This is a Milwaukee Valve swing Y check valve. Please refer to the technical specifications in the listing for more information.
We have inspected this item and we do not have the capability to install the unit to fully test it. There are some cosmetic scuffs and scratches throughout the unit. Please refer to the photos for more information.
This unit only includes what is photographed in the listing.
Technical Specs
| Item | Swing Y Check Valve |
| Manufacturer Part Number | 509Y 3" |
| Valve Body Style | Y-Style |
| Pipe Size | 3 in |
| Body Material | Bronze |
| Connection Type | FNPT x FNPT |
| Media Temp. Range | -20 °F to 425 °F |
| Flow Rate | 297 gpm |
| Max. Pressure (CWP) | 200 psi |
| Max. Pressure (Steam) | 125 psi |
| Operating Temperature - Minimum | -20 °F |
| Operating Temperature - Maximum | 425 °F |
| Overall Length | 6.88 in |
| For Media | Gas; Oil; Steam; Water |
| Check Mechanism | Swing |
| Cracking Pressure | 0.5 psi |
| Flow Coefficient (Cv) | 240 |
| Mounting Orientation | Horizontal |
| Silent Check | Standard |
| Connection Size - Side 1 | 3 in |
| Connection Gender - Side 1 | Female |
| Connection Type - Side 1 | NPT |
| Connection Size - Side 2 | 3 in |
| Connection Type - Side 2 | NPT |
| Connection Gender - Side 2 | Female |
| Seat Material | Bronze |
| Seal Material | Bronze |
| Disc Material | Bronze |
| Height - Cap to Inlet Center | 5-5/8 in |
| Includes Counterweight | No Counterweight |
| 3-A Compliance | Not Rated |
| Vacuum Service Rating | Not Rated |
| Valve Series | 509Y |