COTTER PIN (P/N ISO1234-1.6X20-ZP) - New Surplus

The ISO1234-1.6X20-ZP is a metric split cotter pin measuring 1.6 mm diameter by 20 mm length. This steel fastener secures castellated nuts on drilled bolts through positive mechanical locking. Install the pin through the bolt hole and spread the legs to prevent rotation and loosening during flight operations.

After removal, replace with a new pin—cotter pins cannot be reused. Conforms to ISO 1234 standards for aviation maintenance applications.

What is the COTTER PIN (P/N ISO1234-1.6X20-ZP)?

The ISO1234-1. 6X20-ZP is a metric split cotter pin measuring 1.

Does the ISO1234-1.6X20-ZP meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The COTTER PIN conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.

What material is the ISO1234-1.6X20-ZP manufactured from?

Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the ISO1234-1.6X20-ZP.

Can I order the ISO1234-1.6X20-ZP in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The COTTER PIN is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.