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-   -   Steering servo spline compatibility? (https://www.rctech.net/forum/radio-electronics/1075520-steering-servo-spline-compatibility.html)

ILv2Xlr8 11-09-2020 10:31 AM

Steering servo spline compatibility?
 
I have a turnigy 1250tg servo; however, my servo saver that came with my old HPI E10 that I'm trying to resurrect will not work with it, neither will the adapters for the hot racing servo saver I had laying around. There's lot of info out there for the big three, e.g. futaba, hi-tec, and JR/spektrum, but noting I could find easily on this turnigy servo.

Anyone here have any ideas on what spline this 1250tg is compatible with, and what servo saver would work with it?


sosidge 11-09-2020 11:01 AM

Apparently that servo has a 25 tooth spline so should be compatible with the Futaba fitting. Although I have found that some cheap servos and servo savers have pretty poor tolerances.

ILv2Xlr8 11-10-2020 06:00 AM

Whats the diameter of the futaba spline? These don't seem to fit the 1250tg.

billdelong 11-10-2020 06:34 AM

I used to run the Turnigy 1251 servo many years ago and I recall it using standard 25T splines perfectly fine... I did use only "clamp" style servo horns so you get the best fit, here's an example:
https://www.amainhobbies.com/exotek-...547blk/p467028

ILv2Xlr8 11-10-2020 05:09 PM


Originally Posted by billdelong (Post 15713432)
I did use only "clamp" style servo horns so you get the best fit

I have a control arm that came with the 1251tg servo, but I'm using it as a steering servo and would like a servo saver that fits.

Biz73 11-11-2020 08:35 AM

This gives you multiple spline options
Kimbrough Mid-Size Servo Saver - 23, 24, 25 Spline Drive, With Holes

ILv2Xlr8 11-12-2020 09:51 AM


Originally Posted by Biz73 (Post 15713869)

Thanks! I'll give that one a try and report back.


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