Delavan Oil nozzle 4.50GPH,80W 00450-80W7

SKU 00450-80W7 Brand Delavan
Delavan logo — Delavan spare parts for burners and boilers Brand Delavan
Buy Delavan Oil nozzle 4.50GPH,80W 00450-80W7

Key specifications

Flow rate4.5 GPH
Spray angle80 °
Spray patternW
Application - Oil burnersOil burner nozzle
FuelFuel oil
Maintenance requirementPeriodic replacement
Nozzle typeW
Compatible componentsSolenoid valve, preheater
all specifications (8) ↓

9.29EUR

in stock · 12

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Choose a nozzle by its marks

Nozzles of different brands interchange when the marks match: Flow rate, Spray angle, Spray pattern. Set them as on the old nozzle — below are the ones that fit, with price and stock.

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Description

Delavan oil nozzle 00450-80W7 is a precision consumable part for oil burners. It atomises fuel oil into a fine spray cone for combustion. The nozzle has a flow rate of 4.5 GPH (4.5 gallons per hour) and an 80° spray angle. Its spray pattern is W, with pattern variant 7. This nozzle is intended for use with fuel oil and works with compatible components such as solenoid valves and preheaters. Periodic replacement is required as part of routine maintenance.

Nozzle selection chart

Flow rate kg/h 45°60°70°80°90°
0.30 0.95 B
0.40 1.27 B BW B
0.50 1.59 W ABEW AW
0.55 1.75 BW W
0.60 1.91 W BEW W W
0.65 2.07 W BEW W
0.70 2.23 BW
0.75 2.38 ABW BW AW
0.80 2.54 W
0.85 2.70 W BW A AW
0.90 2.86 BW A
1.00 3.18 W BW
1.10 3.50 AR ARBW AR ARW
1.20 3.82 BW
1.25 3.97 W BW W
1.35 4.29 W ABW A
1.50 4.77 AW ABW W
1.65 5.25 W BW
1.75 5.56 BW
2.00 6.36 W BW W
2.25 7.15 W BW
2.50 7.95 W BW
2.75 8.74 W BW
3.00 9.54 W BW B
3.25 10.33 BW B
3.50 11.13 A BW B
3.75 11.92 BW B
4.00 12.72 BW B B
4.50 14.31 B BW W B
5.00 15.90 W BW B
5.50 17.49 B BW
6.00 19.08 B BW
6.50 20.67 BW BW
7.00 22.26 BW
7.50 23.85 BW BW
8.00 25.44 BW BW
8.50 27.02 B B B
9.00 28.61 B B B
9.50 30.20 B B B
10.00 31.79 B B B
11.00 34.97 B B
12.00 38.15 B B
13.00 41.33 BW
14.00 44.51 B AB
15.00 47.69 AB
17.00 54.05 B
18.00 57.23 A B
19.00 60.41 B
20.00 63.59 B B B
22.00 69.95 B B BBPS
24.00 76.31 B AB BBPS
26.00 82.66 B B B
28.00 89.02 B B B
30.00 95.38 B B B
32.00 101.74 B B B
35.00 111.28 B B B
40.00 127.18 B B B
45.00 143.07 B B B
50.00 158.97 B B B

Further details

Installation locationOil supply line between pump and combustion head
Nozzle TypeW
component_typeprecision consumable parts that atomise fuel oil into a fine spray cone

Choosing and fitting

Nozzles of this type are selected by flow rate, spray angle, and spray pattern; all three parameters must match the burner specification. Verify thread type and dimensions against the existing nozzle before ordering. The nozzle is installed in the oil supply line between the pump and combustion head, working with the solenoid valve and preheater where applicable.

Signs of failure

A worn or mismatched nozzle can cause sooting, pulsation, or unstable ignition. As the nozzle wears, the spray pattern changes, leading to poor combustion and higher fuel consumption. Check nozzle condition periodically and replace it during routine burner maintenance.

All specifications

Flow rate4.5 GPH
Spray angle80 °
Spray patternW
Application - Oil burnersOil burner nozzle
FuelFuel oil
Maintenance requirementPeriodic replacement
Nozzle typeW
Compatible componentsSolenoid valve, preheater

Part numbers

SKU00450-80W7
Additional article345.892.194

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