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 6650-01-517-7867
NSN 6610-00-184-0833
NSN 4140-01-569-7183
NSN 5985-01-269-7669
NSN 6145-00-929-7984
NSN 6685-01-644-5711
NSN 5905-01-241-9590
NSN 6610-01-053-6781
NSN 5965-00-702-7257
NSN 5998-00-218-1360
NSN 5999-01-541-8664
NSN 6650-01-068-9248