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 5945-01-174-6645
NSN 6610-01-185-5832
NSN 5999-01-418-0941
NSN 5950-00-588-8876
NSN 6135-00-877-1659
NSN 7035-01-607-7716
NSN 5950-00-060-8092
NSN 6320-00-242-3300
NSN 5925-01-442-3792
NSN 5925-00-452-1270
NSN 5950-00-151-4870
NSN 5925-00-462-9164