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 6645-01-437-5290
NSN 6220-01-085-3391
NSN 5996-00-888-1180
NSN 5905-00-880-1794
NSN 5990-01-315-3754
NSN 6150-01-512-3397
NSN 6130-01-513-8597
NSN 4140-01-310-8608
NSN 5915-01-112-6329
NSN 5996-00-772-1956
NSN 5935-00-128-0485
NSN 6105-01-255-9970