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 6650-01-583-4444
NSN 5975-01-605-3260
NSN 5915-01-392-2189
NSN 4140-00-202-7649
NSN 6220-01-361-3483
NSN 5920-01-446-1123
NSN 5935-01-250-8919
NSN 5910-01-284-1785
NSN 5905-00-275-6796
NSN 6110-01-630-5572
NSN 5975-01-265-6900
NSN 2925-01-412-9520