5340-01-087-9116 (340932)
NSN 5340-01-087-9116 (NIIN 01-087-9116) is a helical compression spring seat in Federal Supply Class 5340, Hardware, Commercial — a circular item, usually having a flat or grooved flange, boss(es), and/or counterbore, designed to accommodate the end of the spring. Manufacturer part number 340932 (Pratt & Whitney Canada Corp, CAGE 00198).
Key specs: 35 to 40 rockwell c material hardness; full characteristics table below. NIIN assigned December 1979; DEMIL A (none required). Related NSN 5340-00-118-2346.