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Appendix B—Specifications
Specification
B166
T166
Inlet
3/4", 1"
1-1/4", 1-1/2"
Outlet
3/4", 1"
1-1/4", 1-1/2"
Differential pressure range
psi (bar)
25–225 (1.7–15.5)
25–225 (1.7–15.5)
B166
Patented vapor recovery system keeps the pump primed at all times and minimizes wear.
T166
Opens gradually as the pressure builds up to modulate the flow. Continuous internal bleed assists in
eliminating vapors.
B166
Combination bypass and priming valve
Flows up to 40 gpm (9.1 m
3
/hr)
T166
High pressure build-up valve
Flows are 30 to 100 gpm (6.8 to 22.7 m
3
/hr)
B166
Used with small cylinder filling pumps and
aerosol propellant feed pumps.
T166
Used with truck pumps and multi cylinder
filling pumps.
Part
Model
Standard Material
Optional Material
Valve body
B166, T166
Ductile iron: ASTM 536, 60-40-18
Valve bonnet
B166, T166
Ductile iron: ASTM 536, 60-40-18
O-rings
B166, T166
Buna-N
Neoprene
®1
, Viton
®1
,
Ethylene propylene,
Kalrez
®1
Spring
B166, T166
Music wire/chrome silicon
Adjusting screw gasket
B166, T166
1010 hot rolled steel
Spring guide
B166, T166
8620 A322 ASTM steel
Relief Valve
B166, T166
17-4 PH stainless steel
1
Registered trademark of the DuPont company.
Material Specifications
Operating Specifications
Features & Benefits
Equipment Type
Applications
B . Specifications
C . Performance
Appendix C—Models B166 and T166 Performance Curves
B166 Performance Curve
T166 Performance Curve
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Содержание B166
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