This is a Keckley 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 | Check Valve |
| Manufacturer Part Number | DD1F-CI-34136-600 |
| Pipe Size | 6 in |
| Body Material | Cast Iron |
| Connection Type | Wafer |
| Media Temp. Range | -20 °F to 250 °F |
| Max. Pressure (CWP) | 200 psi |
| Max. Pressure (Steam) | Not Rated |
| Flow Rate | 720 gpm |
| Silent Check | Standard |
| Seat Material | Buna-N |
| Seal Material | Buna-N |
| Disc Material | 304 Stainless Steel |
| Spring Material | 316 Stainless Steel |
| Operating Temperature - Minimum | -20 °F |
| Operating Temperature - Maximum | 250 °F |
| Overall Length | 3 in |
| For Media | Gas; Liquids |
| Connection Size - Side 1 | 6 in |
| Connection Size - Side 2 | 6 in |
| 3-A Compliance | Not Rated |
| Cracking Pressure | 1.05 psi |
| Check Mechanism | Double Disc |
| Flow Coefficient (Cv) | 720 |
| Mounting Orientation | HorizontalVertical |
| Vacuum Service Rating | Not Rated |
| Valve Series | DD |
| Connection Type - Side 1 | Wafer |
| Connection Type - Side 2 | Wafer |
| Valve Body Style | Inline |