SHAW PLUGS Mechanical Expansion Plug: Snap Handle, End of Pipe, For 2 1/4 in Pipe
SKU 3G-OTH-473186
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Frequently Asked Questions
What is a SHAW PLUGS mechanical expansion plug used for?
A SHAW PLUGS mechanical expansion plug with snap handle is used to temporarily seal the end of a pipe for pressure testing, maintenance, or system isolation. It provides a quick, reusable closure for 2 1/4 in pipe in industrial plumbing, HVAC, and process piping applications.
What are the specifications of the SHAW PLUGS 51021?
The SHAW PLUGS 51021 is a snap-handle mechanical expansion plug for end-of-pipe use, fitting 2 1/4 in pipe. It features a neoprene plug for a tight seal. The manufacturer part number is 51021, and it is designed for temporary blocking and pressure testing.
Where to buy SHAW PLUGS 51021 worldwide?
3G Electric supplies the SHAW PLUGS 51021 mechanical expansion plug to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this snap-handle closure plug for 2 1/4 in pipe.
How to install a snap-handle mechanical expansion plug?
To install a snap-handle mechanical expansion plug like the SHAW PLUGS 51021, insert the neoprene plug into the pipe end, then snap the handle to expand the plug against the pipe wall. Ensure the pipe is clean and dry for a proper seal. Always follow manufacturer guidelines for pressure limits.
SHAW PLUGS Products
3G Electric supplies SHAW PLUGS snap-handle closure blocking plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









