304 | Parker Hydraulic Hose

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.

  • Up to 5000 psi
  • Dimensionally conforms to SAE 100R2 Type AT specification
  • Uses Parkrimp 43 Series fittings, providing the widest selection of end configurations available anywhere
 Parker 304 Hydraulic − Phosphate Ester Base Fluids hose

304 Hydraulic − Phosphate Ester Base Fluids

Application:  Phosphate ester base hydraulic fluids.
Inner Tube:   EPDM rubber
Reinforcement:   Two braids steel wire
Cover:   EPDM rubber, green
Temperature Range:   -40°F to +176°F (-40°C to +80°C)
Fittings:  43 Series
Listed in Parker Catalog 4400

Parker 304 Sizes & Specifications

Part No

Inside Diameter

Outside Diameter

Working Pressure

Min Bend Radius

Weight

Vacuum Rating

Hose Ends

304

in

mm

in

mm

psi

MPa

in

mm

lb/ft

kg/m

in of Hg

kPa

Crimp

Field Attach

304-4

1/4

6,3

0.59

15

5000

34,5

4

100

0.26

0,39

-

-

43

-

304-6

3/8

10

0.75

19

4000

27,5

5

130

0.37

0,55

-

-

43

-

304-8

1/2

12,5

0.88

22

3500

24

7

180

0.45

0,67

-

-

43

-

304-10

5/8

16

1.00

25

2750

19

8

200

0.53

0,79

-

-

43

-

304-12

3/4

19

1.16

29

2250

15,5

9-1/2

240

0.67

1,00

-

-

43

-

304-16

1

25

1.50

38

2000

13,8

12

300

1.00

1,49

-

-

43

-

304-20

1-1/4

31,5

1.86

47

1625

11,2

16-1/2

420

1.16

1,73

-

-

43

-

304-24

1-1/2

38

2.14

54

1250

8,6

20

500

1.44

2,14

-

-

43

-

304-32

2

51

2.64

67

1125

7,8

25

630

1.99

2,96

-

-

43

-

 

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