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 5910-00-826-3621
NSN 7035-01-539-3781
NSN 6685-00-153-0266
NSN 5910-01-484-9190
NSN 5998-00-346-4906
NSN 5835-00-170-5238
NSN 5998-01-658-5539
NSN 5935-01-098-3283
NSN 6145-00-299-5867
NSN 5960-00-808-0784
NSN 5945-01-422-3233
NSN 5996-01-066-0335