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Description
Brand - RBC
Item Number - RBY 1 1/8 RBC
Also Known As - RBY 1-1/8
Long-Life Yoke Rollers (with Crowned Outer Ring) - CRBY 1 1/8
Category - Long-Life Yoke Rollers
Principal Dimensions & Load Ratings (Imperial) :
Outside Diameter (D) - 1.125 (+ .000 to - .001) inch
Roller Width (B1) - 0.625 (+ .000 to - .005) inch
Crown Radius (CR) - 12 inch
Nominal Inside Diameter (d) - 0.3125 inch
Minimum Inside Diameter (d) - 0.3121 inch
Maximum Inside Diameter (d) - 0.3127 inch
Overall Width (B) - 0.6875 (+ .005 to - .010) inch
Shaft Shoulder (F) - 0.5 inch
Approximate Weight - 0.15 lbs
Speed Limit - 9400 rpm
Dynamic Capacity (C) - 3000 lbf
Static Capacity (C0) - 3200 lbf *
Maximum Allowable Load - 1700 lbf
Track Capacity @ 40 Rc - 1870 lbf
Maximum Transition Fit - 0.3122 inch
Minimum Transition Fit - 0.3118 inch
Maximum Press Fit - 0.313 inch
Minimum Press Fit - 0.3126 inch
Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 0.068 kg
Description of Prefixes :
RBY - Yoke Roller
Description of Possible Suffixes :
OH - Oil Holes
LU - Special Grease
NS - Without Seals
CR - Corrosion Resistant
NNW - 2 Jam Nuts & Washer
Other salient points to be noted :
• To specify RBC Roller® with lubrication holes, add OH suffix.
• Seals can be removed for flow-through lubrication.
• To specify RBC Roller® without seals, add NS suffix.
* Bearing Static Capacity provided for comparison only.
♦ ♦ Images are for representation purposes only
Item Number - RBY 1 1/8 RBC
Also Known As - RBY 1-1/8
Long-Life Yoke Rollers (with Crowned Outer Ring) - CRBY 1 1/8
Category - Long-Life Yoke Rollers
Principal Dimensions & Load Ratings (Imperial) :
Outside Diameter (D) - 1.125 (+ .000 to - .001) inch
Roller Width (B1) - 0.625 (+ .000 to - .005) inch
Crown Radius (CR) - 12 inch
Nominal Inside Diameter (d) - 0.3125 inch
Minimum Inside Diameter (d) - 0.3121 inch
Maximum Inside Diameter (d) - 0.3127 inch
Overall Width (B) - 0.6875 (+ .005 to - .010) inch
Shaft Shoulder (F) - 0.5 inch
Approximate Weight - 0.15 lbs
Speed Limit - 9400 rpm
Dynamic Capacity (C) - 3000 lbf
Static Capacity (C0) - 3200 lbf *
Maximum Allowable Load - 1700 lbf
Track Capacity @ 40 Rc - 1870 lbf
Maximum Transition Fit - 0.3122 inch
Minimum Transition Fit - 0.3118 inch
Maximum Press Fit - 0.313 inch
Minimum Press Fit - 0.3126 inch
Principal Dimensions & Load Ratings (Metric) :
Approximate Weight - 0.068 kg
Description of Prefixes :
RBY - Yoke Roller
Description of Possible Suffixes :
OH - Oil Holes
LU - Special Grease
NS - Without Seals
CR - Corrosion Resistant
NNW - 2 Jam Nuts & Washer
Other salient points to be noted :
• To specify RBC Roller® with lubrication holes, add OH suffix.
• Seals can be removed for flow-through lubrication.
• To specify RBC Roller® without seals, add NS suffix.
* Bearing Static Capacity provided for comparison only.
♦ ♦ Images are for representation purposes only



