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Turret Rings

Can anybody tell me if the turret rings on FN50 (mid-upper) turrets and FN5 (nose turrets) are the same size?? Are there any original Stirling turrets surviving???

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By: Arabella-Cox - 7th March 2016 at 19:58

Yes, I quoted the figure from AP1659A, but AP2799 (FN150) uses the same dimension so I doubt it’s a mistake.

I think it depends which bit of what you are measuring: fixed ring, revolving ring, gear ring, inner diameter, outer diameter, etc.

To confuse things even more, here are the measurements from an original Nash & Thompson brochure:-

[ATTACH=CONFIG]244582[/ATTACH]

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By: hindenburg - 7th March 2016 at 09:34

Thanks John,my memory was getting a little rusty…!!

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By: 12jaguar - 7th March 2016 at 09:12

Hi Martin

If Alan is going by the reference in the AP, it’s incorrect. We found this out when trying to fit FN5 chordal stiffeners into a 34.5″ ring, they just won’t go. FN5 and FN50 have 36″ turret rings

John

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By: hindenburg - 7th March 2016 at 09:05

Turret ring of turret J.C…???…must have been front turret ring ….as the other two are accounted for…thanks Al….so what were 36″ rings fitted to???

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By: Arabella-Cox - 6th March 2016 at 14:50

34.5″

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By: Junk Collector - 6th March 2016 at 14:22

There was one on Ebay a while ago from the Mickle Fell Stirling

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By: hindenburg - 6th March 2016 at 14:00

Thanks Al..what size should it be please?

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By: Arabella-Cox - 6th March 2016 at 11:08

Yes they are. The ’50 was developed from the ‘5.

Dunno about surviving turrets though.

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