BRASS COUPLING 1/4 Two 1/4in Female Pipe Ends 177.9103B

This brass coupling joins two 1/4in NPT female pipe-thread fittings, cross-referenced as 177.9103B. It's used as a straight connector or repair splice on air, fuel, or lubrication lines on heavy-duty trucks and trailers.

This brass adapter is in stock and ships fast from United Truck Parts in Pennsylvania, along the I-78 corridor — reliable turnaround for fleet managers, owner-operators, and independent repair shops. Contact us with your part number or system details if you need help confirming fit, and ask about financing on larger orders.