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Shell-Type Roller Clutches

Unidirectional - Metric


  • Specs
  • Drawing
  • How it works
Roller Clutches
• 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.
 
Unidirectional Drive Roller Clutches

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.
Needle Roller Bearings, Inner Races, Roller Clutechs, Shell Type, Bearings

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
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