Note: Quantity two (2) each of P/N MC471-052 Cabin Heat (Ivory) knob is required for the following aircraft:
1. PA22-135S serial numbers 22-534 thru 22-2377 and 22-2379 thru 22-2424
2. PA22-150, PA22S-150, PA22-160, PA22S-160 serial numbers 22-2379 thru 22-2424.
Control Knobs for Piper Aircraft
Give your panel an upgrade - Replace old discolored knobs!
High quality replacement knobs with 10-32 threads duplicate the original Piper color and shape to maintain the original factory appearance of the instrument panel.
To select the correct knob for your aircraft, please see the Eligibility Chart.