Aeroquip FCM3751 #3 AN Aluminum Cap Fitting, Blue Anodized Pair

The Aeroquip FCM3751 #3 AN Aluminum Cap Fitting provides a reliable way to seal compatible AN connections in performance, racing, automotive, and custom plumbing applications. Manufactured from lightweight aluminum and finished with a blue anodized coating, this cap fitting combines corrosion resistance with a clean, professional appearance. The pair configuration gives you two matching caps for convenient installation or replacement.
Designed for use with #3 AN fittings, the Aeroquip FCM3751 helps protect open connections from contamination while supporting a secure, finished installation. Its compact design is well suited for fuel, oil, coolant, brake, and other compatible fluid systems where properly sized AN hardware is required. Always verify application, fluid compatibility, and connection specifications before installation.
Aeroquip is recognized for dependable fluid-transfer components, and this FCM3751 cap fitting is built to provide consistent fit and service in demanding applications. The blue anodized aluminum construction offers a practical balance of low weight and durability, making it a useful addition to professional workshop, motorsport, and custom vehicle projects. Supplied as a pair, these caps are ready to help complete or maintain an AN plumbing system.

Features:

• Brand: Aeroquip

• Part Number: FCM3751

• Fitting Type: Cap

• Connection Size: #3 AN

• Material: Aluminum

• Finish: Blue anodized

• Quantity: Pair

• Application: Seals compatible #3 AN connections