FIG 158B
Back Pressure Valve - Vertical
Transportation Equipment | Back Pressure Valves | Valves and Fittings | Back Pressure Valves | Check Valves
FIG 137B
Back Pressure Valve - Angle Type
Single poppet one way check valve used to maintain product flow in one direction.
Product Features
Standard Features
Metal-to-metal seats
Thermal expansion available (25 or 50 PSI approximate)
5 to 7 PSI spring settings
Construction Details
- Body: Brass
- Cap: Brass
- Plunger: Brass
- Spring: Stainless steel
- Expansion valve: Brass with FKM
Product Ordering Instructions
| Figure | Suffix | Size | Description | Weight (lbs) |
| 137B | 0300 AV | 2” | Back Pressure Valve-Angle Type | 6.25 |
| 137B | 0700 AV | 2” | Back Pressure Valve-Angle w/25 PSI ER | 6.25 |
| 137B | 1700 AV | 2” | Back Pressure Valve-Angle w/50 PSI ER | 6.25 |