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Protective plug
CMP Products

The CMP Type 757 range of Stopper Plugs is designed to provide a permanent or temporary means of blanking unused cable entry holes in Flameproof and Increased Safety enclosures, enabling the equipment to be safely deployed in the hazardous area. The 757 range of Stopper Plugs is produced with a Hexagon Head, making it possible to install or remove with either an open ended or ring type spanner or wrench.

A General Purpose Industrial version is also available.

The CMP Type 757 Stopper Plug design allows for the addition of an entry thread sealing washer, which is available as an optional extra. Alternatively, this is also available with an optional Integral Entry Thread "O" Ring seal.

CMP Type 757 Stopper Plugs are available in Brass, Aluminium, Stainless Steel or Nylon (Ex e), and can be supplied for both Industrial and Hazardous Area applications, in a variety of thread forms and sizes. Please refer to Table "D" on the Ordering Definitions page.