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 5945-00-497-0247
NSN 6220-01-456-3692
NSN 6610-01-566-8198
NSN 6645-01-566-3205
NSN 6150-01-232-9347
NSN 6240-00-456-6238
NSN 6135-01-074-8220
NSN 6645-01-023-8724
NSN 5950-01-330-0581
NSN 5965-01-592-0518
NSN 6130-00-402-8545
NSN 6645-01-167-0712