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 6685-01-428-9147
NSN 5905-01-317-2167
NSN 5965-00-391-0562
NSN 5920-00-172-3150
NSN 5975-01-383-7391
NSN 5915-01-003-2313
NSN 5910-01-560-4230
NSN 6150-01-116-1271
NSN 5920-01-044-5621
NSN 5835-01-307-5857
NSN 6220-01-436-0429
NSN 6220-01-360-3358