The Timken Company - Fafnir® Four-Bolt Flanged Mounted Bearings Concentric Locking Collar

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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	RCJC 5/8 Fafnir® Four-Bolt Flanged Mounted Bearings Concentric Locking Collar	RCJC 3/4 Fafnir® Four-Bolt Flanged Mounted Bearings Concentric Locking Collar	RCJC1 Fafnir® Four-Bolt Flanged Mounted Bearings Concentric Locking Collar	RCJC1 1/8 Fafnir® Four-Bolt Flanged Mounted Bearings Concentric Locking Collar	RCJC1 3/16 Fafnir® Four-Bolt Flanged Mounted Bearings Concentric Locking Collar
Series	N/A Industrial
Shaft Size d	N/A 5/8 in	N/A 3/4 in	N/A 1 in	N/A 1 1/8 in	N/A 1 3/16 in
Bearing Number	N/A GC1010KRRB	N/A GC1012KRRB	N/A GC1100KRRB	N/A GC1102KRRB	N/A GC1103KRRB
Total Length L	N/A 76.2 mm3 in	N/A 85.7 mm3.374 in	N/A 95.2 mm3.748 in	N/A 107.9 mm4.25 in	N/A 107.9 mm4.248 in
Total Length H	N/A
Housing Width A	N/A 22.2 mm0.875 in	N/A 27.8 mm1.094 in	N/A 27.9 mm1.098 in	N/A 30.2 mm1.188 in	N/A 29.9 mm1.177 in
Flange Thickness A1	N/A 11.1 mm0.438 in	N/A 11.1 mm0.437 in	N/A 12.7 mm0.5 in	N/A 12.7 mm0.5 in	N/A 13.5 mm0.531 in
Bolt Hole Spacing	N/A 53.98 mm2.125 in	N/A 63.5 mm2.5 in	N/A 69.8 mm2.748 in	N/A 82.55 mm3.25 in	N/A 82.6 mm3.252 in
Bolt Hole Size N	N/A 9.9 mm0.391 in	N/A 10 mm0.394 in	N/A 10 mm0.394 in	N/A 11.5 mm0.453 in	N/A 10 mm0.394 in
Center of Bearing from Housing End A2	N/A
Dimension K	N/A
Dimension B1	N/A 26.59 mm1.047 in	N/A 31 mm1.22 in	N/A 34.1 mm1.34 in	N/A 37.31 mm1.469 in	N/A 37.31 mm1.469 in
Dimension S1	N/A 15.5 mm0.609 in	N/A 15.5 mm0.61 in	N/A 20.2 mm0.8 in	N/A 22.6 mm0.891 in	N/A 22.6 mm0.891 in
Dimension D	N/A 52.4 mm2.063 in	N/A 60.3 mm2.374 in	N/A 65.1 mm2.563 in	N/A 76.2 mm3 in	N/A 76.2 mm3 in
Dimension E	N/A 30.2 mm1.188 in	N/A 46.4 mm1.827 in	N/A 46.6 mm1.835 in	N/A 39.3 mm1.547 in	N/A 50.5 mm1.988 in
Dimension d1	N/A 34.1 mm0.344 in	N/A 38.1 mm1.5 in	N/A 44.4 mm1.75 in	N/A 52.4 mm2.063 in	N/A 52.4 mm2.06 in
Bolt Size	N/A M10
Static Load Rating	N/A 4700 N1060 lbf	N/A 6500 N1460 lbf	N/A 7800 N1750 lbf	N/A 11100 N2500 lbf	N/A 11300 N2530 lbf
Dynamic Load Rating	N/A 10600 N2360 lbf	N/A 14200 N3190 lbf	N/A 15500 N3490 lbf	N/A 21800 N4900 lbf	N/A 21600 N4850 lbf
Seal Type	N/A	N/A Shroud Seal	N/A Shroud Seal	N/A	N/A Shroud Seal
Housing Construction	N/A Four-Bolt Square Flange
Weight	N/A 0.486 Kg1.07 lb	N/A 0.726 Kg1.600 lb	N/A 0.939 Kg2.07 lb	N/A 1.135 Kg2.5 lb	N/A 1.302 Kg2.87 lb
Alternate Part Name	N/A RCJC 5/8	N/A RCJC 3/4	N/A RCJC1	N/A RCJC1 1/8	N/A RCJC1 3/16