Part Number: MC454-120


Product Details

Cabin Environment Control for Piper Aircraft

Longer life and save up to $200.00


  • Special, heavier wire for more fatigue strength and reliability
  • Improved friction mechanism
  • Reduced vibration wear
  • Anti-rotate feature to reduce stress on the inner wire
  • High temperature Teflon lined conduit
  • Realistic price


High quality replacement knobs duplicate the original Piper color and shape to maintain the original factory appearance of the instrument panel. P/N MC454-120 does not come with a knob installed. To select the correct knob for your aircraft, please see the Eligibility Chart.


Note: Quantity two (2) each of the MC454-120 Cabin Heat Control is required for all PA22S-135 aircraft.


Also see CA70371-002 or U70371-000 for swivel fittings (bug nuts). 


warningWARNING: Cancer and/or Reproductive Harm -


OEM Part Number McFarlane Part Number Comment
10765-002 MC454-120
10765-003 MC454-120
12955-000 MC454-120
16755-000 MC454-120
41481-015 MC454-120
41481-016 MC454-120

Frequently Asked Questions

I purchased a laser engraved knob and the thickness of the marking is very shallow. What kind of wear resistance can I expect?
Why is my new engine control too long/short?
What is the minimum bend radius for my engine control?
How do I trim my engine control to length?
How do I clean and sanitize a McFarlane Push-Pull Control?
My Vernier-Assist Mixture control came apart during installation or maintenance. Can it be put back together?

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Please verify product details for suitability for your application.