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 6620-01-217-3216
NSN 5985-00-496-6828
NSN 6145-01-212-1604
NSN 6645-01-411-5657
NSN 2925-01-324-3533
NSN 5996-01-073-2332
NSN 6650-00-474-7420
NSN 6220-01-565-0971
NSN 5905-00-576-9077
NSN 6220-01-586-6322
NSN 6105-00-539-0393
NSN 2925-01-457-5649