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 5835-00-223-7235
NSN 4140-00-983-8048
NSN 6150-00-955-9418
NSN 5960-01-360-4107
NSN 5999-00-419-0693
NSN 6240-00-248-6517
NSN 6320-01-350-5570
NSN 6135-01-335-9184
NSN 5925-00-177-4654
NSN 5920-01-467-8001
NSN 5915-00-286-3272
NSN 6130-01-331-6879