PPRuNe Forums - View Single Post - RAF Aircrew Wrist Watch 70's ?
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Old 12th Feb 2019, 22:42
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k3k3
 
Join Date: Dec 2005
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NATO Stock Numbers have the format 1111-22-3333333, where the 1111 is the stock class (similar to the old UK MOD 6B etc.), the 22 is the country of origin (00 & 01 USA, 99 UK, 12 Germany etc.), and the remaining seven digits are the identifier.
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