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Wing Screw Thread ?

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Wing Screw Thread ?
Tony Griffiths Offline
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Joined: May 2018 Posts: 2,941 Threads: 557
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Location: Peak District, Derbyshire
Car type: 1929 Chummy, 1930 Chummy, 1930 Ulster Replica, 1934 Ruby
#2
11-09-2024, 10:43 PM
(11-09-2024, 05:43 PM)John P Wrote: Hi,

Does anyone know what thread is on the wing screws that hold the opening windscreen in place.

I believe they're probably 5/16 but I've no idea if BSW or BSF.

John.

BSF is easy to distinguish from BSW, the pitch of BSF is so much finer and easily recognised. These two BSF and BSW charts might help:


Attached Files
.jpg   zz BSF.jpg (Size: 202.64 KB / Downloads: 208)
.jpg   zz BSW.jpg (Size: 194.54 KB / Downloads: 207)
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Messages In This Thread
Wing Screw Thread ? - by John P - 11-09-2024, 05:43 PM
RE: Wing Screw Thread ? - by Tony Griffiths - 11-09-2024, 10:43 PM
RE: Wing Screw Thread ? - by John P - 12-09-2024, 05:48 PM
RE: Wing Screw Thread ? - by Ruairidh Dunford - 12-09-2024, 06:40 PM
RE: Wing Screw Thread ? - by Tony Griffiths - 12-09-2024, 06:50 PM
RE: Wing Screw Thread ? - by Robert Leigh - 12-09-2024, 09:41 PM

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