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 7035-00-104-7613
NSN 5925-00-782-6946
NSN 5998-01-200-8264
NSN 5895-00-446-5359
NSN 6130-01-177-2706
NSN 5930-01-522-2382
NSN 6320-00-646-3311
NSN 5930-01-487-6597
NSN 5996-00-440-3296
NSN 2925-00-707-6770
NSN 6145-01-634-0388
NSN 6645-00-113-4441