Changzhou Suma Precision Machinery Co., Ltd
| Payment Terms | D/A, D/P, Western Union, L/C, T/T |
| Supply Ability | 100pcs / month |
| Delivery Time | 10-15 days |
| Packaging Details | Carton Box |
| Package | Carton/Wooden Case/Pallet |
| Vibration Level | V1/V2/V3/V4 |
| Application | Automotive/ Agricultural/ Industrial |
| Number of Row | Single Row |
| Outer Diameter | 15-35mm |
| Inner Diameter | 6-20mm |
| Material | Steel |
| Width | 7-18mm |
| MOQ | 5- |
| Brand Name | SUMA |
| Model Number | BS85-70 BS85-75 BS85-80 BS85-85 |
| Place of Origin | CHINA |
View Detail Information
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Product Specification
| Payment Terms | D/A, D/P, Western Union, L/C, T/T | Supply Ability | 100pcs / month |
| Delivery Time | 10-15 days | Packaging Details | Carton Box |
| Package | Carton/Wooden Case/Pallet | Vibration Level | V1/V2/V3/V4 |
| Application | Automotive/ Agricultural/ Industrial | Number of Row | Single Row |
| Outer Diameter | 15-35mm | Inner Diameter | 6-20mm |
| Material | Steel | Width | 7-18mm |
| MOQ | 5- | Brand Name | SUMA |
| Model Number | BS85-70 BS85-75 BS85-80 BS85-85 | Place of Origin | CHINA |
| High Light | 2RS Seals One Way Bearing ，V2 One Way Clutch Bearing ，35mm One Way Clutch Bearing | ||
BS85 BS85-70 BS85-75 BS85-80 BS85-85 One Way Bearings Backstop Clutch Cam Clutch
Features of freewheel backstop Clutch
The BS series Cam Clutches are intended for applications where reverse rotation of the slow speed conveyor head shaft is to be prevented (backstopping) .
Catalogue of freewheel backstop Clutch for your choice
BS160HS-BS450HS backstop Clutch Data Sheet
| Model | Torque | Max. | Drag | A | B | C | PCD | E | S | H-M Size× Pitch× No.of Tapped HoleS | Grease | Q’ty |
| Capacity | Overrunning | Torque | D | Filler Hole | Grease | |||||||
| (N·m) | (r/min)Inner Race | (N·m) | (Size) | (kg) | ||||||||
| 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 |
| Model | Torque | Max overrunning | Drag Torque (N-m) | A | B | C | PCD | E | S | H-M Size× Pitch ×No.of Tapped Holes |
| Capacity (Nm) | (r/min) Inner race | D | ||||||||
| BS30 | 294 | 350 | 0.58 | 64 | 90 | 64 | 80 | 45 | 13 | M 6 ×P1.0×4 |
| BS50 | 784 | 300 | 0.98 | 67 | 125 | 67 | 110 | 70 | 16 | M 8 ×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 |
| New JIS | OldJIS | Bore Diameter | ||
| Keyway | Keyway | Range | W. Min | W.Max |
| JISB1301-1996 | JISB1301-1959 | (mm) | (kg) | (kg) |
| ISO R773 | ||||
| BS30-30J | BS30-30E | 20to30 | 2.3 | 2.1 |
| BS50-45J | BS50-45E | 30to50 | 4.7 | 4 |
| BS50-50J | BS50-50E | |||
| BS65-40J | BS65-40E | 40to65 | 13 | 11.5 |
| BS65-45J | BS65-45E | |||
| BS65-50J | BS65-50E | |||
| BS65-55J | BS65-55E | |||
| BS65-60J | BS65-60E | |||
| BS65-65J | BS65-65E | |||
| BS75-60J | BS75-60E | 50to75 | 14.7 | 13.1 |
| BS75-65J | BS75-65E | |||
| BS75-70J | BS75-70E | |||
| BS75-75J | BS75-75E | |||
| BS85-70J | BS85-70E | 60to85 | 27.2 | 24.7 |
| BS85-75J | BS85-75E | |||
| BS85-80J | BS85-80E | |||
| BS85-85J | BS85-85E | |||
| BS95-80J | BS95-80E | 70to95 | 32.2 | 29.4 |
| BS95-85J | BS95-85E | |||
| BS95-90J | BS95-90E | |||
| BS95-95J | BS95-95E | |||
| BS110-85J | BS110-85E | 80to110 | 38.6 | 34.2 |
| BS110-95J | BS110-95E | |||
| BS110-100J | BS110-100E | |||
| BS110-105J | BS110-105E | |||
| BS110-110J | BS110-110E | |||
| BS135 | BS135 | 90to135 | 76.1 | 68 |
| BS160HS | BS160HS | 100to160 | 120 | 103 |
| BS200HS | BS200HS | 100to200 | 200 | 163 |
| BS220HS | BS220HS | 150to220 | 390 | 338 |
| BS250HS | BS250HS | 175to250 | 760 | 689 |
| BS270HS | BS270HS | 200to270 | 850 | 774 |
| BS300HS | BS300HS | 230to300 | 1,400 | 1,300 |
| BS350HS | BS350HS | 250to350 | 2,300 | 2,120 |
| BS425HS | BS425HS | 325to425 | 3,300 | 2,960 |
| BS450HS | BS450HS | 350to450 | 3,700 | 3,400 |
Q: How do you pack the BS backstop Clutch ?
Q: Can i get the backstop Clutch samples from you?
A: It is highly encouraged to ask for the samples for quality check.
Q: Can you promise to deliver the backstop Clutch in time?
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
2005
Total Annual:
1000000-2000000
Employee Number:
50~51
Ecer Certification：
Verified Supplier
Changzhou Suma Precision Machinery Co., Ltd was established in 2005, which was a professional and non-stop manufacturer for mechanical parts, integrates into R&D, Design, Manufacturing and Sales . The main Catagories are : One Way Cl... Changzhou Suma Precision Machinery Co., Ltd was established in 2005, which was a professional and non-stop manufacturer for mechanical parts, integrates into R&D, Design, Manufacturing and Sales . The main Catagories are : One Way Cl...
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