Illustrative drawing. Actual product is confirmed to your specification at quotation.
Industrial Fasteners
Cotter Pins
A cotter pin (split pin) is a folded half-round wire pin that passes through a hole and has its legs bent over. It locks castle nuts, clevis pins and shafts. Nominal size is the hole diameter. Replace on each reassembly.
- Size given by hole diameter
- Bend legs after fitting
- Single use
Specifications
- Material
- Mild steelStainless steel A2 (AISI 304)Brass
- Grade / property class
- As per standard
- Thread
- Not threaded
- Finish / coating
- PlainZinc platedBright / self-colour
- Size range
- Up to M6M8–M12
- Standards
- ISO 1234DIN 94IS 549ASME B18.8.1
Exact dimensions, lengths and availability are confirmed at quotation.
Applications
- Castle nut and axle locking
- Clevis pins and linkages
- Steering and suspension
- Agricultural implements
- General locking of pins
Related and complementary fasteners
Request a quote for Cotter Pins
Give us the size, grade, finish and quantity. We reply within one business day.
Common questions
- Which sizes and grades of cotter pins do you supply?
- We supply cotter pins in Up to M6, M8–M12 size bands and grades/classes including As per standard. Exact availability, dimensions and lead time are confirmed at quotation.
- Which standards do cotter pins follow?
- Common standards are ISO 1234, DIN 94, IS 549, ASME B18.8.1. Tell us the standard you need and we will quote to it.
- Can you supply in bulk or with test certificates?
- Yes. We quote for loose lots and scheduled bulk supply across India, and can share manufacturer test certificates where available. Confirm the requirement when you request a quote.
Need a quote on bulk or custom industrial supply?
Share your specifications and quantities — our technical team will respond with pricing and lead time within one business day.