Everlasting Blowdown Valve 4000-S(57), 1-1/4", Class 300

$1,157.14
In stock
SKU
4000-S(57)-1-1/4

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Everlasting Blowdown Valve 4000-S(57), 1-1/4", Class 300 Specifications
  • Size: 1-1/4"
  • Pressure Class: ASME/ANSI Class: 300
  • Maximum Blow-Off Service: 485 psi
  • Operating Pressure Limits: 300 psi
  • Body Material: Carbon Steel
  • Connections: Threaded
  • Operators: Lever
  • Configurations: Straight-Thru-Follow Pattern
  • Suitable Use: Water Column Drain, Blow-Off Valves

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  • The Everlasting 4000-S(57), 1-1/4", boiler blow down valves are based on ASME boiler and pressure vessel section 1 codes and ANSI B16.31 power piping codes. Applications include steam boiler blow down, surface blow down, water column drain, and shut-off and stop valves.

    The 4000A series comes with a cast iron body, threaded ends, and a straight lever. It is available in sizes 1” through 2.5” and is rated at 250 lbs with a maximum blow off pressure of 200psi. This is a quick opening valve.

    The 4000S(57) is the same as the 4000A except that it is rated as a 300 lb class valve with a maximum blow off pressure of 490psi.

    The 4000S(58) is rated as a 600 lb class valve with a maximum blow off pressure of 935psi.

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