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 5996-01-242-9710
NSN 5915-00-959-5454
NSN 6240-01-377-5503
NSN 6145-01-358-0379
NSN 6620-00-433-9438
NSN 5960-00-111-0457
NSN 6130-01-559-8397
NSN 5975-01-335-4250
NSN 6240-01-342-5056
NSN 6135-00-377-9165
NSN 5915-01-032-4892
NSN 6650-01-322-4415