LKG LK Goodwin Co. Material Handling Equipment Toll Free: 1-800-343-2478
HOME ORDER SEARCH QUOTE CONTACT US ABOUT US MY ACCOUNT SHOPPING CART
 
Product Index
 
Back to Product Page

LOW HEIGHT HYDRAULIC CYLINDERS
ZRB & ZRM Series - Capacity: 5 to 100 tons - Stroke: 0.25" to 2.25"

ZRM Series Single-Acting Low Height Hydraulic Cylinders
single acting low height hydraulic cylinders These low height cylinders have a flat and compact
design for use where other cylinders will not fit.
1. All models come with a 3/8" NPT fast-flow coupler.
2. Mounting holes allow easy mounting on almost any
    fixture.
3. Grooved plunger ends require no saddle.
low height cylinders
single acting low height cylinders
ZRM-050 (bottom view)
hydraulic cylinders
ZRM-050 (top view)
Model
No.		 ZRM-
005		 ZRM-
010		 ZRM-
020		 ZRM-
030		 ZRM-
050		 ZRM-
070		 ZRM-
100
D (i n.) 1.63 2.19 3 3.75 4.5 5.5 6
U1 (in.) 1.12 1.44 1.94 2.06 2.62 3 3
L 0.81 1.09 1.56 1.88 2.25 2.75 3
L = plunger to base

ZRB Series Low Height Hydraulic Cylinders
low height hydraulic cylinders These lightweight, low profile cylinders are designed
for use in confined spaces.
1. All models come with 3/8" NPT fast-flow coupler.
2. Integral handle on 100 ton model for easy carrying.
low height cylinders
low hieght cylinders hydraulic cylinders
ZRB-502 (top view)
ZRB-502 (bottom view)
Model
No.		 Saddle Thread Thread Depth Bolt Circle
O P U
ZRB-1 01 M4 0.32 1.03
ZRB-2 01 M5 0.32 1.56
ZRB-3 02 M5 0.32 1.56
ZRB-5 02 M5 0.32 1.56
ZRB-1 002 M8 0.4 2.19
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 Thread
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 systems.
Order Online, by Phone, or by E-Mail

~ Add items to your online shopping cart ~
Click the Model No. of the item you wish to purchase.
PRICES
Model
No.
Cylinder
Capacity
(tons)
Stroke
(in)
Oil
Capacity
(in3)
Cylinder
Effective
Area (in2)
Coll. Height
(in)
Extend
Height (in)
Outside
Dia. (in)
Weight
(lbs)
Prices
A
B
D
ZRB Series Specifications
ZRB-101
10
1.5
3.35
2.43
3.47
4.97
2.75
9
$483
ZRB-201
20
1.75
7.77
4.44
3.88
5.63
3.63
11
$722
ZRB-302
30
2.44
15.85
6.5
4.63
7.06
4
15
$809
ZRB-502
50
2.38
22.91
9.63
4.81
7.19
4.88
24
$998
ZRB-1002
100
2.25
44.25
19.67
5.56
7.81
6.5
50
$1,432
ZRM Series Specifications
ZRM-005
5
0.25
0.25
0.99
1.28
1.53
2.31 x 1.63
3
$350
ZRM-010
10
0.44
0.98
2.24
1.69
2.13
3.25 x 2.19
4
$457
ZRM-020
20
0.44
1.95
4.43
2.03
2.47
4.00 x 3.00
7
$763
ZRM-030
30
0.5
3.25
6.51
2.31
2.81
4.63 x 3.75
10
$885
ZRM-050
50
0.63
6.07
9.63
2.63
3.25
5.50 x 4.50
15
$1,030
ZRM-075
75
0.63
10.03
15.92
3.13
3.75
6.50 x 5.50
25
$1,465
ZRM-100
100
0.63
12.39
19.66
3.38
4
7.00 x 6.00
32
$1,892
Order Online, by Phone, or by E-Mail

~ Add items to your online shopping cart ~
Click the Part No. of the item you wish to purchase.
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
Order Online, by Phone, or by E-Mail

~ Add items to your online shopping cart ~
Click the Part No. of the item you wish to purchase.
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
Low Height Hydraulic Cylinders, Single-Acting, Flat, Compact, Hydraulic Jack, Jacks, and Low Profile Cylinders from
your source for material handling equipment.

Back to Product Page
HOME / ORDER / SEARCH / QUOTE / CONTACT US / ABOUT US / MY ACCOUNT/ SHOPPING CART