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 6685-01-218-9171
NSN 6130-01-261-3053
NSN 7035-00-231-2871
NSN 2925-01-629-7757
NSN 6135-01-113-1507
NSN 5905-00-424-3099
NSN 6220-01-362-5303
NSN 2925-01-166-4589
NSN 5960-01-135-9778
NSN 6130-01-566-4982
NSN 5905-01-237-6061
NSN 6150-00-515-0764