Swing Check Valve, 509 Series, 3/4 in, FNPT x FNPT, Bronze Body

Swing Check Valve, 509 Series, 3/4 in, FNPT x FNPT, Bronze Body

$60.38
Sale price  $60.38 Regular price 
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Swing Check Valve, 509 Series, 3/4 in, FNPT x FNPT, Bronze Body

Swing Check Valve, 509 Series, 3/4 in, FNPT x FNPT, Bronze Body

$60.38
Sale price  $60.38 Regular price 

Shipping calculated at checkout

The MILWAUKEE VALVE 509 is a 3/4 in. swing check valve with an inline bronze body and FNPT x FNPT threaded connections. It uses a hinged swing mechanism configured for one-direction flow and reverse-flow closure. Rated for gas, oil, steam, and water service, it features a full-flow design with an 18 gpm flow rating.

Key Features:

  • 3/4 in. nominal valve size with 3/4 in. female NPT connections on both ends
  • Inline swing design with single-flow configuration
  • Bronze body with brass check mechanism and brass seat
  • Cracking pressure: 0.750 to 1.000 psi
  • Flow rating: 18 gpm; Cv: 18
  • Pressure ratings: 200 psi WOG, 200 psi water pressure at 150 degrees F, 125 psi WSP steam
  • Operating temperature range: -20 degrees F to 406 degrees F
  • Mounting orientation: horizontal or vertical
  • Overall length: 3.19 in.
  • Standards: ASTM B16, ASTM B62


  • Ship Pack Height: 1.5
  • Ship Pack Length: 2.7
  • Ship Pack Width: 2.5

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