Page 1 of Roller Clutches by QBC Quality Bearings & Components

bearing finder home page unidirectional drive shell type roller clutches · case hardened steel roller cup · 52100 hardened chrome steel needle bearing · stainless steel springs · plastic cage 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 s through c r drive lutc h gea s o.d w 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 +50°f to +160°f 10°c to +70°c · minimum backlash driven shaft co verruns untercloc kw ar o ise ge clearance exaggerated stationary shaft causes roller to move out of wedge to release clutch when overrunning without bearing supports w catalog number bore clutch o.d clutch width 000 010 s recommax mended torque shaft dia lb in 0000 0005 shaft housing housing rotating rotating bore overrun overrun 0010 speed speed 0000 max rpm max rpm bcdhfz­040708 bcdhfz­061008 bcdhfz­081208 bcdhfz­121410 bcdhfz­121610 bcdhfz­162110 .4375 .2500 .6250 .3750 .7500 .5000 .8750 .6250 .7500 1.0000 1.0000 1.3130 .500 .625 18.6 50.4 85.9 175.2 247.8 442.5 .2500 .3750 .5000 .6250 .7500 1.0000 .4370 .6245 .7495 .8745 .9995 1.312 21000 14000 11000 8500 7000 5300 12000 12000 9000 5000 4400 5000 with bearing supports w catalog number bore clutch o.d .6250 .7500 .8750 clutch width 000 008 s recommax mended torque shaft dia lb in 0000 0005 shaft housing housing rotating rotating bore overrun overrun 0010 speed speed 0000 max rpm max rpm bcdflz­061014 bcdflz­081214 bcdflz­101416 .3750 .5000 .6250 .875 .875 1.000 50.4 85.9 175.2 .3750 .5000 .6250 .6245 .7495 .8745 14000 11000 8500 12000 9000 5000 inch note shaft surface hardness must be rc 58 min 139

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