Universal Light-Weight Controls

For use in non-certified aircraft applications such as cabin heat, cabin air and defrost
Keyed shaft prevents rotation and maintains knob alignment
All metal construction
High temperature Teflon lined conduit for smooth, consistent control
- Liner prevents premature wire wear due to vibration
- Cheapy controls with poly liners will not tolerate engine temperatures
Many knob styles available or provide your own knob with 10-32 thread
- Knobs are not included with the control and may be ordered separately
Available in 4, 6, 8, 10, 12 foot and custom lengths
- Measured from panel fitting to end of conduit, wires extend at least 3 inches beyond conduit
- Easily trimmed to length
Available with optional creep resistant feature to prevent control creep due to engine vibration

Specifications:

Travel (stroke): 3.75" maximum *
Conduit: 0.188 inch OD Teflon lined wound conduit
Max Work Loads: 10 lbs (Pull), 5 lbs (Push)**
Operating Temp: -65 to 450 deg F
Inner Wire: 0.061 inch solid wire
Screw thread for knob attachment: 10-32 x .3
Screw thread for instrument panel: 3/8-24 x .5
See McFarlane Universal Light-Weight Controls for further specifications

* Installer must ensure maximum travel is not exceeded during installation and rigging of the control.

** Maximum push load with 3-1/2" of wire extending from the conduit.

Note: Push loads depend on wire diameter, length of wire not supported by conduit and geometry of the rigging.

Note: Not for use for flight controls or flight control trim tabs.

How to Order:

Standard control:

Order control part number MCU124-LLL where LLL is the length of the control in inches.

Control with creep resistant feature:

Order control part number MCU224-LLL where LLL is the length of the control in inches.

Don't Forget a Knob:

Order unmarked or standard engraved knobs separately from the styles and colors indicated in the following table: Light-Weight Control Knob Options.

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 Randy at 866-920-2741 ext. 289, or email him at customparts@mcfarlaneaviation.com for details.

Engraving Request Form