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 6320-01-116-3980
NSN 5990-01-419-0661
NSN 6320-01-166-3602
NSN 5855-00-896-4047
NSN 5950-00-284-7294
NSN 5965-01-506-7576
NSN 5960-00-398-1029
NSN 6130-01-412-8267
NSN 5920-01-451-2245
NSN 2925-01-121-3355
NSN 6320-00-036-3688
NSN 5985-01-487-4984