Optimize your custom plumbing or electrical setup with the Earl’s -4 AN Bulkhead Nut, engineered for precision, reliability, and performance. Constructed from lightweight 2024 aluminum with a durable blue anodized finish, this bulkhead nut delivers a secure and corrosion-resistant connection for a wide range of automotive and custom applications. Designed to handle any plumbing situation, Earl’s premium bulkhead fittings ensure leak-free performance and long-lasting durability — trusted by professionals and enthusiasts alike.
Features:
- Lightweight 2024 aluminum construction
- Blue anodized finish for corrosion resistance
- Precision-machined for a secure, leak-free fit
- Compatible with -4 AN plumbing systems
- Suitable for electrical, lighting, and body applications
- Sold in pairs for convenient installation