CHERNE Test-Ball Plug: For 20 in Pipe, Tether Channel Tether, Smooth Body Surface
The CHERNE Test-Ball Plug is a pillow-style single-size plug for 20 in pipe, featuring a smooth body with tether channel tether and a 43 in deflated length. Its plug seal is made of elastic urethane (MPN 277128). 3G…
SKU 3G-OTH-480850
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Product Description
The CHERNE Test-Ball Plug is a pillow-style single-size plug for 20 in pipe, featuring a smooth body with tether channel tether and a 43 in deflated length. Its plug seal is made of elastic urethane (MPN 277128). 3G Electric interprets this demand and delivers the genuine part, backed by specialist expertise in combustion, pumps and controls across 14 industrial departments.
Frequently Asked Questions
What is the CHERNE Test-Ball Plug used for?
The CHERNE Test-Ball Plug is used to seal and test 20 in pipes during hydrostatic or pneumatic pressure testing. Its elastic urethane seal and smooth body provide a reliable, leak-proof closure for pipeline maintenance, repair, or inspection applications.
What are the specifications of the CHERNE Test-Ball Plug?
The CHERNE Test-Ball Plug (MPN 277128) is a pillow-style single-size plug for 20 in pipe. It features a smooth body with tether channel tether, a 43 in deflated length, and a plug seal made of elastic urethane. Body type is smooth body.
Where to buy the CHERNE Test-Ball Plug worldwide?
3G Electric supplies the genuine CHERNE Test-Ball Plug worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source and deliver this part to support your pipeline testing needs.
How to install the CHERNE Test-Ball Plug?
To install the CHERNE Test-Ball Plug, deflate the plug fully, insert it into the 20 in pipe, then inflate to the recommended pressure until the elastic urethane seal contacts the pipe wall. Always follow manufacturer guidelines for pressure limits and tether use.
CHERNE Products
3G Electric supplies CHERNE pillow style single-size plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









