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 5996-01-411-9718
NSN 5925-00-364-7969
NSN 6145-00-269-4271
NSN 6105-00-283-2849
NSN 5985-00-706-8491
NSN 6645-01-068-3042
NSN 4140-01-065-9367
NSN 6620-01-061-3497
NSN 5855-01-505-3248
NSN 5895-01-127-1236
NSN 5910-01-437-8035
NSN 6105-01-055-2195