4th stage included
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 6620-00-057-2764
NSN 6135-00-284-1406
NSN 6645-01-224-4265
NSN 7035-00-064-7008
NSN 5960-01-537-6611
NSN 5925-01-269-3995
NSN 6650-01-080-2028
NSN 5990-00-978-4936
NSN 2925-01-187-5480
NSN 6220-00-919-2052
NSN 6105-00-283-2849
NSN 5965-01-468-5583