31653 BECKETT BURNER FLANGE GASKET FOR 4 INCH DIAMETER AIR TUBES

🔥 31653 BECKETT BURNER FLANGE GASKET – 4 INCH DIAMETER AIR TUBES

The Beckett 31653 flange gasket is a heavy-duty replacement designed for 4-inch diameter oil burner air tubes. Constructed for durability, this gasket ensures a reliable seal between the burner and flange, preventing air leaks and maintaining optimal combustion performance.

This universal gasket is compatible with multiple Beckett burner models and is a direct replacement for older part numbers.

✅ Key Features

• Heavy-duty 1/16" thickness for a secure, long-lasting seal

• Universal fit for Beckett 4-inch air tube burners

• Compatible with AF, AFG, SR, SF, C375, CF500, CF800, and NX series

• Fits 5432 and 5850 “round” flanges

• OEM-quality replacement for Beckett 3616

• Durable construction resists wear, heat, and fuel exposure

📊 Technical Specifications

⚙️ Common Symptoms Indicating Gasket Replacement

• Air leaks at the burner flange

• Inconsistent flame or poor combustion

• Increased smoke or soot buildup

• Burner performance issues despite proper nozzle and fuel setup

• Difficulty maintaining proper draft

🛒 Shopping Tips

• Always verify gasket size matches your burner’s air tube diameter (4 inches)

• Check compatibility with your burner model (AF, AFG, SR, SF, C375, CF500, CF800, NX)

• Inspect your existing gasket for cracks, warping, or compression before reusing

❓ Frequently Asked Questions (FAQ)

Q: Can this gasket fit older Beckett burners?
A: Yes, it replaces Beckett part 3616 and S70-170, fitting older 4-inch air tube models.

Q: Will this work with my CF500 burner?
A: Yes, the gasket is compatible with CF500 as well as AF, AFG, SR, SF, C375, CF800, and NX series burners.

Q: What thickness is the gasket?
A: The gasket is 1/16 inch thick.

Q: Is this a universal replacement?
A: Yes, it’s designed as a universal gasket for 4-inch air tube burners with compatible round flanges.

⚠️ Notes

• Ensure the gasket is properly seated to prevent air leaks

• Replace any damaged or worn gaskets during routine maintenance to maintain burner efficiency