Swivel Fittings and Studs (Bug Nuts) for Piper Aircraft
Part number 70371-002 swivel fitting and 70371-003 stud are used on Piper aircraft to attach to solid wire push-pull controls. They are used on carburetor heat, alternate air, emergency brake, and other controls thoughout the complete line of Piper aircraft. These parts wear out due to vibration.
We offer two FAA-PMA approved replacement options for these parts. The PMA Products CA70371-002 swivel fitting and CA70371-003 stud, or the Univair U70371-000 swivel assembly.
The U70371-000 replaces Piper part numbers 70371-000 or 70371-800. These are service kits that include the -002 fitting, the -003 stud as well as an AN320-3 castle shear nut, MS24665-132 cotter pin and two special sized Piper specific washers.