Enerpac RCH-Series, Hollow Plunge Hydraulic Cylinders

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ENERPAC TECH DATA
Simplex Hydraulic CatalogEnerpac Hydraulic CatalogBVA Hydraulic Catalog
RCH-Series, Hollow Plunger Cylinders
  • Hollow plunger design allows for both pull and push forces
  • Single-acting, spring return
  • Nickel-plated, floating center tube on models over 20 ton increases product life
  • Baked enamel finish for increased corrosion resistance
  • Collar threads for easy fixturing
  • RCH-120 includes AR-630 coupler and has 1/4 NPTF port
  • RCH-121 and RCH-1211 have FZ-1630 reducer and AR-630 coupler, all other models feature CR-400 coupler

Cylinder
Capacity

Stroke

Model Number

Cylinder
Effective Area

Oil Capacity

Coll.
Height


A

Ext.
Height


B

Outside
Dia.


D

Cyl.
Bore
Dia.

E

Plngr.
Dia.


F

ton

in

in2

in3

in

in

in

in

in

12

.31

RCH-120

2.76

.86

2.19

2.50

2.75

2.13

1.38

1.63

RCH-121*

2.76

4.49

4.75

6.38

2.75

2.13

1.38

1.63

RCH-1211

2.76

4.49

4.75

6.38

2.75

2.13

1.38

3.00

RCH-123

2.76

8.29

7.25

10.25

2.75

2.13

1.38

20

2.00

RCH-202*

4.73

9.46

6.38

8.38

3.88

2.88

2.13

6.10

RCH-206

4.73

28.67

12.05

18.15

3.88

2.88

2.13

30

2.50

RCH-302*

7.22

18.05

7.03

9.53

4.50

3.50

2.50

6.13

RCH-306

7.22

44.23

13.00

19.13

4.50

3.50

2.50

60

3.00

RCH-603*

12.73

38.20

9.75

12.75

6.25

4.88

3.63

6.00

RCH-606

12.73

76.41

12.75

18.75

6.25

4.88

3.63

100

3.00

RCH-1003*

20.63

61.88

10.00

13.00

8.38

6.5

5.00

Optional Heat Treated Hollow Saddles

Saddle
Type

Cylinder
Model

Saddle
Model

Saddle Dimensions (in)

A

B

C

Threaded
Hollow

RCH-202, 206

HP-2015

2.11

1”-8

.38

RCH-302, 306

HP-3015

2.49

1-1/4”-7

.38

RCH-603, 606

HP-5016

3.61

1-5/8”-5-1/2

.50

RCH-1003

HP-10016

4.97

2-1/2”-8

.51

Smooth hollow saddles are standard on all RCH-models (12-ton models are not equipped with saddles).

Model Number

Cyl. Base to Advance
Port

H

Saddle
Dia.



J

Saddle
Protrusion
from Plngr.

K

Plunger
Internal
Thread


O

Plunger Thread
Length


P

Collar
Thread



W

Collar
Thread
Length


X

Center
Hole
Dia.


Y

Wieght

 

in

in

in

in

in

in

in

in

lbs

RCH-120

.38

-

-

3/4-16UN

.63

2-3/4-16

1.19

.77

3.2

RCH-121*

.75

-

-

-

-

2-3/4-16

1.19

.77

6.2

RCH-1211

.75

-

-

3/4-16UN

.63

2-3/4-16

1.19

.77

6.2

RCH-123

.75

-

-

-

-

2-3/4-16

1.19

.75

9.8

RCH-202*

.75

2.13

.27

1-9/16-16
UN

.75

3-7/8-12

1.50

1.06

17

RCH-206

.75

2.13

.27

1-9/16-16
UN

.75

3-7/8-12

1.50

1.06

31

RCH-302*

.85

2.50

.38

1-13/16-16 UN

.88

4-1/2-12

1.66

1.31

24

RCH-306

1.00

2.50

.38

1-13/16-16 UN

.88

4-1/2-12

1.66

1.31

48

RCH-603*

1.25

3.61

.50

2-3/4-16
UN

.75

6-1/4-12

1.91

2.12

62

RCH-606

1.25

3.61

.50

2-3/4-16
UN

.75

6-1/4-12

1.91

2.12

78

RCH-1003*

1.50

4.97

.50

4-16UN

1.00

8-3/8-12

2.38

3.11

132

Model Number

Bolt
Circle

U

Thread


V

Thread
Depth

Z

RCH-120

2.00

5/16-18UNC

.35

RCH-121*

-

-

-

RCH-1211

-

-

-

RCH-123

2.00

5/16-18UNC

.50

RCH-202*

3.25

3/8-16UNC

.37

RCH-206

3.25

3/8-16UNC

.37

RCH-302*

3.63