| Body Material | : | Brass |
| Connection Type | : | Sweat |
| Disc Material | : | Brass |
| Inlet to Outlet Length | : | 3.51 in |
| Lead-Free/Contains Lead | : | Lead-Free |
| Nominal Size | : | 1 in |
| Packing Material | : | Fiber |
| Pressure Rating | : | 200 psi |
| Series | : | 521 Series |
| Temperature Rating | : | 180 deg F |
| Top to Inlet Center | : | 1.77 in |
Matco-Norca™ Swing Check Valve, 521 Series, 1 in Nominal, Sweat Connection, 200 psi, 180 deg F, 3.51 in Inlet to Outlet Length, 1.77 in Top to Inlet Center, Brass Body, Brass Disc, Fiber Packing, Lead-Free