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Old 28-06-20, 16:49
Mike Cecil Mike Cecil is offline
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Join Date: Jun 2006
Location: Cody, Wyoming, USA
Posts: 2,365
Default Terminology?

Are these 'split-rims' or 'two-piece rims' or 'divided rims'? I know we all refer to CMP wheels as split rims, but strictly speaking, is that correct? I thought that split-rims referred to the rim with an outer locking ring which had a gap, and CMPs had two-piece rims? I noticed the diagram a couple of posts back used the term 'divided rim' - had not seen that before.

What's the correct terminology?

Also, Tony's comment about the 25-pdr and Trailer No.27 Mk.1 having left and right hand thread studs/wheel nuts. That is so for early production but by 1943, only right hand thread studs and nuts were used throughout, and retrofit kits issued for guns and trailers already in service. (Stud, Wheel, Cone seating, No.3 and Nut, Cone Seating, wheel stud, No.4). Just how many were retrofitted is an unknown, of course.

Mike
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