Wellmark W40 low-pressure gauge valves are intended for use with 5/8″ tubular gauge glass.
- Equipped with stainless steel ball check upstream of the seat to shut off flow in case of glass breakage
- Available in carbon and stainless steel
- Viton® Glass Seal
- Soft seat design for tight shutoff
- 600 psi rating at 100°F
- Maximum temperature 400°F non-steam applications or 340°F for steam applications
- Materials meet NACE MR0175 specifications
Sight Glass Tube Connection: 5/8″
Tank Connection: 1/2″ NPT
