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 5990-01-461-8969
NSN 6610-01-075-2615
NSN 5945-00-186-5069
NSN 6220-00-819-9325
NSN 5925-00-185-4020
NSN 6110-01-355-4299
NSN 6610-01-442-3509
NSN 5925-01-251-5716
NSN 5835-01-297-1909
NSN 5960-00-443-1483
NSN 5915-00-553-8755
NSN 5985-01-238-0530