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 5910-01-437-5202
NSN 6135-00-932-3136
NSN 6320-00-098-2858
NSN 5855-00-610-4052
NSN 5920-01-629-9748
NSN 5945-00-052-8387
NSN 5975-00-952-1791
NSN 6620-01-187-7267
NSN 5895-00-993-6436
NSN 5950-00-728-8576
NSN 5975-00-646-5598
NSN 6150-01-082-5558