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Cotter Pins

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Cotter Pins - Automatic Locking Ring surround the shaft for safety. Best used in light and medium applications, these cotter pins install fast without tools.Locking pins used on shafts or screws to lock nuts in place. Meets or exceeds ASME/ANSI B18.8.1 standards.

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Product SKUs information
Item Code Price range Availability Pin Diameter Locking Mechanism Special Offer Type Brand View
$4.13 - $4.13 Request the lead time here
0.094 in
Cotter Pins
Reid Select
$0.12 - $0.12 541 In stock
0.041 in
Cotter Pins
Reid Select
$0.29 - $0.29 43 In stock
0.091 in
Cotter Pins
Reid Select
$4.13 - $4.13 Request the lead time here
0.125 in
Cotter Pins
Reid Select
$13.24 - $13.24 Request the lead time here
0.156 in
Cotter Pins
Reid Select
$0.02 - $0.02 Request the lead time here
0.063 in
Cotter Pins
Reid Select
$2.71 - $2.71 Request the lead time here
0.063 in
Cotter Pins
Reid Select
$4.70 - $4.70 Request the lead time here
0.094 in
Cotter Pins
Reid Select
$0.0112 - $0.0112 Request the lead time here
0.063 in
Cotter Pins
Reid Select
$0.12 - $0.12 Request the lead time here
0.125 in
Cotter Pins
Reid Select
$0.08 - $0.08 Request the lead time here
0.156 in
Cotter Pins
Reid Select
$0.03 - $0.03 Request the lead time here
0.125 in
Cotter Pins
Reid Select
$0.45 - $0.45 Request the lead time here
0.156 in
Cotter Pins
Reid Select
$0.16 - $0.16 237 In stock
0.054 in
Cotter Pins
Reid Select
$13.42 - $13.42 Request the lead time here
0.125 in
Cotter Pins
Reid Select
$0.26 - $0.26 39 In stock
0.072 in
Cotter Pins
Reid Select
$3.41 - $3.41 Request the lead time here
0.094 in
Cotter Pins
Reid Select
$12.60 - $12.60 Request the lead time here
0.125 in
Cotter Pins
Reid Select
$0.01 - $0.01 Request the lead time here
0.047 in
Cotter Pins
Reid Select
$0.07 - $0.07 Request the lead time here
0.094 in
Cotter Pins
Reid Select
    • of 2
Cotter Pin; Pin Diameter=2.4 mm | 0.094 in, Usable Length=12.7 mm | .500 in

ROC-8080-438

Price Range
$4.13 - $4.13

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.094 in
  • Usable Length
    .500 in
  • Material
    Steel
  • Finish
    Zinc Chromate
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Cotter Pin; Pin Diameter=1 mm | 0.041 in, Usable Length=21.4 mm | .844 in, Ring Diameter (Seed)=0.267 in

RU-8

Price Range
$0.12 - $0.12

Stock Levels
541 In stock
Attributes
  • Pin Diameter
    0.041 in
  • Usable Length
    .844 in
  • Material
    Zinc-Plated Steel
  • Finish
    Zinc-Plated
  • Ring Diameter
    0.267 in
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Cotter Pin; Pin Diameter=2.3 mm | 0.091 in, Usable Length=55 mm | 2.166 in, Ring Diameter (Seed)=0.770 in

RU-36

Price Range
$0.29 - $0.29

Stock Levels
43 In stock
Attributes
  • Pin Diameter
    0.091 in
  • Usable Length
    2.166 in
  • Material
    Zinc-Plated Steel
  • Finish
    Zinc-Plated
  • Ring Diameter
    0.770 in
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Cotter Pin; Pin Diameter=3.2 mm | 0.125 in, Usable Length=19.1 mm | .750 in

ROC-8080-473

Price Range
$4.13 - $4.13

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.125 in
  • Usable Length
    .750 in
  • Material
    Steel
  • Finish
    Zinc Chromate
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Cotter Pin; Pin Diameter=4 mm | 0.156 in, Usable Length=38.1 mm | 1.500 in

ROC-8080-493

Price Range
$13.24 - $13.24

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.156 in
  • Usable Length
    1.500 in
  • Material
    Steel
  • Finish
    Zinc Chromate
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Cotter Pin; Pin Diameter=1.6 mm | 0.063 in, Usable Length=19.1 mm | 0.750 in

MK-CP-11

Price Range
$0.02 - $0.02

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.063 in
  • Usable Length
    0.750 in
  • Material
    Stainless Steel
  • Number of Pieces
    80
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Cotter Pin; Pin Diameter=1.6 mm | 0.063 in, Usable Length=12.7 mm | .500 in

