The Timken Company - Fafnir® Eccentric Locking Collar Ball Bearings

Smarter Bearing Selection Is Here

The Timken^® Syber^® Bearing System Designer Tool now features Smart Selection, enabling users to find the right bearing faster by filtering options based on target life and key dimensions.

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Analyze Bearing Performance in an Application with Timken^® Syber^® Bearing System Designer

A powerful software tool that combines calculators and configurators to assist you with application design, bearing selection, installation, and troubleshooting. It’s free, easy-to-use, and accessible 24/7.

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Unit of Measure

Items	RAL008NPPB Fafnir® Eccentric Locking Collar Ball Bearings	RAL008NPP Fafnir® Eccentric Locking Collar Ball Bearings	G1008KRRB Fafnir® Eccentric Locking Collar Ball Bearings	G1008KLLB Fafnir® Eccentric Locking Collar Ball Bearings	GRA008RRB Fafnir® Eccentric Locking Collar Ball Bearings
Manufacturing Part Number	N/A	N/A	N/A G1008KRRB + COL	N/A	N/A GRA008RRB + COL
Series	N/A Light-Duty	N/A Light-Duty	N/A Industrial	N/A Industrial	N/A Standard
Shaft Size d	N/A 1/2 in
Bore Type	N/A Cylindrical bore
Bearing Type	N/A Ball Bearing
Outside Diameter D	N/A 1.378 in35 mm	N/A 1.378 in35 mm	N/A 1.575 in40 mm	N/A 1.575 in40 mm	N/A 1.575 in40 mm
Inner Ring Width B	N/A 0.625 in15.88 mm	N/A 0.625 in15.88 mm	N/A 1.094 in27.78 mm	N/A 1.094 in27.78 mm	N/A 0.75 in19.05 mm
Outside Ring Width C	N/A 0.433 in11 mm	N/A 0.433 in11 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm	N/A 0.472 in12 mm
Radius r	N/A 0.024 in0.6 mm
Center of Bearing from End S	N/A 0.212 in5.5 mm	N/A 0.212 in5.5 mm	N/A 0.547 in13.9 mm	N/A 0.547 in13.9 mm	N/A 0.256 in6.5 mm
Set Screw Size	N/A	N/A	N/A 1/4-20	N/A 1/4-20	N/A 1/4-20
Number of Set Screws	N/A 2
Angle between Set Screws	N/A 90 º
Dimension d1	N/A 1 in25.4 mm	N/A 1 in25.4 mm	N/A 1.126 in28.6 mm	N/A 1.126 in28.6 mm	N/A 1.126 in28.6 mm
Dimension M	N/A	N/A	N/A 0.107 in2.72 mm	N/A 0.107 in2.72 mm	N/A 0.107 in2.72 mm
Dimension B1	N/A 0.938 in23.8 mm	N/A 0.938 in23.8 mm	N/A 1.469 in37.3 mm	N/A 1.469 in37.3 mm	N/A 1.126 in28.6 mm
Dimension B2	N/A 0.438 in11.1 mm	N/A 0.438 in11.1 mm	N/A 0.531 in13.5 mm	N/A 0.531 in13.5 mm	N/A 0.531 in13.5 mm
Dimension D1	N/A
Dimension T	N/A
Dimension K	N/A
Dimension F	N/A 0.79 in20.07 mm	N/A 0.79 in20.07 mm	N/A	N/A	N/A
Dimension G	N/A 0.408 in10.37 mm	N/A 0.408 in10.37 mm	N/A	N/A	N/A
Dimension L	N/A 0.156 in4 mm	N/A 0.156 in4 mm	N/A	N/A	N/A
Dimension O	N/A
Static Load Rating	N/A 680 lbf3000 N	N/A 680 lbf3000 N	N/A 1070 lbf4700 N	N/A 1070 lbf4700 N	N/A 1070 lbf4700 N
Dynamic Load Rating	N/A 1700 lbf7500 N	N/A 1700 lbf7500 N	N/A 2380 lbf10700 N	N/A 2380 lbf10700 N	N/A 2380 lbf10700 N
Material	N/A Bearing Steel
Lubrication Type	N/A Non-Relubricatable	N/A Non-Relubricatable	N/A Relubricatable	N/A Relubricatable	N/A Relubricatable
O.D. Type	N/A Spherical OD	N/A Cylindrical OD	N/A Spherical OD	N/A Spherical OD	N/A Spherical OD
Sub Series	N/A RAL..NPPB	N/A RAL..NPP	N/A G1…KRRB	N/A G1…KLLB	N/A GRA..RRB
Seal Type	N/A	N/A	N/A Shroud Seal	N/A Labyrinth Seal	N/A Molded Shroud
Collar No.	N/A LS008K	N/A LS008K	N/A	N/A	N/A
Basic Outer Ring Size	N/A 202	N/A 202	N/A	N/A	N/A
Weight	N/A	N/A	N/A 0.2 Kg0.5 lb	N/A 0.2 Kg0.5 lb	N/A 0.2 Kg0.5 lb