Cherne® 41408 12″ Test-Ball® Plug, Single-Size Underground

Cherne® Single-Size Underground Test-Ball® Plugs are designed for blocking flow, allowing for maintenance in sanitary and storm sewer systems. These plugs may also be used as a back plug for sewer air tests. Cherne Industries is a global leader in pipe plugs, blocking and testing.

Specifications

Nominal Size:	12 in. (300 mm)
Deflated Diameter:	10.25 in. (260 mm)
Deflated Length:	13.75 in. (350 mm)
Maximum Back Pressure:	17 PSI / 40 ft.
Usage Range:	10.50 in. – 12.25 in. (267 – 311 mm)
Chain Eye Bolts:	3/8″
Inflation Pressure:	25 psi (1,7 bar)
Inflation Thread:	1/4 in. (1)