ROC-8080-419

Price Range
$2.71 - $2.71

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.063 in
  • Usable Length
    .500 in
  • Material
    Steel
  • Finish
    Zinc Chromate
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Cotter Pin; Pin Diameter=2.4 mm | 0.094 in, Usable Length=25.4 mm | 1.000 in

ROC-8080-443

Price Range
$4.70 - $4.70

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.094 in
  • Usable Length
    1.000 in
  • Material
    Steel
  • Finish
    Zinc Chromate
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Cotter Pin; Pin Diameter=1.6 mm | 0.063 in, Usable Length=25.4 mm | 1.000 in

MK-CP-1

Price Range
$0.0112 - $0.0112

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.063 in
  • Usable Length
    1.000 in
  • Material
    Steel
  • Number of Pieces
    320
  • Finish
    Bright Zinc
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Cotter Pin; Pin Diameter=3.2 mm | 0.125 in, Usable Length=38.1 mm | 1.500 in

MK-CP-16

Price Range
$0.12 - $0.12

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.125 in
  • Usable Length
    1.500 in
  • Material
    Stainless Steel
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Cotter Pin; Pin Diameter=4 mm | 0.156 in, Usable Length=63.5 mm | 2.500 in

MK-CP-6

Price Range
$0.08 - $0.08

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.156 in
  • Usable Length
    2.500 in
  • Material
    Steel
  • Number of Pieces
    35
  • Finish
    Bright Zinc
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Cotter Pin; Pin Diameter=3.2 mm | 0.125 in, Usable Length=31.8 mm | 1.250 in

MK-CP-4

Price Range
$0.03 - $0.03

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.125 in
  • Usable Length
    1.250 in
  • Material
    Steel
  • Number of Pieces
    105
  • Finish
    Bright Zinc
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Cotter Pin; Pin Diameter=4 mm | 0.156 in, Usable Length=57.2 mm | 2.250 in

MK-CP-13

Price Range
$0.45 - $0.45

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.156 in
  • Usable Length
    2.250 in
  • Material
    Stainless Steel
  • Number of Pieces
    15
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Cotter Pin; Pin Diameter=1.4 mm | 0.054 in, Usable Length=30.8 mm | 1.214 in, Ring Diameter (Seed)=0.392 in

RU-14

Price Range
$0.16 - $0.16

Stock Levels
237 In stock
Attributes
  • Pin Diameter
    0.054 in
  • Usable Length
    1.214 in
  • Material
    Zinc-Plated Steel
  • Finish
    Zinc-Plated
  • Ring Diameter
    0.392 in
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Cotter Pin; Pin Diameter=3.2 mm | 0.125 in, Usable Length=50.8 mm | 2.000 in

ROC-8080-480

Price Range
$13.42 - $13.42

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.125 in
  • Usable Length
    2.000 in
  • Material
    Steel
  • Finish
    Zinc Chromate
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Cotter Pin; Pin Diameter=1.8 mm | 0.072 in, Usable Length=42.9 mm | 1.690 in, Ring Diameter (Seed)=0.645 in

RU-30

Price Range
$0.26 - $0.26

Stock Levels
39 In stock
Attributes
  • Pin Diameter
    0.072 in
  • Usable Length
    1.690 in
  • Material
    Zinc-Plated Steel
  • Finish
    Zinc-Plated
  • Ring Diameter
    0.645 in
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Cotter Pin; Pin Diameter=2.4 mm | 0.094 in, Usable Length=19.1 mm | .750 in

ROC-8080-441

Price Range
$3.41 - $3.41

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.094 in
  • Usable Length
    .750 in
  • Material
    Steel
  • Finish
    Zinc Chromate
Quick View
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Cotter Pin; Pin Diameter=3.2 mm | 0.125 in, Usable Length=38.1 mm | 1.500 in

ROC-8080-478

Price Range
$12.60 - $12.60

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.125 in
  • Usable Length
    1.500 in
  • Material
    Steel
  • Finish
    Zinc Chromate
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Cotter Pin; Pin Diameter=1.2 mm | 0.047 in, Usable Length=12.7 mm | .500 in

MK-CP-14

Price Range
$0.01 - $0.01

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.047 in
  • Usable Length
    .500 in
  • Material
    Stainless Steel
  • Number of Pieces
    75
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Cotter Pin; Pin Diameter=2.4 mm | 0.094 in, Usable Length=31.8 mm | 1.250 in

MK-CP-12

Price Range
$0.07 - $0.07

Stock Levels
Request the lead time here
Attributes
  • Pin Diameter
    0.094 in
  • Usable Length
    1.250 in
  • Material
    Stainless Steel
  • Number of Pieces
    50
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