Description
Keep your hydraulic and fluid line connections locked down tight with the Aeroquip Alum #16 Locknut in Black (FCM5106). Engineered for serious performance builds, this bulkhead fitting nut delivers rock-solid security with a clean, blacked-out finish that looks as good as it functions. Whether you’re building a race car or upgrading a high-performance street machine, this is the hardware you can trust.
- Part Number: FCM5106
- Type: Bulkhead Fitting Nut
- Size: 16 AN
- Material: Aluminum
- Finish: Black Anodized
- Quantity: Sold Individually
The black anodized coating isn’t just for looks — it adds a layer of corrosion resistance to keep this locknut performing reliably in demanding conditions. If you’re running AN fittings throughout your build, the Aeroquip FCM5106 is a natural, no-compromise choice to round out your setup.






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