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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 
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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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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AbabaCACotter Pin (Split Pin)SteelPlain7/64 x 27/64 x 2 cotter pin stl pln b18.8.150
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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 b18.8.1100
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 11/8 x 1 cotter pin stl znc b18.8.11100
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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 b18.8.1100
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 1/21/8 x 1 1/2 cotter pin stl znc b18.8.1300
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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 b18.8.1100
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 21/8 x 2 cotter pin stl znc b18.8.1200
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 31/8 x 3 cotter pin stl znc b18.8.1400
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AbabaCACotter Pin (Split Pin)SteelPlain7/32 x 1 1/27/32 x 1 1/2 cotter pin stl pln b18.8.1225
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AbabaCACotter Pin (Split Pin)SteelPlain7/32 x 27/32 x 2 cotter pin stl pln b18.8.125
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AbabaCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain5/32 x 15/32 x 1 cotter pin s/s b18.8.150
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear5/32 x 15/32 x 1 cotter pin stl znc b18.8.1300
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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 b18.8.150
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear5/32 x 25/32 x 2 cotter pin stl znc b18.8.1200
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AbabaCACotter Pin (Split Pin)SteelPlain5/32 x 3/45/32 x 3/4 cotter pin stl pln b18.8.150
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 13/16 x 1 cotter pin stl znc b18.8.1200
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 1 1/23/16 x 1 1/2 cotter pin stl znc b18.8.1200
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 23/16 x 2 cotter pin stl znc b18.8.1100
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 2 1/23/16 x 2 1/2 cotter pin stl znc b18.8.125
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AbabaCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 33/16 x 3 cotter pin stl znc b18.8.150
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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)SteelZinc/Clear3/32 x 1 3/43/32 x 1-3/4 zinc plated cotter pin ) b18.8.142
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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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B & K FASTPACotter 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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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear1/16 x 1 1/21/16x1 1/2 cotter pins extended prong-chisel point low carbon steel zinc plated quantity 4000 b18.8.13700
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear1/32 x 5/8pin cotter 1/32x5/8 zp b18.8.13000
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 2 1/23/16x2 1/2 cotter pins extended prong-chisel point low carbon steel zinc plated quantity 500 b18.8.1500
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear1/16 x 3/41/16x3/4 cotter pin steel zinc b18.8.11250
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JET FITTINGCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/16 x 7/8pin cotter 1/16x7/8 stainless steel 18-8 b18.8.1295
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JET FITTINGCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/16 x 1pin cotter 1/16x1 stainless steel 18-8 b18.8.11000
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JET FITTINGCACotter Pin (Split Pin)SteelCadmium/Yellow1/16 x 1 1/41/16x1-1/4 cotter pin steel cadmium ii yellow b18.8.11265
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear3/32 x 3/43/32x3/4 cotter pin steel zinc b18.8.13000
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear3/32 x 1 1/4pin cotter 3/32x1-1/4 steel zinc plated b18.8.11300
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear1/4 x 1 3/4pin cotter 1/4x1-3/4 steel zinc plated b18.8.140
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear3/8 x 53/8x5 cotter pins extended prong-chisel point low carbon steel zinc plated b18.8.1100
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 3/41/8x3/4 cotter pin steel zinc b18.8.1681
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 1 1/21/8x1-1/2 cotter pin steel zinc b18.8.11700
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear1/8 x 2pin cotter 1/8x2 steel zinc b18.8.1540
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear5/32 x 2 1/45/32x2-1/4 cotter pin steel zinc b18.8.1290
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 23/16 x2 pins cotter pins cotter pin extended prong square cut zinc cr+3 (inch) b18.8.1300
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear3/16 x 33/16 x3 cotter pin extended prong square cut zinc cr+3 (inch) b18.8.1400
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear5/16 x 1 1/25/16 x1 1/2 pins cotter pins cotter pin extended prong square cut zinc cr+3 (inch) b18.8.1300
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JET FITTINGCACotter Pin (Split Pin)SteelZinc/Clear5/16 x 3 1/25/16x3-1/2 cotter pin extended prong steel zinc b18.8.150
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JET FITTINGCACotter Pin (Split Pin)300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/32 x 1/4pin cotter 1/32x1/4 ss rohs compliant asme b18.8.1 b18.8.11328
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