Cherne® Test-Ball® 276-348 Zinc Plated Chain Black/Yellow Natural Rubber Multi-Size Pneumatic Plug, 2.8 - 4-1/4 in

Test Plugs & Balls
139299 MFG #: 276-348
Requires Quote

Cherne® Test-Ball® Multi-Size Pneumatic Plug, Series 276, Pipe Size: 2.8 - 4-1/4 in, 2.64 in Deflated Length, 40 psi Inflation, Natural Rubber, Zinc Plated Chain, Black/Yellow, 2.8 - 4-1/4 in Dia, Deflated Diameter: 2.64 in

  • Features
  • Videos
  • Seals both round and out of round pipe
  • Zinc plated steel chain and ring handle acts as an anchor to prevent plug from sliding down a line
  • Natural rubber provides great sealing properties as well as excellent expansion and memory
  • 17 psi maximum back pressure at 40 ft head
  • Molded-in valve inflation thread and removable chain
  • Applications: For use to block flow (water DWV test) or as a back plug for sewer air testing