BELL & GOSSETT 3/4 VAC BREAKER

Hydronic Vacuum Breaker; Nominal Size 3/4 Inch; End Connection Male Threaded; Temperature Rating 300 Deg F; Pressure Rating 240 PSIG; Used On Item Steam Heating System; Size 1-1/4 Inch Width x 3 Inch Height; Adjustable Range 1/4 to 20 Inch (Mercury) Vacuum

1-1/4" x 3", 3/4" MPT, 240 PSIG, 1/4 to 20" Mercury Vacuum Adjustable, Hydronic Vacuum Breaker
Designed to Protect Closed Vessels and Piping Systems against Collapse when the Induced Vacuum Exceeds Design Condition

Size 1-1/4 Inch Width x 3 Inch Height; Adjustable Range 1/4 to 20 Inch (Mercury) Vacuum