Fragola -4AN Bulkhead Nut - Black

Fragola -4AN Bulkhead Nut - Black Fragola -4AN Black Bulkhead Nut delivers a secure, leak-resistant feedthrough for fuel, oil, coolant and pneumatic lines where fittings must pass through panels or bulkheads. Machined from high-quality aluminum and finished in durable black anodize, this nut combines strength, corrosion resistance and a clean professional appearance. AN size: -4AN (suitable for 7/16" hose and fittings) Construction: Precision-machined aluminum for reliable clamping and repeatable torque Finish: Black anodized for corrosion protection and low-glare aesthetics Application: Ideal for motorsports, custom plumbing, marine and industrial panels Installation: Simple bulkhead mounting — use with standard -4AN fittings and O-rings or sealing washer as needed Choose Fragola for trusted performance and professional fitment. This -4AN Bulkhead Nut provides a neat, durable solution to route fluids through thin panels while maintaining system integrity.