IKEUCHI USA, Inc. The Fog Engineers

Hollow cone spray/ Medium capacity AAP series nozzles

Pipe conn. size R1/4, R3/8, or R1/2 Spray angle 75゚ or 80゚ Mean droplet diameter 260–800 μm
Strainer Not included Standard pressure 0.2 MPa Spray capacity 1.00–23.0 ℓ/min
Air consumption - Free passage diameter 2.0–8.0 mm


• Stable spray pattern at both low and high pressure.
• Hollow cone spray nozzle with relatively fine atomization.
• No-whirler design minimizes clogging.
• Spraying axis 90゚ from the axis of the nozzle inlet.


• Cleaning: Gas, air, machines, pre-painting treatment
• Cooling: Gas, air handling unit, roofs, machineries, foods, warm water
• Spraying: Aeration, humidification

Industries in which this nozzle is used

• Pollution control

Product specifications

Structure • Comprises two parts: nozzle body and orifice cap.
• Orifice cap is screwed into nozzle body and removable.
Material • Body: Stainless steel 304
• Orifice cap: Stainless steel 303
• Optional material: Stainless steel 316 or Stainless steel 316L
Pipe conn. size Mass(g)
R1/4 49
R3/8 72
R1/2 160


Outer dimensions

AAP series

No. Components
Nozzle body (S304)
Orifice cap


Pipe conn. size Outer dimensions(mm)
L1 L2 L3 L4 W N
R1/4 32 23 20.5 16 16 10.5
R3/8 36 26 23.4 19 19 11
R1/2 46 33.5 31 25 25 14

• Appearance and dimensions may differ depending on materials and nozzle codes. Inquire with us for details.
• In our material code, "S" represents "stainless steel".  (Example) S304 represents stainlees steel 304.

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How to order

Have a question? We don’ t provide cataloge items. We can provide custom-made products to meet your requirements.

Please inquire or order for a specific nozzle using our coding system.
The coding system is described in our catalog downloadable by clicking "Catalog" button placed below.
You can also contact us for further information to find suitable products.