Purple Valves
PRPFL038

CV04 BS5153 Swing Check Valve with Counterweight

A BS5153 bolted-bonnet swing check valve with lever and counterweight to prevent flow reversal and reduce slam.

SizeDN50-DN400PressurePN10/PN16BodyBolted bonnet swing check
Overview

The CV04 swing check valve conforms to BS5153 face-to-face dimensions and uses a hinged disc to automatically prevent reverse flow through the pipeline. The external lever and counterweight assist disc closure and help reduce slamming on flow reversal, protecting pumps and downstream equipment from water hammer. Built with a ductile iron body and available with either rubber or metal seating, the valve is FBE-coated for durability in water and wastewater service.

Technical Detail

Specifications

Size Range
DN50-DN400
Pressure Rating
PN10/PN16
End Connections
Flanged (EN1092-2 PN10/16)
Body Material
Ductile iron GGG50
Seat Material
GGG50+EPDM / Brass
Body Style
Bolted bonnet swing check
Operation
Automatic with lever and counterweight
Applications
Water and wastewater pumping stations, fire-fighting mains, and pump discharge protection.
Design Standard
BS5153
Testing Standard
EN12266; ISO 5208
Face to Face Standard
BS5153
At a Glance

Key Features

  • Bolted bonnet
  • Lever and counterweight
  • Rubber or metal seated
  • RAL5017 FBE coated surface

Options

  • Rubber seated
  • Metal seated
Contact

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