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 6135-00-866-2311
NSN 5895-00-059-5623
NSN 6650-00-917-0436
NSN 5960-01-088-5764
NSN 5975-00-233-6301
NSN 4140-00-935-5360
NSN 6110-00-415-6569
NSN 5950-00-826-3525
NSN 6220-01-391-7204
NSN 4140-01-208-4829
NSN 5945-01-578-1188
NSN 5975-01-076-6137