- Body Material: BRASS
- Nominal Size: 1/2 in
- Pressure Rating: 150 psi
- Connection Type: MNPT
- Manufacturer: Caleffi
- Manufacturer #: 561402A
- Series: 561
- Temperature Rating: 250 deg F
Caleffi Service Check Valve, Series: 561, 1/2 in Nominal Size, MNPT, 150 psi, 250 deg F, Brass Body
- Features
- Product Videos
- For removal of air vent or expansion tank without purging system
- 1/2 in NPT is used for DISCAL® sir separator 551 series
- Service check valve for removal of air vent or expansion tank without purging system
- Fits automatic air vents 502 series