Underwater life support iaw navsea instruction 10560.2b
No other part numbers with same form, fit, and function found.
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 5975-01-439-0790
NSN 5895-01-450-3051
NSN 7035-01-008-7248
NSN 5945-01-452-3295
NSN 6685-00-909-0127
NSN 5920-01-223-3116
NSN 6105-01-253-8072
NSN 6145-00-135-1436
NSN 5998-01-590-7251
NSN 5905-01-442-8992
NSN 6620-01-627-0478
NSN 5990-01-532-0670