Price & Sizes Available Information Price & Sizes Available PO-M Cotter Pin (Inches) #Item CodeCoatingGradeDescriptionSizeLengthPrice 1#Galvanized IronA307Cotter Pin1/16″ (1.6mm)1/2″ (12.7mm)₱0.76 2#Galvanized IronA307Cotter Pin1/16″ (1.6mm)3/4″ (19mm)₱0.82 3#Galvanized IronA307Cotter Pin1/16″ (1.6mm)1″ (25.4mm)₱0.92 4#Galvanized IronA307Cotter Pin1/16″ (1.6mm)1-1/4″ (31.8mm)₱1.11 5#Galvanized IronA307Cotter Pin1/16″ (1.6mm)1-1/2″ (38.1mm)₱1.26 6#Galvanized IronA307Cotter Pin1/16″ (1.6mm)1-3/4″ (44.4mm)₱1.74 7#Galvanized IronA307Cotter Pin1/16″ (1.6mm)2″(50.8mm)₱1.74 8#Galvanized IronA307Cotter Pin3/32″ (2mm)1/2″ (12.7mm)₱1.40 9#Galvanized IronA307Cotter Pin3/32″ (2mm)3/4″ (19mm)₱1.51 10#Galvanized IronA307Cotter Pin3/32″ (2mm)1″ (25.4mm)₱1.61 11#Galvanized IronA307Cotter Pin3/32″ (2mm)1-1/4″ (31.8mm)₱1.90 12#Galvanized IronA307Cotter Pin3/32″ (2mm)1-1/2″ (38.1mm)₱2.06 13#Galvanized IronA307Cotter Pin3/32″ (2mm)1-3/4″ (44.4mm)₱2.45 14#Galvanized IronA307Cotter Pin3/32″ (2mm)2″(50.8mm)₱2.56 15#Galvanized IronA307Cotter Pin3/32″ (2mm)2-1/2″ (63.5mm)₱3.99 16#Galvanized IronA307Cotter Pin3/32″ (2mm)3″ (76.2mm)₱5.15 17#Galvanized IronA307Cotter Pin1/8″ (3mm)3/4″ (19mm)₱1.61 18#Galvanized IronA307Cotter Pin1/8″ (3mm)1″ (25.4mm)₱1.70 19#Galvanized IronA307Cotter Pin1/8″ (3mm)1-1/4″ (31.8mm)₱1.96 20#Galvanized IronA307Cotter Pin1/8″ (3mm)1-1/2″ (38.1mm)₱2.26 21#Galvanized IronA307Cotter Pin1/8″ (3mm)1-3/4″ (44.4mm)₱2.40 22#Galvanized IronA307Cotter Pin1/8″ (3mm)2″(50.8mm)₱2.67 23#Galvanized IronA307Cotter Pin1/8″ (3mm)2-1/2″ (63.5mm)₱4.24 24#Galvanized IronA307Cotter Pin1/8″ (3mm)3″ (76.2mm)₱4.96 25#Galvanized IronA307Cotter Pin5/32″ (4mm)3/4″ (19mm)₱1.99 26#Galvanized IronA307Cotter Pin5/32″ (4mm)1″ (25.4mm)₱2.28 27#Galvanized IronA307Cotter Pin5/32″ (4mm)1-1/4″ (31.8mm)₱2.51 28#Galvanized IronA307Cotter Pin5/32″ (4mm)1-1/2″ (38.1mm)₱2.71 29#Galvanized IronA307Cotter Pin5/32″ (4mm)1-3/4″ (44.4mm)₱3.11 30#Galvanized IronA307Cotter Pin5/32″ (4mm)2″(50.8mm)₱3.29 31#Galvanized IronA307Cotter Pin5/32″ (4mm)2-1/2″ (63.5mm)₱4.30 32#Galvanized IronA307Cotter Pin5/32″ (4mm)3″ (76.2mm)₱5.44 33#Galvanized IronA307Cotter Pin5/32″ (4mm)3-1/2″ (88.9mm)₱7.92 34#Galvanized IronA307Cotter Pin5/32″ (4mm)4″ (101.6mm)₱9.79 35#Galvanized IronA307Cotter Pin3/16″ (5mm)3/4″ (19mm)₱3.19 36#Galvanized IronA307Cotter Pin3/16″ (5mm)1″ (25.4mm)₱3.75 37#Galvanized IronA307Cotter Pin3/16″ (5mm)1-1/4″ (31.8mm)₱4.51 38#Galvanized IronA307Cotter Pin3/16″ (5mm)1-1/2″ (38.1mm)₱4.80 39#Galvanized IronA307Cotter Pin3/16″ (5mm)1-3/4″ (44.4mm)₱6.00 40#Galvanized IronA307Cotter Pin3/16″ (5mm)2″(50.8mm)₱6.60 41#Galvanized IronA307Cotter Pin3/16″ (5mm)2-1/2″ (63.5mm)₱8.44 42#Galvanized IronA307Cotter Pin3/16″ (5mm)3″ (76.2mm)₱10.48 43#Galvanized IronA307Cotter Pin3/16″ (5mm)3-1/2″ (88.9mm)₱15.77 44#Galvanized IronA307Cotter Pin3/16″ (5mm)4″ (101.6mm)₱17.58 45#Galvanized IronA307Cotter Pin1/4″ (6mm)1″ (25.4mm)₱6.89 46#Galvanized IronA307Cotter Pin1/4″ (6mm)1-1/4″ (31.8mm)₱8.09 47#Galvanized IronA307Cotter Pin1/4″ (6mm)1-1/2″ (38.1mm)₱8.98 48#Galvanized IronA307Cotter Pin1/4″ (6mm)1-3/4″ (44.4mm)₱10.48 49#Galvanized IronA307Cotter Pin1/4″ (6mm)2″(50.8mm)₱10.96 50#Galvanized IronA307Cotter Pin1/4″ (6mm)2-1/2″ (63.5mm)₱14.22 51#Galvanized IronA307Cotter Pin1/4″ (6mm)3″ (76.2mm)₱15.36 52#Galvanized IronA307Cotter Pin1/4″ (6mm)3-1/2″ (88.9mm)₱18.79 53#Galvanized IronA307Cotter Pin1/4″ (6mm)4″ (101.6mm)₱19.21 54#Galvanized IronA307Cotter Pin1/4″ (6mm)5″ (127mm)₱35.26 55#Galvanized IronA307Cotter Pin1/4″ (6mm)6″ (152.4mm)₱69.31 56#Galvanized IronA307Cotter Pin5/16″ (8mm)1″ (25.4mm)₱29.90 57#Galvanized