Material modified per specification supplement pwa-s-6304
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 5985-01-459-0615
NSN 6150-00-822-3365
NSN 6650-00-995-8015
NSN 6240-00-541-7032
NSN 5920-00-130-3593
NSN 6610-01-088-5871
NSN 6150-01-579-3910
NSN 6105-01-285-0751
NSN 6320-01-358-0141
NSN 6150-00-987-5809
NSN 5930-01-224-6561
NSN 5965-00-757-3403