The B42 is a spring loaded self-operated regulator with internal relief option. The B42 features a molded
diaphragm, 6:1 lever ratio and one inch vent. The benefi t is a lighter more compact unit that provides the
power, capacity and relief performance of larger regulators.

APPLICATIONS
Consistent pressure reduction of gas for typical domestic and light commercia lapplications.

FEATURES

• Interchangeable aluminum orifi ce
• 12.6 sq. in. of diaphragm area
• Molded deep conv olution diaphragmwith o-ring seal
• Plated steel 6:1 lever
• One piece molded Buna-N valve seat
• Delrin® vent valve with Buna-N seat
• Spring-loaded internal relief valve assembly
• 1" and ¾ " threaded vent with stainless steel screen
• Fiberglass reinforced polyethylene seal cap with integral relief valve stop
• Field interchangeable adjustment spring