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 6145-00-466-2790
NSN 2925-00-284-1534
NSN 5999-00-136-5874
NSN 5915-01-464-3415
NSN 5998-01-154-2044
NSN 5999-01-051-7540
NSN 6150-01-229-6459
NSN 5915-01-025-5310
NSN 6650-00-658-9627
NSN 5855-00-247-7219
NSN 6320-01-160-8578
NSN 6685-01-420-6480