4 in. Cast Iron Flanged Check Valve

Part #G280DP  |  Item #4935830  |  Manufacturer Part #280-D 4

Valve Size:

4 in
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Product Details

  • Silent check valves were developed to eliminate water hammer due to water flow reversal in clear water pump applications
  • Vertical and horizontal mounting
  • Valve opens when upstream pressure exceeds downstream pressure by 1/4 to 1/2 psi
  • An internal spring closes valve just prior to an equalizing pressure on both sides providing a quiet and shock less valve closing
  • Maximum recommended flow velocity for all valves is 12' per second
  • Globe style valve body is cast iron with bronze plug, seat and bushings, stainless steel spring and screws and Buna-N O-ring
  • Globe style flanged valves 2" thru 12" are rated at 200 psi with Class 125 flanges

Specifications

ANSI Specifications: ANSI B16.1

API Specifications: API 598

End Connection 1: Flanged

End Connection 2: Flanged

End Connections: Flanged

FM Approved: No

IAPMO Listed: No

Installation Type: [Horizontal Mount, Vertical Mount]

Length: 7-1/4 in

MSS Specifications: MSS SP-6

Material: Cast Iron

Maximum Pressure: 200 psi

NSF Certified: No

Pressure Class: 125#

Recommended Valve Application: Water

UL Listed: No

Valve Body Style: Globe

Valve Size: 4 in

Valve Type: Check Valve

Weight: 40