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 7035-01-555-8793
NSN 5935-01-019-9517
NSN 6240-00-798-1810
NSN 5990-00-852-2369
NSN 2925-01-368-5773
NSN 5975-00-275-7985
NSN 6135-01-599-7563
NSN 6135-01-280-0600
NSN 6220-00-844-2444
NSN 5905-01-619-5744
NSN 5975-00-249-4033
NSN 5905-00-357-1579