Ideal for carburetor heat or alternate air control
- Perfect for homebuilt or custom projects
- Quality stainless steel construction
- High temperature Teflon lined conduit for smooth, consistent control
(Cheapy controls with poly liners will not tolerate engine temperatures)
- Heavy duty for strength and long life
- Available in 6, 8, 12 foot and custom lengths
- Anodized aluminum square knobs
- Meets FAA Regulation 23.781 for cockpit control knob shape for carburetor heat or alternate air
- Available with black knob and black or clear (silver) anodized aluminum push-button
- Universal Push-to-Unlock Control Specifications
Specifications:
- Conduit: 0.24 inch OD Teflon lined wound conduit
- Inner wire: 0.071 inch diameter music wire
- Travel (stroke): 3 inch maximum
- Maximum work loads: 25 lbs (Pull), ~10 lbs* (Push)
- Minimum locking force: 15 lbs
- Operating temp: -65 to 450 deg F **
* Max push load dependent on wire size, length of trimmed wire (unsupported by conduit), geometry of wire rigging, and configuration of actuator
** Operating temperature of knob/guide tube assembly: -65 to 250 deg F
Custom Engraved Knobs:
Custom laser marking of the knobs is available for $25.00 per knob. Receive a $15.00 discount for each additional knob with the same design. Please call 866-920-2741 or email timp@mcfarlaneaviation.com for details.
Engraving Request Form
These controls are not for use on certified aircraft, or for use for flight controls or flight control trim tabs.