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 6610-01-313-6645
NSN 5895-00-363-9370
NSN 5996-00-100-4932
NSN 2925-01-394-5650
NSN 6650-00-170-5095
NSN 5935-01-416-1987
NSN 5975-01-525-0486
NSN 5920-01-488-9390
NSN 2925-00-860-3652
NSN 5905-00-965-6458
NSN 5905-01-532-5039
NSN 6145-01-449-7397