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General control line discussion => Open Forum => Topic started by: kevin king on August 29, 2019, 01:21:57 AM

Title: Prather pitch gauge
Post by: kevin king on August 29, 2019, 01:21:57 AM
Does anyone have a Prather pitch gauge handy? I lost the aluminum block that holds the prop and I need to know the height the  prop is off the gauge. Then I can make a new prop holder for it. Thanks.
Title: Re: Prather pitch gauge
Post by: Dan McEntee on August 29, 2019, 05:51:29 AM
  Jim Lee sells a replacement prop holder for the Prather pitch gauge that is wider and more steady, just FYI.
  Type at you later,
  Dan McEntee
Title: Re: Prather pitch gauge
Post by: TigreST on August 29, 2019, 06:10:32 AM
Prather prop block dimensions:
Overall length: 1.5”
Block Overall Height(includes Tee tongue):  .624”
Overall Width:  .752”
Width of Tee tongue: .181”
Tee tongue depth:.225”
Prop Stop pin height above block: 1.30”
Prop post height: .80 (above block top surface).
Title: Re: Prather pitch gauge
Post by: kevin king on August 29, 2019, 02:49:27 PM
Thanks everyone 👍
Title: Re: Prather pitch gauge
Post by: Randy Cuberly on August 29, 2019, 08:59:11 PM
I found the Jim Lee block to be much more stable than the stock one!

Randy Cuberly
Title: Re: Prather pitch gauge
Post by: Steve Helmick on August 29, 2019, 09:19:39 PM
Kev, once you get another prop slider block thingy, you'll find the lost one, of course. There is a way to help prevent losing one, that has worked pretty well for me. I put the whole gauge and peripherals in a cardboard box AND leave a broken propeller bolted to the slider thingy. Works so far!  #^ Steve
Title: Re: Prather pitch gauge
Post by: BillLee on August 30, 2019, 04:31:02 PM
Not to mention that it doesn't make any difference.