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

  • Mfr # 509 3/4
  • Zoro # G0688143
product price: 
$
60.38
/ea

Key Features

Pipe Size
3/4"
Connection Type
Threaded
Connection
FNPT
Body Material
Bronze
Seat Material - Check Valves
Brass
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Specifications

Product Information

MFR #
509 3/4
Zoro #
G0688143
UPC #
697988580817
Country of Origin
United States

Dimensions

Pipe Size
3/4"
Length
2.63"
Size
3/4"
Pipe or Tube Size - Check Valves
3/4 in
Overall Length
3.19 in
Pipe or Tube Size
3/4 in
Nominal Valve Size
3/4 in
Connection Size - Side 2
3/4 in
Height - Cap to Inlet Center
1 11/16 in
Connection Size - Side 1
3/4 in
Wire Rope Length
3.19 in

Details

Connection Type
Threaded
Connection
FNPT
Body Material
Bronze
Seat Material - Check Valves
Brass
Seal Material - Check Valves
Bronze
Max. Temp.
406 Degrees F
Flow - Valves
18.00 gpm
Max. Steam Pressure
125 psi WSP
Max. Water Pressure
200 psi
Cap to Inlet Center
1 11/16 in
Max. Pressure
125 psi SWP - 200 psi WOG
Mounting Orientation - Check Valves
Horizontal, Vertical
Application - Valves
General Purpose
Connection Type - Check Valves
FNPT x FNPT
Material of Construction
Bronze
Max. Water Pressure - Valves
200 psi @ 150 Degrees F
Min. Temp. - Valves
-20 Degrees F
Cracking Pressure
0.5 psi
Max. Temp. - Valves
406 Degrees F
Max. Steam Pressure - Valves
125 psi WSP
Item - Check Valves
Check Valve
Item
Swing Check Valve
Body Material - Valves
Bronze
Sub-Category
Bronze
Standards
ASTM B16, ASTM B62
Mechanism and Body Design
Inline Swing
Seal Material
Bronze
Cracking Pressure - Check Valves
0.750 to 1.000 psi
Full Flow - Valves
Yes
Flow Design
Single
Mounting Position
Vertical or Horizontal
Seat Material
Bronze
Flow
18 gpm
Mounting Orientation
Horizontal
Seal
Brass
Type
Swing
Connection Gender - Side 1
Female
Check Mechanism
Swing
Valve Body Style
Inline
Coefficient of Volume (Cv)
18
3-A Standard Compliance
Not Rated
Check Mechanism Material
Brass
Operating Temperature - Maximum
406 Degrees F
Maximum Pressure - Operating
200 psi
For Media
Gas, Oil, Steam, Water
Vacuum Service Rating
Not Rated
Includes Counterweight
No Counterweight
Connection Gender - Side 2
Female
Operating Temperature - Minimum
-20 Degrees F
Silent Check
Standard
Connection Type - Side 1
NPT
Connection Type - Side 2
NPT
Maximum Pressure - Steam
125 psi
Valve Series
509

Description

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

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