If getting aircraft into the air is your job, Parker’s family of phosphate-ester compatible hoses is the choice for you. Our hose selection offers the industry’s largest selection of low-, medium- and high-pressure hoses specifically designed to resist aggressive airline hydraulic fluids. Parker’s phosphate-ester hose line, together with the proper EPDM O-ring face seal and 37° Flare fittings and pipe adapters, means your leak-free assemblies will be the last thing you’ll need to worry about.
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774 Hydraulic - Phosphate Ester Base Fluids
Application: Phosphate ester base hydraulic fluids
Inner Tube: EPDM rubber
Reinforcement: Four spiral steel wire
Cover: EPDM rubber, green
Temperature Range: -40°F to +176°F (-40°C to +80°C)
Fittings: 71 series
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Parker 774 Sizes & Specifications
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Part No
|
Inside Diameter
|
Outside Diameter
|
Working Pressure
|
Min Bend Radius
|
Weight
|
Vacuum Rating
|
Hose Ends
|
|
774
|
in
|
mm
|
in
|
mm
|
psi
|
MPa
|
in
|
mm
|
lb/ft
|
kg/m
|
in of Hg
|
kPa
|
Crimp
|
Field Attach
|
|
774-12
|
3/4
|
19
|
1.21
|
31
|
4000
|
28,0
|
9-1/2
|
240
|
0.94
|
1,40
|
-
|
-
|
71
|
-
|
|
774-16
|
1
|
25
|
1.50
|
38
|
4000
|
28,0
|
12
|
300
|
1.34
|
1,99
|
-
|
-
|
71
|
-
|
|
774-20
|
1-1/4
|
31,5
|
1.84
|
46
|
3000
|
21,0
|
16-1/2
|
420
|
1.74
|
2,59
|
-
|
-
|
71
|
-
|
|
774-24
|
1-1/2
|
38
|
2.07
|
53
|
2500
|
17,5
|
20
|
500
|
2.01
|
2,99
|
-
|
-
|
71
|
-
|
|
774-32
|
2
|
51
|
2.59
|
66
|
2500
|
17,5
|
25
|
630
|
2.75
|
4,09
|
-
|
-
|
71
|
-
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IMPORTANT!
Hose and hose fittings series must be correctly matched. Using any fittings other than those specifically designated by the hose manufacturer for use with each specific hose can lead to hose assembly failure. Hose assembly failures have led to damage, injury and death.