5360-00-527-2452 (7F4354)
NSN 5360-00-527-2452 (NIIN 00-527-2452) is a compression helical spring in Federal Supply Class 5360, Coil, Flat, Leaf, And Wire Springs — an open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends. Manufacturer part number 7F4354 (Caterpillar Inc, CAGE 11083); also referenced as SP7317 (Ambac International Corporation).
Key specs: 45 to 47 rockwell c material hardness; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required). Supersedes 5360-00-351-6884 (1975).