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 6320-01-103-1655
NSN 5920-00-378-1395
NSN 6610-01-298-2649
NSN 6650-00-678-5627
NSN 2925-01-285-7163
NSN 5915-01-624-5292
NSN 6650-00-190-5158
NSN 6610-01-359-6555
NSN 6320-01-453-2358
NSN 6220-01-300-6479
NSN 7035-01-492-6486
NSN 6150-00-596-9882