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Product Specifications:
| Item | Swing Check Valve |
| 3-a Certified | Not Rated |
| Application-valves | General Purpose |
| Body Material | Bronze |
| Cap To Inlet Center | 1 11/16" |
| Cap To Inlet Center | 1-11/16" |
| Check Mechanism | Swing |
| Connection Gender Side 2 | Female |
| Connection Gender-side 1 | Female |
| Connection Size-side 1 | 3/4" |
| Connection Size-side 2 | 3/4" |
| 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 | 18 |
| Flow Design | Single |
| Flow Rate | 18 GPM |
| For Media | Gas, Oil, Steam, Water |
| Full Flow-valves | Yes |
| Height-cap To Inlet Center | 1 11/16" |
| Included Counterweight | No Counterweight |
| Length | 2 5/8" |
| Material | Bronze |
| Max. Operating Temp. | 406°F |
| 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 Temp. | -20°F to +406°F |
| Min. Operating Temp. | -20°F |
| Mounting Orientation | Horizontal |
| Mounting Orientation-check Valves | Horizontal, Vertical |
| Mounting Position | Horizontal, Vertical |
| Overall Length | 3.19" |
| Pipe Size | 3/4" |
| Product Datasheet | milwaukee-valve-509-1-4.pdf |
| Seal | Brass |
| Seal Material | Bronze |
| Seal Material-check Valves | Bronze |
| Seat Material | Bronze |
| Seat Material-check Valves | Brass |
| Silent Check | Standard |
| Size | 3/4" |
| Vacuum Service Rating | Not Rated |
| Valve Body Style | Inline |
| Valve Series | 509 |
Shipping Info:
| Ship weight (kg) | 0.38 |
| Ship height (cm) | 3.81 |
| Ship length (cm) | 6.86 |
| Ship width (cm) | 6.35 |
| HS code | 8481301090 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Connection Type | Body Material | Pipe Size | Max. Steam Pressure | Seal Material | Max. Operating Temp. | Min. Operating Temp. | Max. Temp. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
2885-M 2-1/2 | Class 125 Flange | Cast Iron | 2 1/2" | 125 psi | Bronze | 353°F | -40°F | - | €565.90 | |
![]() |
2974-M 2-1/2 | Flange x Flange | Cast Iron | 2 1/2" | 125 psi WSP | Cobalt Chrome Alloy | 350°F | -20°F | 350°F | €456.13 | |
![]() |
1509-3/8" | Solder | - | - | 125 psi WSP | - | - | - | 406°F | €65.76 | |
![]() |
1509 1-1/2" | Sweat x Sweat | Bronze | 1 1/2" | 125 psi WSP | Bronze | 406°F | -20°F | 406°F | €216.23 | |
![]() |
1509 2-1/2" | Sweat x Sweat | Bronze | 2 1/2" | 125 psi WSP | Bronze | 406°F | -20°F | 406°F | €658.75 | |
![]() |
2882-M 2-1/2" | Class 125 Flange | Cast Iron | 2 1/2" | 125 psi | Bronze | 353°F | -40°F | - | €646.48 | |
![]() |
HP1LCS5111 030 | - | - | - | - | - | - | - | - | €8,439.66 |
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MILWAUKEE VALVE 509-3/4 Swing Check Valve, Swing, Inline Valve Body, 3/4 Inch Pipe Size, FNPT x FNPT, Bronze
€120.23 /unit

