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 5950-01-111-9258
NSN 5960-01-081-0400
NSN 5930-00-459-9705
NSN 5985-01-511-7612
NSN 7035-01-537-0408
NSN 5905-01-431-8321
NSN 6320-01-310-8068
NSN 6135-01-648-4875
NSN 2925-00-355-5130
NSN 5930-00-161-3049
NSN 5990-01-359-8334
NSN 2925-01-244-3016