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All Categories > Cylinders > Enerpac Cylinders > RRH Series Double-Acting, Hollow Plunger Cylinders > Item # RRH-307  
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Item # RRH-307, RRH Series Double-Acting, Hollow Plunger Cylinders

List Price $1,885.00

Relief valves prevent damage in case of over-pressurization. Baked enamel finish for increased corrosion resistance Collar threads enable easy fixturing (except RRH-1001 and RRH-1508) Double-acting version for fast retraction. Nickel-plated, floating center tube increases product life. Hollow plunger allows for both pull and push forces. CR-400 couplers and dust caps included on all models. Plunger wiper reduces contamination, extending cylinder life. Smooth hollow saddles are standard on all RRH-models.


Nominal Cylinder Capacity

30 tons

Maximum Operating Pressure

10000 psi


7 inches

Advance Max. Cylinder Capacity

36 tons

Retract Max. Cylinder Capacity

24 tons

Advance Cylinder Effective Area

7.22 sq. inch

Retract Cylinder Effective Area

4.71 sq. inch

Advance Oil Capacity

50.55 cu. inch

Retract Oil Capacity

32.99 cu. inch

Collapsed Height - A

13 inches

Extended Height - B

20 inches

Outside Diameter - D

4.5 inches

Cylinder Bore Diameter - E

3.5 inches

Plunger Diameter - F

2.5 inches

Cyl. Base to Advance Port - H

1 inches

Cyl. Top to Return Port - I

2.38 inches

Saddle Diameter - J

2.5 inches

Saddle Protrusion From Plunger - K

0.38 inches

Thread - O

1 13/16 - 16 inches

Plunger Thread Length - P

0.88 inches

Bolt Circle - U

3.63 inches

Thread - V

3/8 - 16 inches

Collar Thread - W

4 1/2 - 12 inches

Collar Thread Length - X

1.66 inches

Center Hole Diameter - Y

1.31 inches

Thread Depth - Z

0.62 inches

RCH Series Options

HP - 3015 Heat treated threaded hollow saddle

Saddle Dimension A

2.49 inches

Saddle Dimension B

1 1/4 - 7 inches

Saddle Dimension C

0.38 inches


48 lbs.

Ship Weight

48 lbs.

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Dimensional Drawing
(JPG, 29KB)

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