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 5985-00-269-5388
NSN 6620-00-974-7595
NSN 5905-01-401-5325
NSN 6110-00-284-1161
NSN 6150-01-529-9121
NSN 6240-00-723-3378
NSN 7035-00-020-2227
NSN 6145-01-078-8106
NSN 6610-00-078-9620
NSN 6610-00-397-7678
NSN 6320-01-564-0893
NSN 6130-00-738-7290