b18.8.12088
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B & K FASTPACotter Pin (Split Pin)BrassPlain3/16 x 23/16 x 2 cotter pins brass b18.8.1100
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear3/32 x 1/23/32 x 1/2 cotter pins zinc b18.8.11860
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear3/32 x 3/43/32 x 3/4 cotter pins zinc b18.8.13783
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear3/32 x 1 1/23/32 x 1 1/2 cotter pins zinc b18.8.13570
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear3/32 x 23/32 x 2 cotter pins zinc b18.8.14574
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear7/64 x 3/47/64 x 3/4 cotter pins zinc b18.8.1815
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear7/64 x 1 1/27/64 x 1 1/2 cotter pins zinc b18.8.11620
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear1/8 x 11/8 x 1 cotter pins zinc b18.8.11205
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B & K FASTPACotter Pin (Split Pin)SteelPlain1/8 x 1 1/41/8 x 1 1/4 cotter pins plain b18.8.16234
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 1/21/8 x 1 1/2 cotter pins zinc b18.8.12179
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear1/8 x 21/8 x 2 cotter pins zinc b18.8.13796
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PACotter Pin (Split Pin)SteelZinc/Clear1/8 x 2 1/21/8 x 2 1/2 cotter pins zinc b18.8.11577
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B & K FASTPACotter Pin (Split Pin)SteelPlain9/64 x 1 1/29/64 x 1 1/2 cotter pins plain b18.8.1332
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear5/32 x 1 1/25/32 x 1 1/2 cotter pins zinc b18.8.1287
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B & K FASTPACotter Pin (Split Pin)SteelPlain5/32 x 25/32 x 2 cotter pins plain b18.8.1200
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear5/32 x 25/32 x 2 cotter pins zinc b18.8.153
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear5/32 x 2 1/45/32 x 2 1/4 cotter pins zinc b18.8.1710
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B & K FASTPACotter Pin (Split Pin)SteelZinc/Clear5/32 x 2 1/25/32 x 2 1/2 cotter pins zinc b18.8.117
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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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