IronA307Cotter Pin5/16″ (8mm)1-1/4″ (31.8mm)₱31.40 58#Galvanized IronA307Cotter Pin5/16″ (8mm)1-1/2″ (38.1mm)₱34.00 59#Galvanized IronA307Cotter Pin5/16″ (8mm)1-3/4″ (44.4mm)₱37.39 60#Galvanized IronA307Cotter Pin5/16″ (8mm)2″(50.8mm)₱37.98 61#Galvanized IronA307Cotter Pin5/16″ (8mm)2-1/2″ (63.5mm)₱40.28 62#Galvanized IronA307Cotter Pin5/16″ (8mm)3″ (76.2mm)₱44.99 63#Galvanized IronA307Cotter Pin5/16″ (8mm)3-1/2″ (88.9mm)₱49.46 64#Galvanized IronA307Cotter Pin5/16″ (8mm)4″ (101.6mm)₱50.84 65#Galvanized IronA307Cotter Pin5/16″ (8mm)4-1/2″ (114.3mm)₱60.37 66#Galvanized IronA307Cotter Pin5/16″ (8mm)5″ (127mm)₱63.39 67#Galvanized IronA307Cotter Pin5/16″ (8mm)6″ (152.4mm)₱81.50 68#Galvanized IronA307Cotter Pin3/8″ (10mm)2″(50.8mm)₱80.01 69#Galvanized IronA307Cotter Pin3/8″ (10mm)2-1/2″ (63.5mm)₱84.71 70#Galvanized IronA307Cotter Pin3/8″ (10mm)3″ (76.2mm)₱89.66 71#Galvanized IronA307Cotter Pin3/8″ (10mm)3-1/2″ (88.9mm)₱98.65 72#Galvanized IronA307Cotter Pin3/8″ (10mm)4″ (101.6mm)₱105.82 73#Galvanized IronA307Cotter Pin3/8″ (10mm)4-1/2″ (114.3mm)₱120.74 74#Galvanized IronA307Cotter Pin3/8″ (10mm)5″ (127mm)₱127.14 75#Galvanized IronA307Cotter Pin3/8″ (10mm)5-1/2″ (139.7mm)₱141.12 76#Galvanized IronA307Cotter Pin3/8″ (10mm)6″ (152.4mm)₱151.23 77#Galvanized IronA307Cotter Pin1/2″ (12mm)3″ (76.2mm)₱156.96 78#Galvanized IronA307Cotter Pin1/2″ (12mm)3-1/2″ (88.9mm)₱162.99 79#Galvanized IronA307Cotter Pin1/2″ (12mm)4″ (101.6mm)₱169.03 80#Galvanized IronA307Cotter Pin1/2″ (12mm)5″ (127mm)₱174.44 81#Galvanized IronA307Cotter Pin1/2″ (12mm)6″ (152.4mm)₱181.10 Information Cotter Pins are small, versatile fasteners commonly used to secure bolts, axles, and other components in various applications. They play a crucial role in ensuring the stability and safety of mechanical connections.Use and Purpose: The primary purpose of Cotter Pins is to prevent the unintentional disassembly or loosening of fasteners in machinery, automotive, and other mechanical systems. They secure components like nuts and bolts, ensuring that they stay in place during operation.Specification:Material: Cotter Pins are typically made from durable materials such as stainless steel or zinc-plated steel to provide corrosion resistance and strength.Shape and Size: They come in various sizes and shapes, with the most common being the “hairpin” shape, where one end is bent to form a loop.Advantages:Secure Fastening: Cotter Pins provide a reliable and secure fastening method, preventing components from coming loose during operation.Easy Disassembly: They allow for easy disassembly when needed, making maintenance and repairs more straightforward.Versatility: Cotter Pins are versatile and find use in a wide range of industries, including automotive, aerospace, and machinery.Use Cases:Automotive: Cotter Pins are used in automotive applications to secure critical components like brake calipers, ball joints, and tie rod ends.Machinery: They find use in machinery to secure bolts, pins, and other components, preventing unexpected movement or disassembly.DIY Projects: Cotter Pins are used in DIY projects and home repairs to fasten various mechanical connections.Installation:To install a Cotter Pin, it is inserted through the hole of a fastener, such as a bolt or axle.Once in place, the looped end of the pin prevents it from sliding out, providing a secure connection.Safety Considerations:Proper selection of Cotter Pins is essential to ensure that they match the required size and fit securely in the fastener hole.Care should be taken during installation to ensure that the pin is properly seated and secured.
