Aircraft Spruce & Specialty Co.
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A-750 Vernier Control
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Overview
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The A-750 vernier control has a 10-32 threaded shaft
for use with a ball point or threaded terminal. Unique ball-socket construction
permits the threaded end to swivel 80 degrees in any direction. The casing
has a Teflon™ inner liner for low friction and heat resistance in high-temperature
areas such as engine compartments. Furnished with FAA-style knobs (Black, Red & Blue).
Travel: 3-3/8". Wt. 1 lb. (4'). Stocked in the following lengths (measurement
taken from under panel nut to end of threaded shaft with knob pushed in).
Made in USA |
Reviews
Verified Purchase
A-750 CONTROL 60" RED KNOB
Verified Purchase
A-750 CONTROL 60" BLUE KNOB
Good quality Control cable, smooth action. Delivery time was slow, took about 7 weeks.
Best value for price that I could find, works well and no obvious difference from any other that Ive used over the years.
Very Good Quality for a reasonable price.
Fit and finish as advertised, replaced previous model installed 20 plus years ago exactly appears even better quality then previous model.
As advertised smooth as silk
Quality of the black knob is lacking rough cut plastic mold.
Q&A
Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
No, to install these on a certified aircraft you will need to file a 337 Field Approval. The only ACS controls that are FAA approved are A-790-12 (red knob) and A-800-12 (black knob) and they are only approved for certain Cessna models.
A-750 cables require a 3/4" hole in the panel for installation.
The A-750 outer housing is 1/4" O.D.
No, these are not useable on dual carb Rotax engines.
This would work as long as your application requires a 36" vernier style control with a 10-32 threaded end.
ACS Products makes these controls. The housing is a teflon inner lined, wound spring steel wire.
Both a A-750 and A-790 have use the same housing, but are not constructed the same. The A-750 has an inner cable with a 10-32 threaded end, and the A-790 has a .078" inner wire, which is also the end of the cable.
Yes, the different colors will have the different shapes associated with that color. Black is throttle that is smooth without any notches. Red is mixture with thin notches. Blue is prop with thicker notches.
It is measured from the end of the inner cable, to the flat part behind the knob where it is secured against the panel.
Yes, the A-750 can be ordered in custom length. Uou can keyword search "Custom ACS Controls" on our website and click the first result. There you can select your options for your custom cable and place the order. Recommended minimum bending radius for all controls is 5" (never less than 3").
