BY PASS VALVES

By-Pass Valves

B166 (3/4",1")
Autimatic Dual-Purpose
By-Pass Valve T166 (1-1/4",1-1/2")
Pump Flow Control Valve B177(1-1/4",1-1/2",2",2-1/2")
Differential By-Pass Valve

Typical Applications:

On all cylinder filling pumps as well as aerosol propellant feed pumps. Large Capacity pumps filling variable size tanks and bottles
such as those used with delivery trucks or multi-spot cylinder filling. In liquified-gas bulk-plant installations for the loading and unloading pumps.

SPECIFICATIONS

Specifications	Model
	B166	T166	B177
Inlet	3/4",1"	1-1/4",1-1/2"	1-1/4",1-1/2",2",2-1/2"
Outlet	3/4",1"	1-1/4",1-1/2"	1-1/4",1-1/2",2",2-1/2"
Slip-on Flange Option	No	No	2",2-1/2"
Differential Pressure Range PSI (Bar)	25-225 (1.7-15.5)	25-225 (1.7-15.5)	20-160 (0.7-11)
O-Ring Material Option	Buna N(standard), Neoprene®,Teflon®,Ethylene-Propylene*

*Ethylene-Propylene not available for B177

PERFORMANCE

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B166 (3/4",1") Autimatic Dual-Purpose By-Pass Valve	T166 (1-1/4",1-1/2") Pump Flow Control Valve	B177(1-1/4",1-1/2",2",2-1/2") Differential By-Pass Valve
Typical Applications:
On all cylinder filling pumps as well as aerosol propellant feed pumps.	Large Capacity pumps filling variable size tanks and bottles such as those used with delivery trucks or multi-spot cylinder filling.	In liquified-gas bulk-plant installations for the loading and unloading pumps.