CNC380 Pressure/Vacuum Relief Valve
Pressure to Atmosphere
Vacuum from Atmosphere
A216 WCB Carbon Steel Body & Mild Weatherhood with
316 Stainless Steel Pallets & Internal Trim
Lead Pallet Loading Weights
PTFE Diaphragms & Seat "O" Rings
Size : 4" Flange Drilled ANSI 150# F/F
Standard Finish Grey Undercoat Primer
SET PRESSURE : + 125mmH2O
SET VACUUM : - 50mmH2O

Breather Valve

- Body and Bonnet material: SA 216 WCB

- Valve type: By Vendor

- Sizing: Without Flame Arrestor

- Sizing & End Connection Inlet & Rating: By Vendor, FF 150#

- Sizing & End Connection Outlet & Rating: By Vendor, FF 150#

- Body and Cover Material: Carbon Steel

- Seat Material: 316 SS

- Pallet Material: AL/SS

- Type of Seat: Soft

- Diaphragm & O Ring Material: By Vendor

- Tank Capacity: 750 M3

- Full Open Pressure: 125mm H2O(G)

- Max Vacuum Press.: 50 mm H2O (G)