Core material is tin; core included; size designation 3/8 inch; casing material is brass qq-b-626 alloy 360 1/2 hard; heat number stamped on core included; blowoff line type threaded
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 6610-01-083-1446
NSN 5985-01-549-9637
NSN 5930-00-621-2206
NSN 6145-01-410-8322
NSN 5990-01-419-0661
NSN 6220-01-331-3468
NSN 5960-01-063-6846
NSN 6135-01-370-2599
NSN 4140-00-736-8813
NSN 5996-01-088-7074
NSN 5998-01-176-0576
NSN 6105-01-492-7354