Description
Keep your bulkhead fittings locked down tight with the Aeroquip Alum #10 Locknut in Black (FCM5104) — a precision-machined solution built for serious performance applications. Crafted from lightweight aluminum with a sleek black anodized finish, this locknut delivers reliable, long-lasting security while looking great under the hood. Whether you’re building a race car or upgrading a street machine, this is the hardware you can trust.
- MPN: FCM5104
- Type: Bulkhead fitting nut
- Size: 10 AN
- Material: Aluminum
- Finish: Black anodized
- Quantity: Sold individually
- Brand: Aeroquip






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