Air-Powered Gear Motors
4AM Series, 10 and 15:1 reduction,
100 – 630 lbs in. (11 – 72 Nm) torque at 30 rpm (minimum speed reduction)
Output Power vs. Speed
Max. allowable end thrust with 0 overhung load ranges
from 200 lbs (90,0 kg) at 300 rpm to 800 lbs (360,0 kg) at
30 rpm. Max. overhung load with 0 end thrust ranges from
200 lbs (90,0 kg) at 300 rpm to 600 lbs (270,0 kg) at 30
rpm. Max. recommended pressures to 80 psi (5,6 bar).
(4 Vanes, Reversible)
0.6
0.2
0
0
50 100 150 200 250 300
SPEED – RPM (OUTPUT)
Product Dimensions (inches, mm)
1,4 bar
0
50 100 150 200 250 300
SPEED – RPM (OUTPUT)
0.50
12,7
2.50 DIA. B.C.
63,5
2.63
66,8
0.34 HOLE (4)
8,6
5.25
133,4
0.25 -20
0.44
UNC-2B 11,2 DEEP (4) HLS
6,4
MODEL
4.75
120,7
0.9997
ø 0.9990
25,392
25,375
1.75
44,5
OIL FILLER HLS.
Max. allowable end thrust with 0 overhung load ranges
from 250 lbs (112,5 kg) at 200 rpm to 800 lbs (360,0 kg) at
20 rpm. Max. overhung load with 0 end thrust ranges from
200 lbs (90,0 kg) at 200 rpm to 600 lbs (270,0 kg) at 20
rpm. Max. recommended pressures to 80 psi (5,6 bar).
4AM-RV-75-GR25
(4 Vanes, Reversible)
Net wt.28 lbs (12,6 kg)
40 psi
0
40
5,6 bar
30
4,2 bar
20
2,8 bar
10
20 psi
0
50 100 150 200 250 300
SPEED – RPM (OUTPUT)
1,4 bar
0
50 100 150 200 250 300
SPEED – RPM (OUTPUT)
Air Consumption vs. Speed
60
30
50
80 psi
40
60 psi
30
20
40 psi
20 psi
10
0
0
108
96
84
5,6 bar
72
60
4,2 bar
48
36
2,8 bar
24
1,4 bar
12
0
50 100 150 200 250 300
SPEED – RPM (OUTPUT)
24
18
12
6
0
50 100 150 200 250 300
SPEED – RPM (OUTPUT)
0
Output Power vs. Speed
1.4
1,0
1.2
80 psi
1.0
•15:1 gear reducer
•Face, foot mounting
•Horizontal or shaft down operation
• Metal muffler AC980 adds 2" height
when installed
0.2
0
0,4
2,8 bar
0,2
20 psi
0
4,2 bar
0,6
40 psi
0.4
5,6 bar
0,8
60 psi
0.8
0.6
FEATURES
60 psi
FREE AIR CONSUMPTION (l/s)
4.09
103,9
50
80 psi
KILOWATT
6.63
168,4
60
FREE AIR CONSUMPTION (m3/h)
0.2505
0.2487
6,363 KEYWAY
6,317
11.56 APPROX.
293,6
PORT SIZE
0.25
1/4 PIPE
6,4
6.13
155,7
CFM (FREE AIR) CONSUMPTION
3.251
3.249
82,58 DIA.
82,52
2.63
66,8
2.25
57,2
HORSEPOWER
6.13
155,7
450
400
350
300
250
200
150
100
50
0
TORQUE (Nm)
TORQUE LB. IN.
RECOMMENDED
50
100
150
SPEED – RPM (OUTPUT)
0
200
1,4 bar
0
50
100
150
SPEED – RPM (OUTPUT)
200
Torque vs. Speed
700
II 2 GD c T4
80
600
500
60 psi
300
6.63
168,4
4.09
103,89
0.50
12,7
0.25
6,4
11.56
APPROX.
293,6
PORT SIZE
1/4 PIPE
6.13
155,7
2.50
63,5 DIA. B.C.
