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 5998-01-581-6584
NSN 6135-00-455-2425
NSN 6220-01-312-6329
NSN 6105-00-592-8578
NSN 6240-01-110-6235
NSN 2925-01-026-1000
NSN 5950-01-243-0835
NSN 5960-01-168-5010
NSN 5910-01-500-1977
NSN 6650-00-416-2953
NSN 6130-01-472-8774
NSN 4140-01-056-4453