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Old April 26th 10, 10:47 PM posted to rec.aviation.soaring
Tim Taylor
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Posts: 751
Default replacement gas strut for wing wheel

On Apr 26, 2:41*pm, sisu1a wrote:
I have a wing wheel with a German gas strut that I suspect needs to be
replaced. *On the side of the strut is printed


G8 1 80 1 265 AU19 AU19 250N /5/


The nominal uncompressed length is about 11" (28cm) with about
3" (7.5cm) strut showing. *Strut diameter is about 5/16" (7-8mm), and
the outside cylinder diameter is about 3/4" (19-20mm).


I would appreciate any input on specs/sources for a replacement strut.


I dont know your exact make and model, but I can decipher most of the
info in the serial number, which should make it easy to buy an
equivalent.

G8 * * * * * * *=? * (prolly determines end termination style-
eyelets, yolks, etc, you know what you need here)
1 80 1 * * * * =80mm stroke
265 * * * * * * =265mm uncompressed length (measured center to center
on the eyes)
AU19 AU19 = body is 19mm diameter (standard dia, not sure why appears
twice though...)
250N * * * * *= 250 newton force (roughly 50lbs...)
/5/ * * * * * * *=? * (possibly the bolt/clevis diameter for the
eyelets, possibly the number assigned to its compressive non-
linearity)

This should be enough info to find a suitable replacement though, and
after all it's just a wingwheel...

-Paul


AU19 is eyelet end style. 19 mm from end to center of the bolt hole.
Has a M8 thread and takes a M8 bolt. The reason it is twice is it
uses the same fitting on both ends

G8 is the style with M8 shaft on both ends.

Good description on:

http://www.eckold.ch/Portals/VZ/Cont...nePreiseHP.pdf

As Craig said find one at your local auto-parts store that is close.

Worst case is the gas shock is not really needed and can be replace
with a solid rod or tube if you don't fold it up for storage.