2.63
66,8
0.34
HOLE (4)
8,6
5.25
133,4
0.25 -20 UNC-2B 0.44 DEEP (4) HLS
6,4
11,2
4.75
120,7
0.9997
ø 0.9990
25,392
25,375
1.75
44,5
OIL FILLER HLS.
0
200
0
50
100
150
SPEED – RPM (OUTPUT)
200
Air Consumption vs. Speed
60
30
50
80 psi
40
60 psi
30
40 psi
20
20 psi
10
0
0
50
100
150
200
SPEED – RPM (OUTPUT)
FREE AIR CONSUMPTION (l/s)
0.2505
0.2487
6,363 KEYWAY
6,317
2.63
66,8
2.25
57,2
CFM (FREE AIR) CONSUMPTION
6.13
155,7
50
100
150
SPEED – RPM (OUTPUT)
2,8 bar
1,4 bar
24
5,6 bar
18
4,2 bar
12
2,8 bar
6
0
1,4 bar
0
50
100
150
SPEED – RPM (OUTPUT)
108
96
84
72
60
48
36
24
12
0
200
FREE AIR CONSUMPTION (m3/h)
3.251
3.249
82,58 DIA.
82,52
0
4,2 bar
20
20 psi
100
5,6 bar
40
40 psi
200
0
TORQUE (Nm)
400
Product Dimensions (inches, mm)
60
80 psi
TORQUE LB. IN.
RECOMMENDED
www.gastmfg.com
0,2
Torque vs. Speed
II 2 GD c T4
•Filter AH103F
•Regulator AH104R
•Gauge AA806
•Lubricator AH105L
•Oil AD220 – 1 quart (.94 litres)
•Repair kit K205 (Air motor only)
2,8 bar
0,4
20 psi
0
4,2 bar
0,6
40 psi
0.4
•10:1 gear reducer
•Face and foot mounting
•Horizontal or shaft down operation
• Metal muffler AC980 adds 2" height
when installed
•
0,8
60 psi
0.8
FEATURES
•Filter AH103F
•Regulator AH104R
•Gauge AA806
•Lubricator AH105L
•Oil AD220 – 1 quart (.94 litres)
•Repair kit K205 (Air motor only)
5,6 bar
80 psi
1.0
Net wt. 28 lbs (12,6 kg)
•
1,0
1.2
HORSEPOWER
4AM-RV-75-GR20
1.4
KILOWATT
Model
Gast Air Motors / Gear Motors 29
Air-Powered Gear Motors
4AM Series, 20:1 reduction,
100 – 750 lbs in. (10 – 82 Nm) torque at 15 rpm (minimum speed reduction)
Model
Max. allowable end thrust with 0 overhung load is 2259 lbs
(1016,6 kg) at 30 rpm to 1335 lbs (600,8 kg) at 150 rpm.
Max. overhung load on output shaft with 0 end thrust 1601
lbs (720,4 kg).
4AM-70C-CB20
(8 Vanes, Reversible)
Net wt. for standard configuration
60 lbs (27,0 kg)
FEATURES
Product Dimensions (inches, mm)
•20:1 gear reducer
•Base mounting
•Optional mountings and shaft
locations available
• Metal muffler AC980 adds 2"
height when installed
4AM-70C-CB20/4AM-70C-CF20
(standard shaft)
(opposite shaft)
“B” Mounting (photo)
5.63
143,0
1/4 NPT PIPE (2)
0.25 0.13
6,4 X 3,3 KEYWAY
RECOMMENDED
•Filter AH103F
•Regulator AH104R
•Gauge AA806
•Lubricator AH105L
•Oil AD220 – 1 quart (.94 litres)
•Repair kit K280A (Air motor only)
7.44
189,0 2.63
66,7
8.19
208,0 3.69
93,7
Output Power vs. Speed
1.2
1.0
80 psi
0.6
60 psi
0.4
KILOWATT
HORSEPOWER
0.8
0,6
0
0
2,8 bar
1.75
44,5
1,4 bar
0
25 50 75 100 125 150
SPEED – RPM (OUTPUT)
50
80 psi
40
60 psi
30
40 psi
20 psi
20
10
0
0
FREE AIR CONSUMPTION (l/s)
CFM (FREE AIR) CONSUMPTION
100 psi
60
25 50 75 100 125 150
SPEED – RPM (OUTPUT)
36
30
24
18
12
6
0
0
132
120
7,0 bar 108
96
5,6 bar 84
72
4,2 bar
60
48
2,8 bar
36
1,4 bar
24
12
0
25 50 75 100 125 150
SPEED – RPM (OUTPUT)
2.63
66,8
4.56
115,8
OPPOSITE
SHAFT
LOCATION*
8.81
223,8 2.50
63,5
5.56
141,2
5.63
143,0
6.13
155,7 10.13
257,3
3.00
76,2
11.25
285,8
2.50
63,5
1.25
31,8
5.75
7.13 146,1
181,1
0.25 X 0.13 KEYWAY
6,4
3,3
100 psi
500
80 psi
400
60 psi
300
200
40 psi
100
0
20 psi
25 50 75 100 125 150
SPEED – RPM (OUTPUT)
TORQUE (Nm)
TORQUE LB. IN.
