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 2925-00-474-4990
NSN 5895-01-432-1279
NSN 6150-01-463-3951
NSN 5925-01-119-3429
NSN 6145-01-393-4899
NSN 5935-01-555-0470
NSN 5935-01-522-6190
NSN 5965-01-024-7960
NSN 6320-01-294-7161
NSN 5985-01-426-3995
NSN 6610-01-342-2319
NSN 6105-01-468-5605