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Air cylinder question

Old 01-13-2021, 11:25 AM
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jerrybern
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Default Air cylinder question

Hello,
I need to purchase some air cylinders for the gear doors on my 1/4 scale Vampire.My question is How dp you measure for length and stroke ? slso whow os a good supplier for them? Maybe Robart , I live near them
thanks,
till next time
Jerry B
Old 01-13-2021, 11:46 AM
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Dave Wilshere
 
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Model Aviation Products. 7/16 dia. its the rod travel quoted, or talk to John
Old 01-13-2021, 12:53 PM
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Vincent
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Usually about 1 inch travel works for any gear door.
Old 01-13-2021, 10:28 PM
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Boomerang1
 
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Remember you can limit travel on air cylinders by sliding lengths of plastic tube on the shaft,
handy if the geometry of the linkages is not quite right.
Old 01-14-2021, 05:19 AM
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RCFlyerDan
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Originally Posted by Boomerang1 View Post
Remember you can limit travel on air cylinders by sliding lengths of plastic tube on the shaft,
handy if the geometry of the linkages is not quite right.
Great idea! I've used wheel collars, but the will slip. Your idea is more permanent.

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