An item generally of cylindrical shape with one or several bores which are designed to restrict the flow of fuel or air, respectively.
NSN 5910-01-068-5620
NSN 5998-00-463-4463
NSN 5999-00-222-3502
NSN 5935-00-119-3363
NSN 5920-01-055-7760
NSN 6620-01-643-5531
NSN 2925-01-297-9759
NSN 6135-01-415-4124
NSN 5985-01-272-6161
NSN 5999-01-487-6564
NSN 5990-01-529-7307
NSN 4140-00-922-2210