A rigid metallic item, generally circular. It may be formed of segmented arcs. It is designed to prevent leakage of air in an engine, gas turbine, aircraft. It may be of various cross-sectional shapes. It may have mounting facilities. It may act as a spacer but its primary function is as an air seal.
Classification: Parts of gas turbine aircraft engines, other than for use in civil aircraft
NSN 6685-01-415-1390
NSN 5945-01-660-6702
NSN 2925-00-945-0792
NSN 7035-01-232-7263
NSN 6650-01-250-5164
NSN 7035-00-020-2227
NSN 4140-01-373-7044
NSN 6240-01-025-2553
NSN 5965-01-473-0825
NSN 5835-01-478-9428
NSN 6645-01-066-1679
NSN 6685-01-595-1525