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 5945-01-580-2968
NSN 5975-01-245-7268
NSN 6610-00-679-4835
NSN 6610-01-142-3633
NSN 6105-01-106-6355
NSN 6240-01-497-3085
NSN 5935-00-876-2539
NSN 6685-00-967-3636
NSN 6645-01-520-6369
NSN 6320-01-390-5385
NSN 6105-00-248-4711
NSN 5915-01-373-6065