Compressed Gas Tanks Spuds

The compressed gas cylinder tank spud provides a method for attaching the cylinder valve to the cylinder. The compressed gas tank spuds also provide security in respect to the acetylene cylinders.


  • Compressed gas tank spuds provide a method for attaching valve protection devices
  • All OD thread forms and sizes are available including:
    • 3-1/8 x 11UN & 3-1/8 x 7 UN
    • 3-1/2 x 11 UN & 3-1/2 x 8UN
    • 3″-8NPT
    • 80W x 11 Whitworth Form
    • 89W x 1 Whitworth Form


  • Some styles provide fuse plugs containing lead, which is used in the case of a fire
  • If exposed to a fire that reaches 200 degrees Fahrenheit, the fuses would discharge out of the spud and release the gas to avoid an explosion
  • NPT, NGT, BSPT, & ISO ID thread sizes for valves and fuse plugs
  • Custom diameters offered to fit your compressed gas cylinder requirement