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 6105-01-439-1780
NSN 5895-01-033-8007
NSN 5905-01-585-2358
NSN 5835-01-595-4099
NSN 6150-01-325-2944
NSN 6645-01-180-3818
NSN 5998-01-327-0827
NSN 6105-01-154-6960
NSN 6150-01-191-8571
NSN 6685-01-605-1375
NSN 7035-01-287-9817
NSN 5855-01-478-2333