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 6130-01-415-3345
NSN 5925-01-014-4779
NSN 6650-01-352-4674
NSN 5835-01-073-6133
NSN 5915-00-265-0967
NSN 6220-01-139-7340
NSN 5925-01-562-0259
NSN 5945-01-204-3507
NSN 6145-00-180-5805
NSN 6685-01-468-5781
NSN 5965-01-393-8818
NSN 4140-00-311-6329