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Product Specifications:
| Item | Swing Check Valve |
| 3-a Compliance | Not Rated |
| Application - Valves | General Purpose |
| Body Material | Bronze |
| Cap To Inlet Center | 1 7/16" |
| Cap To Inlet Center | 1-7/16" |
| Check Mechanism | Swing |
| Connection Gender - Side 1 | Female |
| Connection Gender - Side 2 | Female |
| Connection Size - Side 1 | 1/4" |
| Connection Size - Side 2 | 1/4" |
| Connection Type | FNPT x FNPT |
| Connection Type - Side 1 | NPT |
| Connection Type - Side 2 | NPT |
| Cracking Pressure | 0.5 psi |
| Disc Material | Brass |
| Flow Coefficient (cv) | 3.3 |
| Flow Design | Single |
| Flow Rate | 3.3 GPM |
| For Media | Gas, Oil, Steam, Water |
| Full Flow - Valves | Yes |
| Height - Cap To Inlet Center | 1 5/16" |
| Includes Counterweight | No Counterweight |
| Material | Bronze |
| Max. Pressure (cwp) | 200 psi |
| Max. Pressure (steam) | 125 psi |
| Max. Steam Pressure | 125 psi WSP |
| Max. Temp. | 406°F |
| Max. Water Pressure | 200 psi |
| Media Temperature Range | -20°F to +406°F |
| Mounting Orientation | Horizontal |
| Mounting Orientation - Check Valves | Horizontal, Vertical |
| Mounting Position | Horizontal/Vertical |
| Operating Temperature - Maximum | 406°F |
| Operating Temperature - Minimum | -20°F |
| Overall Length | 2.5" |
| Pipe Size | 1/4" |
| Product Datasheet | milwaukee-valve-509-14.pdf |
| Seal | Brass |
| Seal Material | Bronze |
| Seal Material - Check Valves | Bronze |
| Seat Material | Bronze |
| Seat Material - Check Valves | Brass |
| Silent Check | Standard |
| Size | 1/4" |
| Vacuum Service Rating | Not Rated |
| Valve Body Style | Inline |
| Valve Series | 509 |
Shipping Info:
| Ship weight (kg) | 0.23 |
| Ship height (cm) | 3.05 |
| Ship length (cm) | 5.59 |
| Ship width (cm) | 5.08 |
| HS code | 8481301090 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Connection Type | Pipe Size | Mounting Position | Flow Rate | Overall Height | Cap To Inlet Center | Seal | Body Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
1509 - 12 | Sweat x Sweat | - | Horizontal | 10 GPM | 1.437" | 1 7/16" | - | Bronze | €93.94 | |
![]() |
1509 - 34 | Sweat x Sweat | - | Horizontal | 18 GPM | 1 11/16" | 1 11/16" | Viton | Bronze | €126.43 | |
![]() |
1509 - 114 | Sweat x Sweat | 1 1/4" | Horizontal | 54 GPM | 2.156" | - | - | Bronze | €263.73 | |
![]() |
HP1LSS42G2 060 | - | - | - | - | - | - | - | - | €23,010.28 | |
![]() |
HP1LSS42G3 060 | - | - | - | - | - | - | - | - | €24,466.45 | |
![]() |
HP1LSS42G3 080 | - | - | - | - | - | - | - | - | €33,089.04 | |
![]() |
HP1LSS42G3 100 | - | - | - | - | - | - | - | - | €46,864.46 |
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MILWAUKEE VALVE 509 - 14 Swing Check Valve, Swing, Inline Valve Body, 1/4 Inch Pipe Size, FNPT x FNPT, Bronze
€90.32 /unit


