This is a closing plug with an external square. It is made of malleable cast iron and has a zinc coating for corrosion protection.
Specifications
Thread : 2 1/2 inch
Connection type : Outer thread conical BSPT-R
Material : Malleable cast iron
Max pressure at 20 °C (bar) : 25
Material connection 1 : Malleable cast iron
Surface protection connection 1 : Galvanic zink plated
With drain : No

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