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Air Caps and Fluid Nozzles
AirAir
Air
CapCap
Cap
SelectionSelection
Selection
ChartChart
Chart
To reduce the risk of an injury, follow the
Pressure Relief Procedure, page 27, before
removing or installing a uid nozzle and/or air cap.
NOTE:NOTE:
NOTE:
All air cap pattern shapes and lengths in the
following chart were measured under the following
conditions. Pattern shape and length are material
dependent.
•
Distancetotarget:
10 in. (254 mm)
•
Inletairpressure:
50 psi (34 kPa, 3.4 bar)
•
Fanair:
adjusted for maximum width
•
Fluidowrate:
10 oz/min (300 cc/min)
PartPart
Part
No.No.
No.
(color)(color)
(color)
PatternPattern
Pattern
ShapeShape
Shape
LengthLength
Length
in.in.
in.
(mm)(mm)
(mm)
RecommendedRecommended
Recommended
FluidFluid
Fluid
Viscosity,Viscosity,
Viscosity,
inin
in
centipoisecentipoise
centipoise
(cp)(cp)
(cp)
atat
at
70°F70°F
70°F
(21°C)♦(21°C)♦
(21°C)♦
RecommendedRecommended
Recommended
ProductionProduction
Production
RatesRates
Rates
TransferTransfer
Transfer
EfciencyEfciency
Efciency
Atomiza-Atomiza-
Atomiza-
tiontion
tion
Cleanli-Cleanli-
Cleanli-
nessness
ness
24N438
(black)
Round
end
15-17
(381-432)
Light to medium
(20–70 cp)
Up to 15 oz/min (450
cc/min)
Better Best
Good
24N279
(black)
Round
end
14-16
(356-406)
Medium to heavy
(70–260 cp), and
high solids (360+ cp)
Up to 15 oz/min (450
cc/min)
Better Better
Good
24N376
(black)
24N276
(blue)
24N277
(red)
24N278
(green)
Tapered
end
17-19
(432-483)
Light to medium
(20–70 cp)
Up to 15 oz/min (450
cc/min)
Best Better Better
24N274
(black)
Tapered
end
12-14
(305-356)
Light to medium
(20–70 cp)
Up to 15 oz/min (450
cc/min)
Good Good
Best
24N275
(black)
Tapered
end
14-16
(356-406)
Light to medium
(20–70 cp), and high
solids (360+ cp),
aerospace coatings
Up to 25 oz/min (750
cc/min)
Best
Good
Best
24N439
(black)
Tapered
end
11-13
(279-330)
For use with 2.0 mm
nozzles. Medium to
heavy (70–260 cp),
and high solids (360+
cp)
Up to 20 oz/min (600
cc/min)
Good
Best Better
24N477
(black)
24W279
(green)
Round
end
15-17
(381-432)
Light to medium
(20–70 cp)
Up to 15 oz/min (450
cc/min)
Better Best
Good
24N453
(black)
Round
end
14-16
(356-406)
Light to medium
(20–70 cp)
Up to 15 oz/min (450
cc/min)
Better Better
Good
♦ Centipoise = centistokes x uid specic gravity.
703A2494D