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 6145-01-530-0493
NSN 5945-01-611-7362
NSN 6685-01-546-0804
NSN 5960-00-948-1487
NSN 5895-01-014-1704
NSN 5935-01-524-8939
NSN 5925-01-349-8770
NSN 5855-01-517-7325
NSN 5999-01-076-4692
NSN 5935-01-631-0552
NSN 5910-00-702-5097
NSN 6135-01-026-9960