PT-30V, 14 Gallon Non-ASME Expansion Tank Zoom

PT-30V, 14 Gallon Non-ASME Expansion Tank


Brand: Bell & Gossett

Bell & Gossett
1BN320 has been discontinued.
Direct Replacement:
Brand: Bell & Gossett



Tank Volume: 14 Gallons
Max Accepted Volume: 11.3 Gallons
Max. Working Pressure: 100 psi
Weight (lbs): 24 lbs
Diameter (Inches): 15-3/8"
Height: 23-3/4"
Thread Type: Female
Connection Type: Threaded
Application: Heating
Max Operating Temp: 200°F
Shell Material: Carbon Steel
Diaphragm Material: Butyl
Precharged PSI: 38 psi
Series: PT

Description for Bell & Gossett 1BN320

The Series PT expansion tank is designed to absorb the forces of expanding water and protect a potable water system from pressure build up. The FDA approved heavy duty butyl diaphragm with polypropylene liner (sizes PT-5 through PT-210V) and FDA approved heavy duty butyl bladder (sizes PT-451 through PT-457) completely isolate the water from the steel shell


  • Residential and light commercial applications
  • Controls system pressure
  • Protects plumbing fixtures
  • Eliminates relief valve blow-off
  • FDA approved materials
  • High maximum operating temperatures
  • Max. working pressure of 150 psi (PT-5 & PT-12) or 100 psi (PT-25V thru PT-210V)
Please Note: Image depicts tank models HFT-15 through HFT-90

PT-30V, 14 Gallon Non-ASME Expansion Tank

Q&A: Ask the Questions, share answers