Monarch Oil nozzle 2.50GPH,60HO 0986719

SKU 0986719 Brand Monarch
Monarch logo — Monarch spare parts for burners and boilers Brand Monarch
Buy Monarch Oil nozzle 2.50GPH,60HO 0986719

Key specifications

Flow rate2.5 GPH
Spray angle60 °
Spray patternHO
FuelLiquid fuel
Applicationburners
Fuel supply controlyes
Function - fuel air mixingefficient mixing
Device typeoil nozzles
Operating viscosity70 ssu (approx. 13 centistokes)
Operating pressure range200-450 psig (13.8 to 31bar)
Additional devicesfilters
Filter optionfilters
all specifications (12) ↓

40.50EUR

in stock · 2

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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.

all results (1) →

Description

The Monarch oil burner nozzle 0986719 is a component designed for use in oil burners, with a capacity of 2.5 gallons per hour and a spray angle of 60 degrees. It features a hollow cone (HO) spray pattern and is intended for fuel oil with an operating viscosity of 70 SSU (approximately 13 centistokes). The nozzle operates within a pressure range of 200-450 psig (13.8 to 31 bar) and includes a filter option to prevent clogging. Its function is to atomize fuel into fine droplets for efficient mixing with air, and it provides fuel supply control to the burner.

Nozzle selection chart

Flow rate kg/h 45°60°80°
0.40 1.27 R R
0.45 1.43 R
0.50 1.59 R R
0.55 1.75 R
0.60 1.91 R
0.65 2.07 R R
0.75 2.38 R R
0.85 2.70 R R
1.00 3.18 R R R
1.10 3.50 R
1.20 3.82 R
1.25 3.97 R R R
1.35 4.29 R R
1.50 4.77 R R R
1.65 5.25 R R
1.75 5.56 R
2.00 6.36 R HOR PLPR
2.25 7.15 PLPR PLPR R
2.50 7.95 PLPR HOPLPR
3.00 9.54 PLPR HOPLPR
3.50 11.13 HOPLPR HOR
4.00 12.72 PLP BPSPLP
4.50 14.31 PLP BPSHOPLP PLP
5.00 15.90 HOPLP BPSPLP
5.50 17.49 PLP BPSHO
6.00 19.08 PLP BPSPLP
6.50 20.67 PLP BPSPLP
7.00 22.26 PLP BPSHOPLP
7.50 23.85 PLP BPSHO
8.00 25.44 PLP BPSPLP
8.50 27.02 HOPLP PLP
9.00 28.61 HOPLP BPSHO PLP
9.50 30.20 HOPLP BPSPLP
10.00 31.79 PLP
10.50 33.38 HOPLP PLP PLP
12.00 38.15 HOPLP HOPLP
13.00 41.33 PLP PLP
13.50 42.92 HOPLP
14.00 44.51 PLP PLP
15.00 47.69 PLP HOPLP
15.50 49.28 PLP PLP
16.00 50.87 PLP
17.00 54.05 PLP PLP
17.50 55.64 HO
18.00 57.23 PLP
19.50 62.00 HOPLP PLP
20.00 63.59 PLP
21.50 68.36 PLP PLP
24.00 76.31 PLP
28.00 89.02 HOPLP
30.00 95.38 HO PLP
40.00 127.18 PLP PLP
45.00 143.07 PLP
50.00 158.97 PLP
55.00 174.87 PLP
60.00 190.76 PLP
70.00 222.56 PLP
80.00 254.35 PLP
90.00 286.15 PLP
100.00 317.94 PLP

Further details

Functionbreak fuel into small droplets for efficient mixing with air
Nozzle TypeHO

Choosing and fitting

When selecting a replacement oil nozzle of this type, ensure that the capacity (in gallons per hour), spray angle, and spray pattern (e.g., hollow cone, solid cone) match the burner's requirements. The nozzle must be compatible with the fuel viscosity and operating pressure range of the system. Installation involves removing the old nozzle and installing the new one with proper torque, ensuring the filter is clean and correctly positioned.

Signs of failure

Common failure modes for oil nozzles include clogging due to debris or carbon buildup, which can cause uneven flame, soot formation, or reduced heating efficiency. A worn or damaged nozzle may lead to improper atomization, resulting in incomplete combustion, increased fuel consumption, or burner pulsation. Regular inspection and cleaning of the nozzle and its filter are recommended to prevent these issues.

All specifications

Flow rate2.5 GPH
Spray angle60 °
Spray patternHO
FuelLiquid fuel
Applicationburners
Fuel supply controlyes
Function - fuel air mixingefficient mixing
Device typeoil nozzles
Operating viscosity70 ssu (approx. 13 centistokes)
Operating pressure range200-450 psig (13.8 to 31bar)
Additional devicesfilters
Filter optionfilters

Part numbers

SKU0986719
Additional article732.892.148

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