2.06
52,3
0.75
19,1
0.53 DIA. THRU (4)
13,5
“D” Mounting
5.63
143,0
2.50
63,5
5.63
143,0
1/4 NPT PIPE (2)
80
600
0
14.00
355,6
4AM-70C-CD20/4AM-70C-CH20
(standard shaft)
(opposite shaft)
100
700
11.44
290,6
8.56
217,4
Torque vs. Speed
800
0.53
13,5 DIA. THRU (4)
0.38 -16 TAP (4) HOLES
9,7 TOP & BOTTOM
5.63
143,0
1/4 NPT PIPE (2)
FREE AIR CONSUMPTION (m3/h)
70
3.19
81,0
4.00
6.38 101,6
162,1 8.00
9.25 203,2
234,9
4AM-70C-CC20/4AM-70C-CG20
(standard shaft)
(opposite shaft)
Air Consumption vs. Speed
80
2.50
63,5
1.69
42,9 2.63 0.75
66,8 19,1
“C” Mounting
5,6 bar
0,2
20 psi
25 50 75 100 125 150
SPEED – RPM (OUTPUT)
8.81
223,7
8.00
203,2
4,2 bar
0,4
40 psi
0.2
0
7,0 bar
0,8
OPPOSITE
SHAFT
LOCATION*
3.38
85,9
5.25
133,4 6.50
165,1
1,0
100 psi
2.50
63,5
5.63
143,0
1.25
31,75
2.94
74,7
14.06
357,1
14.00
355,6 11.44
290,6
2.06
4.56
52,3
115,8
8.88
225,6
7,0 bar
60
5,6 bar
40
4,2 bar
2,8 bar
20
0
1,4 bar
0
25 50 75 100 125 150
SPEED – RPM (OUTPUT)
30 Gast Air Motors / Gear Motors
2.06
52,3
11.69
296,9
14.32
363,7
4.81
122,2
8.38
212,9
2.63
6.31 66,8 3.00
160,3 10.50 76,2
266,7 11.75
298,5
OPPOSITE
SHAFT
LOCATION*
0.75
19,1
2.50
63,5
3.13
79,5
4.44
112,8
1.25
31,75
0.53 DIA. THRU (4)
13,5
0.25 X 0.13 KEYWAY
6,4
3,3
www.gastmfg.com
Air-Powered Gear Motors
4AM Series, 60:1 reduction,
200 – 1650 lbs in. (25 – 185 Nm) torque at 5 rpm (minimum speed reduction)
Model
Max. allowable end thrust with 0 overhung load is 3545
lbs (1595,3 kg) at 10 rpm to 2134 lbs (960,3 kg) at 50
rpm. Max. overhung load on output shaft with 0 end
thrust 1601 lbs (720,5 kg).
