An externally threaded cylindrical item, usually containing a fusible core, or a tapered smooth finished press-in insert made entirely of metallic eutectic substance. If without core, the item may be machined internally or have provisions to accomodate same. It is a safety device for aircraft wheels (prevents heat induced tire explosion), boilers, compressors, and similar equipment.
NSN 6320-01-050-1290
NSN 6645-01-307-5543
NSN 4140-01-416-2798
NSN 5996-01-248-2305
NSN 5930-01-371-5006
NSN 5965-01-192-1366
NSN 5930-01-237-5482
NSN 5960-00-156-4437
NSN 5985-01-357-5591
NSN 2925-00-103-2649
NSN 5835-01-447-2544
NSN 4140-00-343-2121