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DOUBLE-ACTING HYDRAULIC CYLINDERS

STANDARD AND HOLLOW TYPES

ZRD & ZRDH Series - Capacity: 10 to 500 tons
Max. Operating: 10,000 psi - Stroke: 6" to 20.13"
Features
1. The double acting is designed to produce greater speed
    and positive control for applications requiring an extra
    measure of strength, quality, reliability and safety.
2. Interfaces with automated operations while providing
    both powered push and pull cycles.
3. All models come with 3/8" NPT fast-flow quick-
    connect couplers and dust caps.
4. Standard come with threaded collar along with a
    threaded plunger. The removable hardened saddles
    protect the plunger during lifting and pressing.
5. Base mounting holes allow easy mounting on almost
     any fixture. (Fig.10).
6. Hollow type cylinders (Fig.11) - The hollow going
    through the rod can be used for tensioning such as
    wire, strand, bolt, rods, etc. When used with head
    cap on, these hollow cylinders can be used as an
    ordinary cylinders.
7. Capacities of 400 tons and above are available upon
    request.
double acting hydraulic cylinders
ZRH-306
ZRDH-307
hollow type cylinders
double cylinders
Fig. 10
cylinders
Fig. 11

Key to Cylinder Dimensions - With Measurement Key

A : Collapsed Height
B : Extended Height
C : Cylinder Body Length
D : Outside Cylinder Diameter
D1 : Cylinder Width
E : Cylinder Bore Diameter
F : Plunger Rod Diameter
G : Oil Inlet Thread
H : Base to Advance Port
I : Top to Retract Port
J : Saddle Diameter
K : Plunger Protrusion (from plunger)
L : Plunger Center to Side of Base
M : Mounting Holes To Plunger
       Center
N : Length of Smaller Cylinder Part
O : Plunger Internal Thread
P : Plunger Thread Length
Q : Plunger Outside Thread
      (pull cylinders only)
U : Bolt Circle Diameter of
      Mounting Holes
V : Thread of Cylinder
      Mounting Holes
W : Collar Thread
X : Collar Thread Length
Y : Center Hole Diameter
     (hollow cylinders only)
Z : Depth of Internal
      Base Threa
d
Imperial to Metric
Inches 1/16 1/8 3/16 1/4 5/16 3/8 7/16 1/2 9/16 5/8 11/16 3/4 13/16 7/8 15/16 1
Decimal 0.0625 0.125 0.187 0.25 0.312 0.375 0.437 0.5 0.562 0.625 0.687 0.75 0.812 0.88 0.937 1
mm 1.59 3.18 4.76 6.35 7.94 9.53 11.11 12.7 14.29 15.88 17.46 19.05 20.64 22.2 23.81 25.4
Pressure
1psi: 0.069 bar
1 bar: 14.50 psi
Weight
1 pound (lb): 0.4536 kg
1 kg: 2.205 lbs
1 metric ton: 2,205 lbs
1 ton (short): 2,000 lbs
1 ton (short): 907.18 kg
Other Measurements
1 in: 25.4 mm
1 mm: 0.039 in
1 in2: 6.452 cm2
1 cm3: 0.155 in2
1 hp: 0.735 Kw
1 kW: 1.359 hp
1 Nm: 0.73756 Ft.lbs
1 Ft.lbs: 1.355818 Nm
Volume
1 in3: 16.387 cm3
1 cm3: 0.061 in3
1 liter: 61.02 in3
1 liter: 0.264 gal
1 US gal: 3,785 cm3
3.785 l
231 in3
All capacities and
measurements are
expressed in uniform
values.

The conversion chart
provides information
for translation into
equivalent system
s.

