RS PRO Black Cast Iron Square Tube Plug 25.4x25.4 mm 526-0667

RS PRO 526-0667 Black Cast Iron Square Tube Plug is engineered as a durable solution for closing and protecting square tube ends measuring 25.4x25.4 mm in external dimensions. Crafted from robust cast iron, this tube plug provides excellent mechanical protection and resistance to wear in industrial and structural environments.

The black finish offers added corrosion resistance, extending operational life in demanding conditions including fluid power systems, mechanical frameworks, and general industrial use. The plug’s design ensures easy installation and a secure fit within the square tube ends, effectively preventing ingress of dirt, moisture, and contaminants.

Manufactured in the United Kingdom, this component is ideal for engineering applications requiring reliable tube end protection. The product has no specific standards or approvals but is part of RS PRO’s range of structural system accessories tailored for professional industrial use.

Applications include use in machinery frameworks, structural assemblies, fluid power installations, and other industrial settings where square tubing is common. It preserves the integrity of the tube while preventing damage during transportation and use.

Constructed from cast iron for strength and durability. Black color finish for corrosion resistance. Designed to fit 25.4x25.4 mm square tubing. Suitable for mechanical and industrial structural applications. Manufactured in the United Kingdom.

Protects tube ends against damage, dirt, and moisture ingress. Simple and secure installation in square tube ends. Browse EnvMart’s extensive section of tube stops and plugs for complementary accessories and structural hardware.

Explore more products in our Structural Systems category.