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 6650-01-623-5709
NSN 6130-01-108-4335
NSN 5999-00-412-1596
NSN 2925-01-353-3017
NSN 6645-01-131-4328
NSN 5905-00-944-9775
NSN 6320-00-894-1644
NSN 5905-01-282-9484
NSN 6150-01-541-4278
NSN 2925-00-147-8150
NSN 5925-00-275-7599
NSN 6145-01-059-7648