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 6685-01-146-4498
NSN 5835-00-835-7838
NSN 5935-01-176-7259
NSN 5990-01-106-7459
NSN 5945-01-408-2528
NSN 5965-01-352-4906
NSN 6105-01-463-2387
NSN 4140-01-380-6690
NSN 5930-01-500-1799
NSN 6610-00-222-4108
NSN 6240-01-249-9840
NSN 6145-00-596-2606