Shell-Type Roller Clutches
Unidirectional - Metric
- Specs
- Drawing
- How it works
• Case Hardened Steel Roller Cup
• 52100 Hardened Chrome Steel Needle Bearing
Features:
• Ideal for indexing, backstopping or overrunning operations
• Free rolling one way, drives in opposite direction
• Lightweight, low profile
• High indexing frequency, up to 4 CPS
• Temperature range, grease +10°C to +70°C (+50°F to +160°F)
• Minimum backlash
*Shaft surface hardness must be HRC 58 min.
| What It Does Transmits torque load in one direction. Overruns freely in opposite direction. Either shaft or housing can be driving member. |
How It Works Rollers wedge between shaft and outer race. Positive wedging forces prevent slipping. Springs position rollers for instantaneous lock-up. |
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| Catalog Number | Bore | Clutch O.D. |
W Clutch Width -0.2 |
Max. Torque N • m |
S* Recommended Shaft Dia. h6 |
Housing Bore N7 for Steel R7 for Aluminum |
Shaft Rotating Overrun Speed Max. rpm |
Housing Rotating Overrun Speed Max. rpm |
|---|---|---|---|---|---|---|---|---|
| BCDHFZM0406 | 4 | 8 | 6 | 0.34 | 4 | 8 | 34000 | 8000 |
| BCDHFZM0612 | 6 | 10 | 12 | 1.76 | 6 | 10 | 23000 | 13000 |
| BCDHFZM0812 | 8 | 12 | 12 | 3.15 | 8 | 12 | 17000 | 12000 |
| BCDHFZM1012 | 10 | 14 | 12 | 5.3 | 10 | 14 | 14000 | 11000 |
| BCDHFZM1216 | 12 | 18 | 16 | 12.2 | 12 | 18 | 11000 | 8000 |
| BCDHFZM1416 | 14 | 20 | 16 | 17.3 | 14 | 20 | 9500 | 8000 |
| BCDHFZM1616 | 16 | 22 | 16 | 20.5 | 16 | 22 | 8500 | 7500 |
| BCDHFZM1816 | 18 | 24 | 16 | 24.1 | 18 | 24 | 7500 | 7500 |
| BCDHFZM2016 | 20 | 26 | 16 | 28.5 | 20 | 26 | 7000 | 6500 |
| BCDHFZM2520 | 25 | 32 | 20 | 66 | 25 | 32 | 5500 | 5500 |
| BCDHFZM3020 | 30 | 37 | 20 | 90 | 30 | 37 | 4500 | 4500 |
| BCDHFZM3520 | 35 | 42 | 20 | 121 | 35 | 42 | 3900 | 3900 |
Needle Roller Bearings
Steel Hardened
Inner Races
Roller Clutches