Form, fit and function
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 5915-01-469-0443
NSN 5895-01-483-3232
NSN 5930-01-100-4116
NSN 5960-01-543-0235
NSN 6320-00-593-0379
NSN 6610-01-133-2602
NSN 4140-01-132-6612
NSN 5855-00-482-9876
NSN 6110-01-200-8114
NSN 5915-01-295-6645
NSN 6685-00-830-3321
NSN 6145-01-542-2672