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 6685-01-553-6328
NSN 5935-01-487-5606
NSN 6645-01-102-2321
NSN 5960-00-441-5147
NSN 5855-01-423-1768
NSN 7035-01-459-5293
NSN 5950-01-127-9291
NSN 5915-00-064-5666
NSN 6645-01-510-2802
NSN 5920-01-275-4889
NSN 6650-00-126-8990
NSN 6645-01-166-3788