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 5990-01-050-1102
NSN 5960-01-497-4572
NSN 5998-01-116-7332
NSN 6145-01-141-7250
NSN 5915-00-875-2101
NSN 5985-01-505-6010
NSN 4140-01-439-1986
NSN 6145-00-286-9588
NSN 2925-01-422-9284
NSN 6110-00-064-7005
NSN 5905-00-206-1943
NSN 6685-00-009-0203