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  #1  
Old 03-01-2018, 07:21 PM
Bavafa Bavafa is offline
 
Join Date: Oct 2007
Location: Sacramento, CA
Posts: 3,344
Default Connecter for Garmin Pitot tubes

Just wondering how most people plumb their pitot tube to the clear hose. The aluminum tubes are 3/16" OD and most push on type connectors are 1/4".
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  #2  
Old 03-01-2018, 07:38 PM
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Pat Hatch Pat Hatch is offline
 
Join Date: Jun 2006
Location: Vero Beach, FL
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Quote:
Originally Posted by Bavafa View Post
Just wondering how most people plumb their pitot tube to the clear hose. The aluminum tubes are 3/16" OD and most push on type connectors are 1/4".
Here's one way: order a couple of SafeAir P-515 Female 1/8" NPT connectors from Stein for the plastic tube and use AN816-3D, AN818-3D, AN819-3D (nipple, nut, and sleeve) for the aluminum tube. I think it's the best way.
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  #3  
Old 03-01-2018, 07:38 PM
ethand ethand is offline
 
Join Date: Mar 2013
Location: San Diego
Posts: 189
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Not flying yet, but I purchased two of part number 51055K92 from McMaster as they are the fast on types and transition from 1/4" metal to the 3/16 colored tubes in the safe air kit.

Purchased based on research on VAF or some builders site (cannot find it now of course)

Seem to fit both ends well.

E
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  #4  
Old 03-01-2018, 07:41 PM
Nova RV Nova RV is offline
 
Join Date: Aug 2015
Location: Leesburg, VA
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Stein has a drawing on this page showing the proper parts to get and how to assemble:
https://www.steinair.com/product/an819-3d-sleeve-316/
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  #5  
Old 03-01-2018, 07:53 PM
PilotjohnS PilotjohnS is offline
 
Join Date: Jan 2016
Location: Southwest
Posts: 1,109
Default My plan

I plan to heat up the plastic and slide them on the metal tubes. Then use a little safegy wire to secure. QED
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WARNING! Information presented in this post is my opinion. All users of info have sole responsibility for determining accuracy or suitability for their use.

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  #6  
Old 03-01-2018, 09:37 PM
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9GT 9GT is offline
 
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Location: Southern Michigan
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Quote:
Originally Posted by PilotjohnS View Post
I plan to heat up the plastic and slide them on the metal tubes. Then use a little safegy wire to secure. QED
I did the same on my RV-10 Dynon pitot and plan to do the same for the Garmin pitot on my -9A.
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  #7  
Old 03-01-2018, 11:46 PM
Bavafa Bavafa is offline
 
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Location: Sacramento, CA
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Lots of options and good suggestions but I think I like the McMaster part the best, not as cheap as heating up the tube but neater and easier for servicing, should it ever need to be done.

Thanks all for the good suggestions.
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  #8  
Old 03-02-2018, 05:27 AM
Robert Anglin Robert Anglin is offline
 
Join Date: Mar 2008
Location: houston, texas
Posts: 900
Default Us too.

We got the Safe Air One tube kit and just cut a short link of tube, then RTV slipped it over the end of the pitot tube on the Garmin pitot. Then you just clip it on with the quick connectors from the kit and lay out your runs into the airframe. This makes it simple and serviceable with ease. Just what we did. Yours R.E.A. III # 80888
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  #9  
Old 03-02-2018, 07:07 AM
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Walt Walt is offline
 
Join Date: Aug 2005
Location: Dallas/Ft Worth, TX
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Quote:
Originally Posted by PilotjohnS View Post
I plan to heat up the plastic and slide them on the metal tubes. Then use a little safegy wire to secure. QED
Van's originally recommended (not sure if they still do) doing the same at the 'T' for the static ports, can't tell you how many of those I've had to cut off and redo during static leak checks because the line cracks.

Personally I like to use high temp silcone tubing on both lines with a reducer, never leaks and easy to remove when doing system maintenance/leak checks.
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Last edited by Walt : 03-02-2018 at 07:10 AM.
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  #10  
Old 03-02-2018, 07:31 AM
PilotjohnS PilotjohnS is offline
 
Join Date: Jan 2016
Location: Southwest
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Quote:
Originally Posted by Walt View Post
Personally I like to use high temp silcone tubing on both lines with a reducer, never leaks and easy to remove when doing system maintenance/leak checks.
Walt, can you post a picture please?
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WARNING! Information presented in this post is my opinion. All users of info have sole responsibility for determining accuracy or suitability for their use.

Dues paid 2020, worth every penny

RV9A- Status:
Tail 98% done
Wings 98% done
Fuselage Kit 98% done
Finishing Kit 35% canopy done for now
Electrical 5% in work
Firewall Forward 5% in work
www.pilotjohnsrv9.blogspot.com
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