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 6610-01-495-5430
NSN 5925-01-097-0334
NSN 5996-01-094-5587
NSN 5950-00-011-9729
NSN 6320-01-335-8336
NSN 6220-01-579-6112
NSN 5930-00-206-0210
NSN 6645-00-363-9775
NSN 6135-01-148-8531
NSN 6145-01-493-2976
NSN 2925-00-456-7627
NSN 5905-01-575-1669