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 5985-01-233-4013
NSN 5990-01-144-6994
NSN 6145-01-421-5109
NSN 4140-00-067-4798
NSN 6645-01-258-9272
NSN 2925-01-446-6976
NSN 6610-01-444-1490
NSN 6130-01-083-2860
NSN 6110-01-220-8612
NSN 5960-00-736-8568
NSN 5985-01-600-9161
NSN 5975-00-312-6732