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Shaft Diameter
0.118"
3/16"
0.197"
1/4"
0.276"
5/16"
3/8"
0.394"
0.472"
1/2"
0.59"
5/8"
3/4"
7/8"
1"
1
1/4"
1
1/2"
1
3/4"
Maximum Torque
0
.
0
6
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0
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1
3
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0
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2
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0
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4
4
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0
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8
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1
.
2
5
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b
f
1
.
3
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b
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3
.
5
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f
5
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f
0
.
8
3
f
t
·
l
b
f
1
0
.
6
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n
·
l
b
f
1
1
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n
·
l
b
f
1
9
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n
·
l
b
f
2
5
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n
·
l
b
f
3
0
i
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·
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b
f
Shaft Type
D-Profile
Keyed
Round
Torque
0
.
0
1
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n
·
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t
o
0
.
0
6
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b
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0
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0
1
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l
b
f
t
o
0
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1
3
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·
l
b
f
0
.
0
3
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n
·
l
b
f
t
o
0
.
4
4
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·
l
b
f
0
.
0
6
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n
·
l
b
f
t
o
1
.
2
5
i
n
·
l
b
f
0
.
1
8
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n
·
l
b
f
t
o
5
i
n
·
l
b
f
0
.
2
i
n
·
l
b
f
0
.
5
i
n
·
l
b
f
t
o
1
0
.
6
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n
·
l
b
f
0
.
8
i
n
·
l
b
f
1
i
n
·
l
b
f
t
o
2
5
i
n
·
l
b
f
1
.
3
i
n
·
l
b
f
2
i
n
·
l
b
f
t
o
5
0
i
n
·
l
b
f
3
i
n
·
l
b
f
t
o
7
0
i
n
·
l
b
f
3
.
5
i
n
·
l
b
f
0
.
8
3
f
t
·
l
b
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1
1
i
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·
l
b
f
Engagement Type
Friction
Magnetic
Roller
Sprag
OD
15/16"
1"
1
3/16"
1
1/4"
1
7/16"
1
1/2"
1
5/8"
1
3/4"
1
13/16"
1
15/16"
2"
2
3/8"
2
5/8"
2
3/4"
2.88"
3
1/4"
3
5/16"
3
1/2"
3
5/8"
3
3/4"
3
63/64"
4
3/16"
4
1/4"
4
7/16"
4
1/2"
4
11/16"
5
1/4"
5
3/8"
5
7/16"
6
5/16"
6
3/4"
Drive Direction
Clockwise
Clockwise and Counterclockwise
Clockwise or Counterclockwise
Counterclockwise
Drive Type
Shaft-to-Shaft
Through Shaft
Shaft Mount Type
Set Screw
Slip Fit
Spring Pin
Clutch Type
Centrifugal
Electric
One Way
Maximum Rotation Speed
200 rpm
220 rpm
250 rpm
300 rpm
420 rpm
500 rpm
570 rpm
590 rpm
760 rpm
800 rpm
880 rpm
1,000 rpm
1,050 rpm
1,200 rpm
1,400 rpm
1,500 rpm
1,750 rpm
1,800 rpm
1,990 rpm
2,000 rpm
3,600 rpm
5,000 rpm
Rotation Speed
Less than 1,000 rpm
1,000 rpm to 1,499 rpm
1,500 rpm to 1,799 rpm
1,800 rpm to 1,999 rpm
2,000 rpm or greater
Overall Length
31/32"
1"
1
1/8"
1
9/32"
1
3/8"
1
1/2"
1
5/8"
1
3/4"
1
7/8"
1
15/16"
2"
2
1/8"
2
7/16"
2
1/2"
2
23/32"
2
3/4"
3"
3
1/8"
3.19"
3
17/64"
3
19/64"
3
11/32"
3
1/2"
3.56"
3
3/4"
4"
4
1/8"
4
1/2"
4
7/8"
5
1/8"
6
3/4"
For Shaft Misalignment Type
Angular
No Misalignment
Parallel
Export Control Classification Number (ECCN)
EAR99
Keyway Width
0.158"
3/16"
0.197"
1/4"
DFARS Specialty Metals
Exempt
REACH
Compliant
Not Compliant
RoHS
Compliant
Not Compliant
Voltage
24V DC
90V DC
Maximum Power
3/4
hp
3 hp
7.5 hp
13 hp
Mounting Hole Thread Size
1/4"
-20
M2.5
M3
M4
M5
Keyway Depth
3/32"
0.098"
0.124"
1/8"
3/16"
Mounting Hole Thread Pitch
0.45 mm
0.5 mm
0.7 mm
0.8 mm
Shaft Coupling Flexibility
Flexible
Rigid
Number of Set Screws Included
1
2
3
4
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74 Products
Power Transmission
Torque Limiters
Keep torque at or below a set limit to control tension or braking or protect machinery from overload
9 products
Clutches
Start and stop the transmission of power to machinery
58 products
Brakes
Control how much and how quickly your drive system slows down
7 products
The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)