FRHM Single Directional Freewheel Sprag Backstop Bearing
FRHM Single Directional Freewheel Sprag Backstop Bearing
Technical Datas
Features
Complete Freewheels FRHM with torque arm are sealed sprag freewheels with ball bearings. They are designed for
interchanging the MorseCB units, supplied oil-filled and ready for installation
The freewheels FRHM are arranged on through shafts or shaft ends.
The freewheels FRHM are used as:
Backstops
for low-speed applications. They are designed for use in inclined conveyor-belt systems, elevators and pumps. Taconite seals protect the backstops when conditions are dirty and dusty.
Maximum torques up to 56 000 lb-ft.
Bores up to 7 inch.
Application example
Backstop FRHM 900~12 on the head pulley shaft of an inclined conveyor. The back driving torque is restricted by the
torque arm on the base plate.
Dimensions and Capacities
|
Freewheel Size |
Maximum torque |
Nominal torque |
Maximum speed ring wheels rpm |
Bore d max. inch |
A inch |
C inch |
D inch |
E inch |
H inch |
J* inch |
L* inch |
N inch |
O inch |
Q inch |
R* inch |
Wei ght |
|
FRHM 775-7 |
15 000 | 7 500 | 540 | 3.75 | 9.75 | 4.38 | 6 | 0.50 | 21.88 | 3.56 | 7.50 | 1.25 | 8.13 | 17.00 | 15.25 | 160 |
|
FRHM 800-7 |
24 000 | 12 000 | 460 | 4.50 | 10.50 | 4.38 | 7 | 0.50 | 22.25 | 3.56 | 8.00 | 1.25 | 8.63 | 17.00 | 15.25 | 190 |
|
FRHM 800-12 |
24 000 | 12 000 | 460 | 4.50 | 10.50 | 4.75 | 7 | 0.50 | 25.50 | 3.56 | 8.00 | 1.25 | 8.63 | 20.25 | 18.63 | 200 |
|
FRHM 900-12 |
37 000 | 18 500 | 400 | 5.44 | 12.00 | 4.75 | 8 | 0.50 | 26.25 | 3.56 | 7.63 | 1.25 | 8.38 | 20.25 | 18.63 | 210 |
|
FRHM 900-19 |
37 000 | 18 500 | 400 | 5.44 | 12.00 | 4.75 | 8 | 0.88 | 30.63 | 3.56 | 7.63 | 1.50 | 8.75 | 24.63 | 22.88 | 220 |
|
FRHM 1000-19 |
56 000 | 28 000 | 360 | 7.00 | 16.50 | 4.75 | 9 | 0.88 | 32.89 | 3.56 | 8.75 | 1.50 | 9.13 | 24.63 | 22.88 | 270 |
|
FRHM 1000-30 |
56 000 | 28 000 | 360 | 7.00 | 16.50 | 5.25 | 9 | 0.88 | 33.25 | 3.56 | 8.75 | 1.75 | 9.13 | 25.00 | 23.00 | 275 |
Mounting and Coupling
The back driving torque is restrained by the torque arm. The torque arm must not be clamped into position. It must have 0.5 inch play in the axial and in the radial direction.
FRHM backstops are supplied for a clearance fit. Set screws on the inner ring are provided for axial retention, shaft collars are not required.
Pictures
Get in Touch
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