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 5835-01-281-7281
NSN 6135-01-100-3593
NSN 6240-01-254-7599
NSN 5905-00-275-0361
NSN 6135-01-255-4786
NSN 5945-00-214-1858
NSN 5950-01-431-9068
NSN 5910-00-951-4221
NSN 6105-01-615-4935
NSN 6130-01-359-5032
NSN 6320-01-279-0343
NSN 5975-01-456-5847