Double Acting Hollow Plunger Hydraulic Cylinders, Jacks, Rams

Capacity: 30 – 145 Ton

Stroke: 38 – 258mm

Center Hole Dia: 33.3 – 79.2mm

Max Working Pressure: 700bar

MOQ: 1PCS

Color: Our Color,Red,Yellow,Black,Blue(as client’s requirement)

Lead time:

Stock available for small quantity delivery within 1 week,

3-4 weeks if required for production.

 

 


 

  • Hollow plunger design allows for both pull and pushes forces
  • Double-acting for fast retraction
  • Nickel-plated, floating center tube to increase product durability.
  • Baked enamel finish for increased corrosion resistance
  • Collar threads for easy fixturing
  • Relief valves prevent damage in case of over-pressurization
  • Plunger wiper reduces contamination, extending cylinder life

Dimension

Saddles

Optional heat-treated hollow saddles.

Cylinder Model

Saddle Model

Dimension A/mm

Dimension B/mm

Dimension C/mm

RRH-307,3010

HP-3015

63

1-1/4''~7

9

RRH-603,606,6010

HP-5016

91

1-5/8''~5-1/2''

12

RRH-1001,1003,1006,10010

HP-10016

126

2-1/2''~8

13

Series Specification

Model

Capacity/Ton

Stroke/mm

Max Cylinder Capacity/KN   Advance

Max Cylinder Capacity/KN   Retract

Cylinder Effective Area/cm²        Advance

Cylinder Effective Area/cm²        Retract

Oil Capacity/cm³  Advance

Oil Capacity/cm³  Retract

Collapsed Height/mm
A

Extended Height/mm
B

Outside Dia/mm
D

Cylinder Bore Dia/mm
E

Plungr. Dia/mm
F

Cyl. Base to Adv. Port/mm
H

Cyl. Top To Return Port/mm          I

Saddle Dia/mm
J

Saddle Protr. Fr. Plgr./mm
K

Thread             O

Plunger Thread Length/mm    P

Collar Thread  W

Collar Thread Length/mm    X

Center Hole Dia/mm
Y

Weight/Kg

RRH-307

30

178

326

213

46.6

30.4

829

541

330

508

114

88.9

63.5

25

60

63

9

1-13/16''~16

22

4-1/2''~12

42

33.3

21

RRH-3010

30

258

326

213

46.6

30.4

1202

784

431

689

114

88.9

63.5

25

60

63

9

1-13/16''~16

22

4-1/2''~12

42

33.3

27

RRH-603

60

89

576

380

82.3

54.2

733

482

247

336

159

123.9

91.9

31

66

91

12

2-3/4''~16

19

6-1/4''~12

48

53.8

28

RRH-606

60

166

576

380

82.3

54.2

1366

900

323

489

159

123.9

91.9

31

66

91

12

2-3/4''~16

19

6-1/4''~12

48

53.8

35

RRH-6010

60

257

576

380

82.3

54.2

2115

1393

438

695

159

123.9

91.9

31

66

91

12

2-3/4''~16

19

6-1/4''~12

48

53.8

45

RRH-1001

100

38

931

612

133.0

87.4

505

333

165

203

212

165.1

127.0

38

44

126

12

4''~16

25

**

**

79.2

33

RRH-1003

100

76

931

612

133.0

87.4

1011

666

254

330

212

165.1

127.0

38

85

126

12

4''~16

25

8-3/8''~12

60

79.2

61

RRH-1006

100

153

931

612

133.0

87.4

2035

1337

342

495

212

165.1

127.0

38

85

126

12

4''~16

25

8-3/8''~12

60

79.2

79

RRH-10010

100

257

931

612

133.0

87.4

3420

2246

460

717

212

165.1

127.0

38

85

126

12

4''~16

25

8-3/8''~12

60

79.2

106

RRH-1508

150

203

1429

718

204.1

102.6

4144

2083

349

552

247

190.5

152.4

38

60

127

4

4-1/4''~12

25

**

**

79.2

111

 

Additional information

Technical Data Sheet Download

https://riverlakeco.com/wp-content/uploads/2021/08/RRH-SeriesDouble-Acting-Hollow-Plunger-Hydraulic-Cylinder.pdf