Watts Figure 41A - Manual

For ASME Section VIII Service on Air, Gas, Vapors
ES-FIG41A
Job Name ––––––––––––––––––––––––––––––––––––––––––– Contractor ––––––––––––––––––––––––––––––––––––––––––––
Job Location ––––––––––––––––––––––––––––––––––––––––– Approval –––––––––––––––––––––––––––––––––––––––––––––
Engineer ––––––––––––––––––––––––––––––––––––––––––––– Contractor’s P.O. No. –––––––––––––––––––––––––––––––––––
Approval ––––––––––––––––––––––––––––––––––––––––––––– Representative ––––––––––––––––––––––––––––––––––––––––
Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements,
please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials with-
out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
Series Figure 41A
Bronze and Cast Iron Safety
Relief Valves
For Air, Gas, and Vapors
Sizes: Bronze - 1 ⁄
2
" – 2 1 ⁄
2
" (15 – 65mm)
Cast iron - 1 1 ⁄
2
" – 6" (40 – 150mm)
Figure 41A is a safety relief valve for air, gas and vapors. It is
used on compressors, receivers, burners and other piping
systems. Figure 41A safety relief valves are rated up to
250psi (17.2 bar) and 406˚ F (208˚ C) and meet ASME Code,
Section VIII.
Features
• 2 piece body design
• Enclosed springs
• 2-ring control provides precise pop action and
seat tightness
• Single unit cap and lifting lever
Approvals
Rated in accordance with ASME Section VIII
Pressure — Temperature
Maximum Working Pressure: 250psi (17.2 bar)
Maximum Working Temperature: 406°F (208°C)
Fig. 41A
Bronze safety valves
Fig. 41A
Flanged cast iron safety
valves