49925 - Webster Vacuum Breaker 48598 (EA)

The 49925 - Crown WEBSTER Vacuum Breaker (P/N 48598) is a specialized valve used in fuel oil systems, particularly for HVAC and burner applications. Here's a detailed overview based on manufacturer specifications:

🔧 Product Features

• Part Number: 48598
• Model: 49925 (Crown Engineering)
• Type: Vacuum breaker / suction line check valve
• Ports: 3/8"-18 NPTF
• Seal: Viton "O" ring seat for durability and chemical resistance
• Flow Capacity: Up to 285 gallons per hour (gph)
• Vacuum Rating: At 285 gph, vacuum is approximately 7 inches Hg

✅ Applications

• Used in fuel oil burner systems to prevent vacuum lock
• Can function as a suction line check valve
• Helps maintain consistent fuel flow and protects against backflow