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, nonaircraft. 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 nonaircraft gas turbines
NSN 7035-00-465-3298
NSN 6620-00-769-5125
NSN 5945-01-536-7894
NSN 5920-01-435-4908
NSN 6130-00-300-1689
NSN 6685-00-001-1711
NSN 5920-01-484-7987
NSN 6135-01-074-2529
NSN 6220-01-617-4534
NSN 5905-00-177-7486
NSN 7035-01-429-7954
NSN 6145-01-610-1963