An item generally of cylindrical shape with one or several bores which are designed to restrict the flow of fuel or air, respectively.
NSN 6620-01-391-7331
NSN 6150-00-045-3900
NSN 6110-00-248-8975
NSN 2925-01-142-0981
NSN 6105-01-599-9665
NSN 7035-01-378-5074
NSN 5950-01-449-1358
NSN 6320-01-211-6578
NSN 6150-01-080-0090
NSN 4140-01-179-4507
NSN 6620-00-228-4986
NSN 5960-00-285-1001