5201-365-GGI is a non-return valve which permits water flow in one direction and prevents flow in reverse direction. This function is realized by a broadened bronze seat, to provide a long service time and leak-free sealing. It is widely used with various configurations in fire pump room, fire sprinkler systems, fire department connections, gravity pressure tank or by-pass connections etc.
| Part | Specification |
|---|---|
| Body | Ductile Iron ASTM A536 65-45-12 |
| Seat | Bronze ASTM B62 C83600 |
| Clapper | Carbon Steel WCB Q235 + EPDM |
| Clapper Arm | Stainless Steel AISI 304 |
| Washer | Stainless Steel AISI 304 |
| Hexagon Slot Thin Nut | Stainless Steel AISI 304 |
| Split Pin | Stainless Steel AISI 304 |
| Size | 2″/50 | 2.5″/65 | 3″/80 | 4″/100 | 5″/125 | 6″/150 | 8″/200 | 10″/250 | 12″/300 |
|---|---|---|---|---|---|---|---|---|---|
| L | 6.65/169 | 7.99/203 | 8.39/213 | 9.65/245 | 10.54/267 | 11.50/292 | 14.02/356 | 17.01/432 | 19.49/495 |
| H | 5.69/144.65 | 6.02/153 | 6.71/170.5 | 7.89/200.5 | 9.33/237 | 10.75/273 | 12.91/328 | 15.24/387 | 17.66/448.5 |
| OD | 60.3 | 73/76.1 | 88.9 | 114.3 | 139.7/141.3 | 165.1/168.3 | 219.1 | 273 | 323.9 |
As a direct manufacturer, we have dedicated measurement, installation, and production teams to ensure a perfect fit every time.
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