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 5950-01-135-8191
NSN 5950-00-964-8678
NSN 5895-00-968-1488
NSN 6610-01-407-6416
NSN 5998-00-367-4281
NSN 6685-00-464-2773
NSN 6650-01-512-5843
NSN 6610-00-073-8038
NSN 5910-00-103-4424
NSN 5998-00-256-2028
NSN 5965-01-082-0739
NSN 6685-01-319-6006