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 5985-01-407-4645
NSN 6220-01-423-7517
NSN 6145-01-516-4700
NSN 6240-01-619-3317
NSN 6645-01-535-7136
NSN 5996-01-366-4150
NSN 6150-01-318-6566
NSN 5925-01-617-4491
NSN 5935-00-546-9876
NSN 5935-00-119-3363
NSN 7035-01-450-6795
NSN 6150-00-284-9133