4AM-70C-CB60
(8 Vanes, Reversible)
Net wt. for standard configuration
60 lbs (27,0 kg)
Product Dimensions (inches, mm)
FEATURES
“B” Mounting (photo)
•60:1 gear reducer
•Base mounting
•Optional mountings and shaft
locations available
• Metal muffler AC980 adds 2"
height when installed
4AM-70C-CB60/4AM-70C-CF60
(standard shaft)
(opposite shaft)
5.63
143,0
1/4 NPT PIPE (2)
0.25 X 0.13 KEYWAY
6,4
3,3
RECOMMENDED
•Filter AH103F
•Regulator AH104R
•Gauge AA806
•Lubricator AH105L
•Oil AD220 – 1 quart (.94 litres)
•Repair kit K280A (Air motor only)
7.44
189,0 2.63
66,7
8.19
208,0 3.69
93,7
OPPOSITE
SHAFT
LOCATION*
1.25
31,75
2.94
74,7
3.38
85,9
5.25
133,4 6.50
165,1
2.50
63,5
1.69
42,9 2.63 0.75
66,8 19,1
100 psi
HORSEPOWER
0
KILOWATT
20 psi
10
20
30
40
SPEED – RPM (OUTPUT)
0
50
4,2 bar
0,2
40 psi
0.2
1.75
44,5
2,8 bar
1,4 bar
10
20
30
40
SPEED – RPM (OUTPUT)
0
6.13
155,7 10.13
257,3
TORQUE LB. IN.
TORQUE (Nm)
80 psi
5,6 bar
100
60 psi
40 psi
20 psi
0
10
20
30
40
SPEED – RPM (OUTPUT)
7,0 bar
125
4,2 bar
75
50
0
50
1,4 bar
0
10
20
30
40
SPEED – RPM (OUTPUT)
2.50
63,5
1.25
31,8
FREE AIR CONSUMPTION (l/s)
CFM (FREE AIR) CONSUMPTION
100 psi
60
50
80 psi
40
60 psi
30
40 psi
20 psi
20
10
0
0
10
20
30
40
SPEED – RPM (OUTPUT)
www.gastmfg.com
50
36
30
24
18
12
6
0
0
0.53 DIA. THRU (4)
13,5
0.75
19,1
4AM-70C-CD60/4AM-70C-CH60
(standard shaft)
(opposite shaft)
50
5.63
143,0
132
120
7,0 bar 108
96
5,6 bar 84
72
4,2 bar
60
48
2,8 bar
36
24
1,4 bar
12
0
10
20
30
40
50
SPEED – RPM (OUTPUT)
2.50
63,5
5.63
143,0
1/4 NPT PIPE (2)
FREE AIR CONSUMPTION (m 3/h)
70
2.06
52,3
8.56
217,4
5.75
7.13 146,1
181,1
0.25 X 0.13 KEYWAY
6,4
3,3
3.00
76,2
11.25
285,8
Air Consumption vs. Speed
80
14.00
355,6
“D” Mounting
2,8 bar
25
11.44
290,6
5.63
143,0
5.63
143,0
175
150
4.56
115,8
OPPOSITE
SHAFT
LOCATION*
8.81
223,8 2.50
63,5
5.56
141,2
200
100 psi
2.63
66,8
1/4 NPT PIPE (2)
50
Torque vs. Speed
1800
1600
1400
1200
1000
800
600
400
200
0
4AM-70C-CC60/4AM-70C-CG60
(standard shaft)
(opposite shaft)
5,6 bar
0,4
60 psi
0.4
0.53 DIA. THRU (4)
13,5
0.38 -16 TAP (4) HOLES
9,7 TOP & BOTTOM
“C” Mounting
7,0 bar
0,6
80 psi
0.6
3.19
81,0
4.00
101,6
6.38
162,1 8.00
9.25 203,2
234,9
0,8
0.8
0
2.50
63,5
5.63
143,0
8.81
223,7
8.00
203,2
Output Power vs. Speed
1.0
14.06
357,1
14.00
355,6 11.44
290,6
2.06
4.56
52,3
115,8
8.88
225,6
2.06
52,3
11.69
296,9
14.32
363,7
4.81
122,2
8.38
212,9
2.63
6.31 66,8 3.00
160,3 10.50 76,2
266,7 11.75
298,5
OPPOSITE
SHAFT
LOCATION*
0.75
19,1
2.50
63,5
3.13
79,5
4.44
112,8
1.25
31,75
0.53 DIA. THRU (4)
13,5
0.25 X 0.13 KEYWAY
6,4
3,3
Gast Air Motors / Gear Motors 31