ASME Section VIII, Air/Gas Vacuum, 'UV' National Board Certified Safety Valves.

Model Descriptions

• Model 337: Has 'pull-ring' lift device for easy manual testing.
• Model 215V: Model used for Vacuum service.

Pressure and Temperature Limits

• Model 337: 1 to 60 psig -20° to 406°F
• Model 215V: 2-inch HG to 29-inch HG -20° to 400°F

Applications

• Protection of low to medium pressure high volume blowers, compressors and pneumatic conveying systems.
• Bulk hauling trailers/equipment.
• Light gauge tanks.
• Protection of high volume vacuum pumps and conveying systems.

Options
SS trim. (nozzle and disc) (Variation 03)

Features and Benefits

• Large nozzle design provides high capacity.
• Flat bronze valve seats are lapped for optimum performance.
• Warn ring offers easy adjustablility for precise opening with minimum pre-open or simmer and exact blowdown control.
• Pivot between disc and spring corrects misalignment and compensates for spring side thrust.