BS Series and BS...HS Series Backstop Clutch Made in China
BS series and BS...HS series Backstop Clutch
MODEL : BS series and BS...HS series Backstop Clutch
The BS series Cam Clutches are intended for applications where reverse rotation of the slow speed conveyor
head shaft is to prevented (backstopping).
MODELS BS30 TO BS135
The BS-HS series offer higher torque and speed not found in convention models.
MODELS BS160HS TO BS450HS
Dimensions and Capacities dimensions in mm
| Model |
Torque Capacity (N·m) |
Max. Overrunning (r/min) Inner Race |
Drag Torque (N·m) |
A | B | C |
PCD D |
E | S |
H-M Size× Pitch × No.of Tapped HoleS |
Grease Filler Hole (Size) |
Q’ty Grease (kg) |
| BS30 | 294 | 350 | 0.58 | 64 | 90 | 64 | 80 | 45 | 13 | M6 ×P1.0×4 | - | - |
| BS50 | 784 | 300 | 0.98 | 67 | 125 | 67 | 110 | 70 | 16 | M8 ×P1.25×4 | - | - |
| BS65 | 1570 | 340 | 3.92 | 90 | 160 | 85 | 140 | 90 | 20 | M10 ×P1.5×6 | - | - |
| BS75 | 2450 | 300 | 5.88 | 90 | 170 | 85 | 150 | 100 | 20 | M10 ×P1.5×6 | - | - |
| BS85 | 5880 | 300 | 7.84 | 115 | 210 | 110 | 185 | 115 | 30 | M12 ×P1.75×6 | - | - |
| BS95 | 7840 | 250 | 9.8 | 115 | 230 | 110 | 200 | 130 | 30 | M14 ×P2.0×6 | - | - |
| BS110 | 10800 | 250 | 14.7 | 115 | 270 | 110 | 220 | 150 | 30 | M16 ×P2.0×6 | - | - |
| BS135 | 15700 | 200 | 19.6 | 135 | 320 | 130 | 280 | 180 | 30 | M16 ×P2.0×8 | - | - |
| BS160HS | 39200 | 350 | 34.3 | 180 | 360 | 175 | 315 | 220 | 40 | M20 ×P2.5×10 | PT 1/4 | 0.23 |
| BS200HS | 61700 | 250 | 44.1 | 205 | 430 | 200 | 380 | 260 | 40 | M22 ×P2.5×8 | PT 1/4 | 0.31 |
| BS220HS | 102000 | 200 | 73.5 | 330 | 500 | 325 | 420 | 290 | 40 | M20 ×P2.5×16 | PT 1/4 | 1.3 |
| BS250HS | 147000 | 170 | 93.1 | 370 | 600 | 365 | 530 | 330 | 50 | M24 ×P3.0×16 | PT 1/4 | 1.7 |
| BS270HS | 204000 | 160 | 98 | 385 | 650 | 380 | 575 | 370 | 50 | M24 ×P3.0×16 | PT 1/4 | 2 |
| BS300HS | 294000 | 150 | 108 | 425 | 780 | 420 | 690 | 470 | 60 | M30 ×P3.5×16 | PT 1/4 | 3.6 |
| BS350HS | 392000 | 110 | 157 | 440 | 930 | 480 | 815 | 535 | 70 | M36 ×P4.0×16 | PT 1/4 | 4.1 |
| BS425HS | 735000 | 85 | 216 | 570 | 1030 | 580 | 940 | 635 | 70 | M36 ×P4.0×18 | PT 1/4 | 6.9 |
| BS450HS | 980000 | 80 | 245 | 570 | 1090 | 600 | 990 | 645 | 80 | M42 ×P4.5×18 | PT 1/4 | 7.2 |
Bore Keyway , Weight
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