Oil Pump Two Stage Pump - Webster

22R322D‑5AA14 Webster Two‑Stage Fuel Pump 

Webster 22R322D‑5AA14 is a 22R‑Series two‑stage fuel pump designed for oil‑fired burner systems requiring staged pressure control for low‑ and high‑fire operation. It is commonly used in commercial and light‑industrial heating equipment.

Technical Specifications

• Pump Type: Two‑Stage Fuel Pump
• Series: Webster 22R (3450 RPM)
• Fuel Type: No. 2 fuel oil and lighter
• Rotation: Clockwise (viewed from shaft end)
• Motor Speed: 3450 RPM
• Pump Capacity:
  • ~34 40 GPH (application‑dependent)
• Pressure Range:
  • Typical operating: 100 PSI
  • Maximum rated: up to 300 PSI (two‑stage configuration) 
• Port Size: 1/4" NPTF (nozzle outlet varies by configuration)
• Pump Configuration: Two‑stage, Service Saver / R‑Series design
• Seal Type: Double‑lip shaft seal
• Filtration: Integrated rotary self‑cleaning filter