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Prices
Model
No.
Stroke
(in)
Oil Capacit
(In3)
Cylinder Effective
Area (in2)
Max. Cylinder
Capacity (tons)
Coll.
Height (in)
Extended
Height (in)
Outside
Dia. (in)
Ship
Weight
(lbs)
Prices
Adv. Ret. Adv. Ret. Adv. Ret. A B D
10 Ton Capacity
ZRD-1010 10 22.33 8 2.23 0.8 10 4 16.13 26.13 2.88 28
$1,042
ZRD-1012 12 26.8 9 2.23 0.8 10 4 18 30 2.88 31
$1,807
30 Ton Capacity
ZRD-308 8.25 53.67 25 6.51 3 30 15 15.25 23.5 4 40
$1,544
ZRD-3014 14.5 92.7 43 6.51 3 30 15 21.63 36.13 4 64
$2,804
ZRDH-307 7 50.51 33 7.22 4.71 30 23 13 20 4.5 48
$1,877
ZRDH-3010 10.13 73.1 47.7 7.22 4.71 30 23 17 27.13 4.5 60
$4,133
60 Ton Capacity
ZRDH-603 3.5 44.57 29.21 12.73 8.37 60 40 9.75 13.25 6.25 62
$2,783
ZRDH-606 6.5 82.77 54.24 12.73 8.37 60 40 12.75 19.25 6.25 78
$3,719
ZRDH-6010 10.12 128.94 84.49 12.73 8.37 60 40 17.25 27.38 6.25 101
$7,046
75 Ton Capacity
ZRD-756 6.13 97.58 29 15.92 4.9 75 17 13.69 19.81 5.75 92
$3,734
ZRD-7513 13.13 209 64 15.92 4.9 75 17 20.69 33.81 5.75 150
$5,363
100 Ton Capacity
ZRD-1006 6.63 136.93 63 20.65 9.6 100 48 14.06 20.69 7 135
$5,165
ZRD-10013 13.13 271.17 126 20.65 9.6 100 48 20.63 33.75 7 205
$8,030
ZRD-10018 18.13 374.44 174 20.65 9.6 100 48 27.06 45.19 7 260
$7,977

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Accessories - Adapters and fittings
Part # Picture Description Prices
195101
 tee adaper
Tee adapter. For installing gauge between pump
and hose coupling. Has 1/4" and 3/8" NPT
internal and 3/8" NPT external.
$38.50
195102
swivel connector 
Swivel connector, 3/8" NPT male , 3/8" NPSM female
$116.38
195103
 45 degree fitting
45° fitting. Male and female 1/4" NPT end
$80.75
195104
double tee adapter
Double tee adapter. Permits use of more than one ram
in series with one pump. Three 3/8" NPT ports.
$89.83
195311
street elbow 
Street Elbow. From 3/8" NPT male to 3/8"NPT female.
$92.87
195341
hex nipple 
Hex Nipple. From 3/8" NPT male to 3/8" NPT female
$25.23
195611
aluminum ram base 
Aluminum Ram Base. For use on 50 ton
Aluminum Cylinders only. Size: 7" x 7"
$232.03
195661
 gauge adapter
ZA1, Gauge adapter 1/2" GP, 3/8" ME, 3/8"
FE 2-3/4" Length
$43.78
195662
 gauge adapter
ZA2, Gauge adapter 1/2" GP, 1/4" ME, 3/8"
FE 4-3 /8" Length
$57.22
195663
 gauge adapter
ZA3, Gauge adapter 1/4" GP, 3/8" ME, 3/8"
FE 5-1/4" Length
$66.67
195664
gauge adapter 
ZA4, Gauge adapter 1/2" GP, 3/8" ME, 3/8" FE 6" Length
$50.75
2110-18
saddle flat type 
Saddle - Flat type for 10 ton Cylinders. Use this to protect the top of cylinder and prevent slipping.
$31.10
2110-19
snap type male connector 
Snap type male connector. To be used on the top/or bottom of ZR-series 10 ton cylinders
$38.93
2110-20
threaded type male connector 
Threaded-type male connector. To be used on the top/or bottom of ZR-series 10 ton cylinders
$31.73
2110-21
treaded male to snap type female base adapter 
Threaded male to Snap-type female base adapter. To be used with part # 21110-22 for snap-connect applications.
$38.93
2110-22
rod end threaded type adapter 
Rod-end threaded type adapter. Screw on to the base of cylinder to convert the ZR-series cylinder for threaded type applications.
$37.02

