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 5950-01-658-7180
NSN 5910-01-446-6623
NSN 6220-00-863-0134
NSN 5920-01-615-9306
NSN 5960-00-170-9614
NSN 5915-00-078-9574
NSN 5998-01-568-3130
NSN 5855-01-568-4047
NSN 5996-01-235-1643
NSN 5925-00-480-4636
NSN 6145-01-120-9672
NSN 6645-01-211-6502