Summary Information (click on this NSN number for detailed information: 2840-00-003-0843)
Seal, also referenced with federal logistics item name code 50595:
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.