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 6150-01-650-1822
NSN 5930-01-161-7364
NSN 6620-00-853-2563
NSN 6610-00-163-9559
NSN 6320-01-259-2604
NSN 5960-00-947-5754
NSN 6130-01-659-2689
NSN 6110-00-288-4179
NSN 5925-01-317-2483
NSN 6145-01-077-1543
NSN 5910-00-570-7524
NSN 4140-00-170-5152