Hoffman 401432 76, 1/2 x 3/4 Straight Main Steam Vacuum Valve

Product Description

The Hoffman 401432 is a straight main steam vacuum valve designed for one-pipe vacuum systems. This valve features a float-type thermostatic vent and is suitable for medium to large applications. It has a single non-adjustable port with a half-inch NPT female connection and a three-quarter-inch NPT male straight shank. Installation should be done six to ten inches above the horizontal return and eight inches above the boiler water line. The maximum operating pressure is three psig, with a maximum pressure of fifteen psig.

• Float-type thermostatic vent
• Designed for medium and large one-pipe vacuum systems
• Non-adjustable port configuration

Product Highlights

This product helps ensure efficient steam flow and proper venting in steam heating systems.

Product Information

Standard Information

• Brand: Hoffman
• MPN: 401432

Technical Specifications

• Type: Vacuum Valve, Float-type Vent
• Size: 1/2 x 3/4
• Material: Steel
• Application: Main Vent
• System Type: Steam
• Thread Size: 3/4, 1/2
• Thread Type: Female, Male
• Max Pressure: 15 psig
• Max Temperature: 240°F
• Min Temperature: 140°F
• Adjustability: Non-Adjustable