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 6220-00-692-9873
NSN 6610-01-296-4462
NSN 5990-01-649-4647
NSN 5855-00-472-2055
NSN 2925-01-658-4470
NSN 6645-01-086-7668
NSN 5998-01-623-0646
NSN 5915-01-275-3823
NSN 6145-01-604-3313
NSN 6650-00-968-1836
NSN 6610-00-689-3629
NSN 6645-00-559-3623