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 6650-00-997-4337
NSN 5910-01-100-5640
NSN 5920-01-255-3077
NSN 5998-00-501-8389
NSN 6645-01-267-5505
NSN 5905-00-330-9625
NSN 6685-00-237-4138
NSN 6110-00-202-2990
NSN 5915-00-288-0071
NSN 5999-00-995-9762
NSN 5985-00-764-2555
NSN 6320-00-809-5744