1 x Trailer Castle Nut 1-1/8" UNF Gold Finish For 3 Tonne 63mm & 65mm Axles

Secure your heavy-duty trailer hub with confidence using this 1-1/8" UNF Trailer Castle Nut. Manufactured from precision-machined steel with a durable gold zinc plated finish, this replacement castle nut is designed for 3 Tonne trailer axles and provides reliable retention of the hub and bearing assembly under demanding towing conditions.

Featuring a 1-1/8" UNF fine thread and a traditional 6-slot castellated design, the nut is secured with a split pin after the correct wheel bearing preload has been set. It is commonly used on trailers fitted with 63mm square or 65mm round axles, making it suitable for many heavy-duty trailer, caravan and commercial applications.

Ideal for routine bearing servicing, axle repairs or complete hub rebuilds, replacing damaged or worn castle nuts helps maintain correct bearing adjustment and contributes to safer, more reliable towing performance.

Features

• Quality replacement trailer castle nut
• 1-1/8" UNF fine thread
• 6-slot castellated locking design
• Gold zinc plated for corrosion resistance
• Heavy-duty precision-machined steel construction
• Designed for 3 Tonne trailer axles
• Suits 63mm square and 65mm round axles
• Secures with a split pin after bearing adjustment
• Ideal for trailers, caravans, plant trailers and commercial equipment

Specifications

Castle Nut

• Thread Size: 1-1/8" UNF
• Thread Pitch: 12 TPI (Fine Thread)
• Design: 6 Slot Castellated Nut
• Material: Steel
• Finish: Gold Zinc Plated
• Suits Axles: 63mm Square & 65mm Round
• Application: 3 Tonne Trailer Axles

Package Includes

• 1 × 1-1/8" UNF Trailer Castle Nut

CMW-366191736672