An item designed to be inserted into an aircraft heating and cooling duct for the purpose of controlling the flow of air.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 5855-00-256-5562
NSN 5930-00-784-1623
NSN 6685-01-599-9211
NSN 6105-01-514-7310
NSN 5965-01-332-9825
NSN 2925-00-474-4990
NSN 6240-00-479-0332
NSN 6110-01-030-8283
NSN 5925-00-452-1270
NSN 5960-01-444-2205
NSN 5985-01-216-3643
NSN 5960-01-656-6343