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Model Number |
BS-RK series |
Specification
(Dimensions-mm)
Model
No. |
Max
Torque
(kgf-m) |
Bore
Range
(mm) |
Inner Race
Max.
Overrunning
(rpm) |
Dimensions (mm) |
Bolts for
Torque arm
size x lenght x pcs |
Q'ty of
Oil
(cc) |
Weight
(kgf) |
| A |
B |
C |
E |
F |
G |
V |
Z |
|
BS 160RK
|
2,500 |
100~160 |
110 |
135 |
360 |
130 |
315 |
255 |
60 |
190 |
M10 |
M20x50literx10 |
1,300 |
95 |
|
BS 200RK
|
3,800 |
100~200 |
110 |
150 |
430 |
145 |
380 |
310 |
60 |
235 |
M12 |
M20x50literx8 |
1,900 |
155 |
|
BS 220RK
|
5,000 |
150~220 |
105 |
235 |
500 |
230 |
420 |
300 |
95 |
255 |
M12 |
M20x55literx22 |
3,400 |
310 |
|
BS 250RK
|
9,000 |
180~250 |
90 |
295 |
600 |
290 |
530 |
355 |
125 |
290 |
M14 |
M24x55 literx22 |
8,200 |
637 |
|
BS 270RK
|
12,500 |
200~270 |
80 |
295 |
650 |
290 |
370 |
395 |
130 |
320 |
M14 |
M24x55literx22 |
10,000 |
660 |
|
BS 300RK
|
18,000 |
230~300 |
80 |
295 |
780 |
290 |
690 |
495 |
130 |
380 |
M14 |
M30x70 literx22 |
15,000 |
1,050 |
|
BS 350RK
|
32,000 |
250~350 |
75 |
320 |
930 |
360 |
815 |
565 |
135 |
442 |
M16 |
M36x85literx22 |
18,000 |
1,710 |

Character
- BS-RK series are used in backstop applications.
- Overruning speed of BS-RK series with oil reservoirs is higher than BS-K series.
- Specify direction of inner race drive(right hand(R.H) or left hand(L.H)) viewed from direction of arrow mark when ordering(refer the above drawing)
Installation
- Check the direction of shaft rotation is the same as that of clutch
- Locate one of plugs of outer race at the bottom for a drain.
- Apply pressure only to a clutch inner race. and do not press the clutch outer race or the seal supporter
- Attach the end plate with the packing to the shaft by the bolts with the seal washer apply sealing paste in order to prevent leak of the oil.
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