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 5930-00-669-7467
NSN 6650-01-571-7122
NSN 5996-00-814-7376
NSN 6240-00-103-5296
NSN 5895-01-145-2608
NSN 6685-01-649-0764
NSN 5925-01-261-1677
NSN 5985-01-445-8688
NSN 5930-01-539-9626
NSN 5960-01-464-9605
NSN 5998-00-404-1192
NSN 5895-01-546-7244