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Part #
Picture
Description
Prices
Couplers
195112
complete 3/8" npt quick coupler 
Complete 3/8" NPT quick coupler , fast flow
$78.28
195112-R
ram half coupler 
Ram half coupler and dust cap
$43.48
195112-H
hose half coupler 
Hose half coupler and dust cap
$34.82
9210104
complete 1/4" npt automotive style quick coupler 
Complete 1/4" NPT automotive-style quick
coupler regular flow
$52.15
9210104-R
ram half coupler 
Ram half coupler and dust cap
$26.57
9210104-H
hose half coupler 
Hose half coupler
$26.97
9210104L
complete 3/8" npt quick coupler 
Complete 3/8" NPT quick coupler
$52.15
9210104L-R
ram half coupler 
Ram half coupler and dust cap
$26.57
9210104L-H
hose half coupler 
Hose half coupler
$26.97
9210308
complete 3/8" npt automotive style quick coupler 
Complete 3/8" NPT automotive-style quick
coupler, regular flow
$59.83
9210308-R
ram half coupler 
Ram half coupler and dust cap
$30.42
9210308-H
hose half coupler 
Hose half coupler
$30.42
Hydraulic Hoses: Lightweight and rugged hose reinforced with 2 layers of braided steel. Choose from 1/4" I.D.
or 3/8"I.D. fast flow hose.
92104-02
hydrauilic hoses
6 ft length, 1/4" NPT end
$83.35
195212-6
6 ft length, 3/8" NPT end
$95.92
195212-8
8 ft length, 3/8" NPT end
$141.93
195212-18
18 ft length, 3/8" NPT end
$242.45
Hydraulic Pressure Gauges: Range 0-10,000 psi 2 1/2" dia. face. Use with any pumps or cylinders.
55-1211
 hydraulic pressure gauge
1/4" NPT male connection
$230.83
55-1212
1/2" NPT male connection
$230.83
SPECIFICATIONS
Model No.
Stroke (in)
Oil Capacity (in3)
Cylinder Effective Area (in2)
Maximum Cylinder Cap. (tons)
Dimensions (in)
Ship Weight (lbs)
Collapsed Height
Extended Height
Outside Diameter
Cyl. Bore Diameter
Plunger Diameter
Base To Adv. Port
Saddle Diameter
Saddle Thread
Collar Thread
Adv.
Ret.
Adv.
Ret.
Adv.
Ret.
A
B
D
E
F
H
J
O
W
10 Ton Capacity
ZRD-1010
10
22.33
8
2.23
0.8
10
4
16.13
26.13
2.88
1.69
1.38
1.44
1.38
1 - 8
2 1/4 -14
28
ZRD-1012
12
26.8
9
2.23
0.8
10
4
18
30
2.88
1.69
1.38
1.44
1.38
1 - 8
2 1/4 -14
31
30 Ton Capacity
ZRD-308
8.25
53.67
25
6.51
3
30
15
15.25
23.5
4
2.88
2.13
1.44
2
1 1/2-16
3 5/16 -12
40
ZRD-3014
14.5
92.7
43
6.51
3
30
15
21.63
36.13
4
2.88
2.13
1.56
2
1 1/2-16
3 5/16 -12
64
ZRDH-307
7
50.51
33
7.22
