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 5920-01-123-9854
NSN 5910-01-044-5540
NSN 5925-00-752-8292
NSN 5960-01-292-8309
NSN 5915-01-279-0830
NSN 5996-01-462-1194
NSN 5965-01-560-8572
NSN 6620-01-392-7191
NSN 6145-01-119-4511
NSN 6650-00-450-7316
NSN 5920-01-396-6159
NSN 7035-01-315-9754