LPG gas by pass valve 

feature :  is used as cylinder filling pump as well as aerosol propellant pumps 

a combination bypass and priming valve specifically designed for small cylinder filling type pump . especially of the regenerative turbine type .

is a combination bypass and priming valve designed specifically for small cylinder filling pumps such as turbine pumps. The patented vapor elimination system improves the pumping efficiency and minimizes wear by keeping the pump consistently primed. The B166B is smooth operating bypass with moderate to high pressure build-up and is available in 3/4" and 1" sizes.

Typical Applications: Ideal for small cylinder filling pumps and aerosol propellant feed pumps.

• Connections: 3/4” or 1” inlet & outlet
• Differential pressure range: 25–225 psi (1.7–15.5 bar)
• Maximum working pressure: 400 psig (27.6 bar g)
• Capacity: 40 gpm (151 l/min)

 package : wooden package 

leading time : 10 days after payment 

Shanghai Cowell Machinery Co., Ltd. (Cowell) is a family group company. We are a professional manufacturer of Fueling equipments since 1980’s. 

Registered in Shanghai, and managed by a professional team, Cowell delivers quality, efficiency, and expertise to our clients worldwide, being dedicated to providing the below full line products: 

1) Fuel and LPG dispenser & its components – fuel dispensers, flow meters, fuel pumps, nozzles, separators, manometers, solenoid valves, differential valves, hoses and other related products

2) Mechanical PD Flow Meters & Pumps - positive displacement flow meters and pumps, loading and unloading meters & pumps, Electric Transfer Pump Units, etc.

3) Additional, tank truck parts & digital flow meters.

Cowell factory has Numberical Control Machine Center, Numberical Lathe Machine, Meter Testing Tables, Pump Testing Tables etc. advanced inspecting & testing machines, 3D measurement system.

We have more than 200 employee and 10 senior technical engineers.

Our products are durable, reliable and economical and have obtained ISO9001 certificate, certain products have gained the ATEX CE certificate & UL certificate. The products are exported to USA, Europe, Middle East, South East Asia and Africa etc.

“Cooperation for mutual benefit based on sincerity and credit” is our philosophy. It is our everlasting pursuit to provide our customers with high quality products at competitive prices and efficient customer services.

 you can reach us by 

Wechat :17363326415

QQ :2951261921