Original PancakeŽ Cylinder - FABCO-AIR - #51

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Text version of the page
Pancake® Cylinders
Standard Specifications
2-1/2" (521) Bore Double Rod
Action -XDR Original Series Double Rod, Double Acting
1/2-20 x E Female Rod Thread
3.25 Bolt Circle .27 Dia. Thru .38 C'Bore x .26 Dp. for 4, 1/4" SHCS equally spaced
.75 Rod Dia.
Rod End Face
5/8 x .11 Wrench Flat
See page 1.16 for Mounting Bolts
Force Area = 4.47 Seal Kit = 521-SK
Stroke, Inches
1/8
1/4
1/2
3/4
1
1-1/2
2
3
4
Stroke, Letter
AB
AA
A
B
C
D
E
F
G
B
2.02
2.14
2.39
2.77
2.89
3.39
3.89
4.89
5.89
E
.56
.63
.63
.88
.88
.88
.88
.88
.88
K
1.63
1.75
2.00
2.38
2.50
3.00
3.50
4.50
5.50
Y
.52
.52
.52
.64
.64
.64
.64
.64
.64
Z
.89
1.02
1.27
1.64
1.77
2.27
2.77
3.77
4.77
Weight, lb.
2.20
2.29
2.48
2.82
2.83
3.28
3.67
4.60
5.40
.75
Cap End Face
1/8 NPT-
Strokes AB & AA are Ported on Opposite Sides
Action -XDRK Original Series Double Rod, Double Acting, Nonrotating
1/2-20 x E Female Rod Thread
3.25 Bolt Circle .27 Dia. Thru
.38 C'Bore x .26 Dp.
for 4, 1/4" SHCS
equally spaced .75 Rod Dia.
Rod End Face
5/8 x .11
Wrench
Flat
Random Rotation
See page 1.16 for Mounting Bolts
Force Area = 4.27 Seal Kit = 521-SK-K
Stroke, Inches
Stroke, Letter
B
E
K Y
Z
Weight, lb.
1/8
AB
2.02
.56
1.63 .52
.89
2.34
1/4
AA
2.14
.63
1.75 .52
1.02
2.43
1/2
A
2.39
.63 2.00 |
.52
1.27
2.63
3/4 B
2.77
.88 2.38
.64
1.64
2.97
1-1/2
D
3.39
.88
3.00 .64
2.27
3.45
1
C
2.89
.88
2.50 .64
1.77
2.99
2
E
3.89
.88
|3.50 |
.64
2.77
3.85
3
F
4.89
.88
4.50 .64
3.77
4.79
4
G
5.89
.88
.75
-T
Cap End Face
|5.50
.64
4.77
5.62
1/8 NPT -
Strokes AB & AA are Ported on Opposite Sides
Action -ODR Original Series
Double Rod, Single Acting, Spring Retracted
1/2-20 x E Female Rod Thread
3.25 Bolt Circle
.27 Dia. Thru
.38 C'Bore x .26 Dp.
for 4, 1/4" SHCS
equally spaced .75 Rod Dia.
5/8 x .11
Wrench
Flat
See page 1.16 for Mounting Bolts
Force Area = 4.47 Seal Kit = 521-SK
.71 Rod End Vent Strokes AB - C
Rod End Face
Stroke, Inches
1/8
1/4
1/2
3/4
1
1-1/2
Stroke, Letter
AB
AA
A
B
C
D
B
2.02
2.14
2.39
2.77
2.89
4.89
E
.56
.63
.63
.88
.88
.88
K
1.63
1.75
2.00
2.38
2.50
4.50
Y
Rod E
id Face Vent
.64
Z
.89
1.02
1.27
1.64
1.77
3.77
Weight, lb.
2.14
2.23
2.41
2.76
2.77
4.52
Spring Return
Forces, lb.
Preload
12.0
6.3
7.0
5.0
4.8
7.3
End of Stroke
18.0
18.0
20.0
15.5
20.0
20.0
.- Rod End Vent
4_Stroke D
.75
Cap End Face
1/8 NPT
1.51
4-22-04
Specifications subject to change without notice or incurring obligation

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