4.71
30
23
13
20
4.5
3.5
2.5
1
2.5
1 13/16 -16
4 1/2 -12
48
ZRDH-3010
10.13
73.1
47.7
7.22
4.71
30
23
17
27.13
4.5
3.5
2.5
1
2.5
1 13/16 -16
4 1/2 -12
60
50 Ton Capacity
ZRD-506
6.13
67.77
21
11.06
3.4
50
10
13.06
19.19
5
3.75
3.13
1.13
2.81
1 - 12
5 - 12
67
ZRD-5013
13.13
145.17
44
11.06
3.4
50
10
20.06
33.19
5
3.75
3.13
1.13
2.81
1 - 12
5 - 12
115
ZRD-5020
20.13
222.56
68
11.06
34
50
10
28.88
49
5
3.75
3.13
2.25
2.81
1 - 12
5 - 12
150
60 Ton Capacity
ZRDH-603
3.5
44.57
29.21
12.73
8.37
60
40
9.75
13.25
6.25
4.88
3.63
1.25
2.5
2 3/4 -16
6 1/4 - 12
62
ZRDH-606
6.5
82.77
54.24
12.73
8.37
60
40
12.75
19.25
6.25
4.88
3.63
1.25
2.5
2 3/4 -16
6 1/4 - 12
78
ZRDH-6010
10.12
128.94
84.49
12.73
8.37
60
40
17.25
27.38
6.25
4.88
3.63
1.25
2.5
2 3/4 -16
6 1/4 - 12
101
75 Ton Capacity
ZRD-756
6.13
97.58
29
15.92
4.9
75
17
13.69
19.81
5.75
4.5
3.75
1.19
2.81
1 - 12
5 3/4 - 12
92
ZRD-7513
13.13
209
64
15.92
4.9
75
17
20.69
33.81
5.75
4.5
3.75
1.19
2.81
1 - 12
5 3/4 - 12
150
100 Ton Capacity
ZRD-1006
6.63
136.93
63
20.65
9.6
100
48
14.06
20.69
7
5.13
3.75
1.5
3
1 3/4 -12
6 7/8 - 12
135
ZRD-10013
13.13
271.17
126
20.65
9.6
100
48
20.63
33.75
7
5.13
3.75
1.5
3
1 3/4 - 12
6 7/8 - 12
205
ZRD-10018
18.13
374.44
174
20.65
9.6
100
48
27.06
45.19
7
5.13
3.75
1.63
3
1 3/4 - 12
6 7/8 - 12
260
150 Ton Capacity
ZRD-1502
2.25
69.11
33
30.71
14.8
150
74
7.72
9.96
8
6.25
4.5
0.88
4.49
-
-
110
ZRD-1506
6.13
188.28
91
30.71
14.8
150
74
15.19
21.31
8
6.25
4.5
1.94
4.49
3 3/8 - 16
8 - 12
205
ZRD-15013
13.13
403.27
194
30.71
14.8
150
74
22.2
35.31
8
6.25
4.5
1.94
4.49
3 3/8 - 16
8 - 12
275
ZRD-15032
32.13
986.84
475
30.71
14.8
150
74
43.94
76.06
8
6.25
4.5
3
4.49
3 3/8 - 16
8 - 12
525
200 Ton Capacity
ZRD-2006
6
265.28
135
44.21
22.5
200
112
16.94
22.94
9.75
7.5
5.25
2.25
5.25
-
-
325
ZRD-20013
13
574.78
293
44.21
22.5
200
112
23.94
36.94
9.75
7.5
5.25
2.25
5.25
2 1/2 - 12
9 3/4 - 12
440
300 Ton Capacity
ZRD-3006
6
425.56
228
70.93
38
300
188
19.13
25.13
12.25
9.5
6.5
3.5
6.5
2 1/2 - 12
12 1/4 - 12
441
Double-Acting Hydraulic Cylinders, Standard and Hollow Types, Hydraulic Jack, Jacks, Powered Push and Pull, Threaded Collar,
Hardened Saddles, Hollow Type Cylinders, and Hollow Cylinders from your source for material handling equipment.

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