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

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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Part Number	Shaft Size d	Housing Width A	Static Load Rating	Dynamic Load Rating	Seal Type	Housing Style	CAD
RCJC 5/8	N/A 5/8 in	N/A 22.2 mm0.875 in	N/A 4700 N1060 lbf	N/A 10600 N2360 lbf	N/A	N/A Four-Bolt Square Flange	N/A
RCJC 3/4	N/A 3/4 in	N/A 27.8 mm1.094 in	N/A 6500 N1460 lbf	N/A 14200 N3190 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1	N/A 1 in	N/A 27.9 mm1.098 in	N/A 7800 N1750 lbf	N/A 15500 N3490 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1 1/8	N/A 1 1/8 in	N/A 30.2 mm1.188 in	N/A 11100 N2500 lbf	N/A 21800 N4900 lbf	N/A	N/A Four-Bolt Square Flange	N/A
RCJC1 3/16	N/A 1 3/16 in	N/A 29.9 mm1.177 in	N/A 11300 N2530 lbf	N/A 21600 N4850 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1 1/4	N/A 1 1/4 in	N/A 31.8 mm1.252 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1 1/4S	N/A 1 1/4 in	N/A 30.2 mm1.188 in	N/A 11100 N2500 lbf	N/A 21800 N4900 lbf	N/A	N/A Four-Bolt Square Flange	N/A
RCJC1 3/8	N/A 1 3/8 in	N/A 34.1 mm1.344 in	N/A 15100 N3400 lbf	N/A 28500 N6400 lbf	N/A	N/A Four-Bolt Square Flange	N/A
RCJC1 7/16	N/A 1 7/16 in	N/A 31.8 mm1.252 in	N/A 15300 N3440 lbf	N/A 28500 N6400 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1 1/2	N/A 1 1/2 in	N/A 38.1 mm1.5 in	N/A 19800 N4460 lbf	N/A 36200 N8130 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1 11/16	N/A 1 11/16 in	N/A 38.9 mm1.531 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1 3/4	N/A 1 3/4 in	N/A 38.9 mm1.531 in	N/A 20500 N4600 lbf	N/A 36300 N8160 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC1 15/16	N/A 1 15/16 in	N/A 42.9 mm1.689 in	N/A 23200 N5210 lbf	N/A 38900 N8740 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC2	N/A 2 in	N/A 46.8 mm1.843 in	N/A 29200 N6570 lbf	N/A 48100 N10800 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC2 3/16	N/A 2 3/16 in	N/A 46.8 mm1.843 in	N/A 29200 N6570 lbf	N/A 48100 N10800 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC2 7/16	N/A 2 7/16 in	N/A 49.2 mm1.937 in	N/A 35900 N8080 lbf	N/A 58200 N13100 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A
RCJC2 15/16	N/A 2 15/16 in	N/A 66.7 mm2.626 in	N/A 44800 N10100 lbf	N/A 68900 N15500 lbf	N/A Shroud Seal	N/A Four-Bolt Square Flange	N/A

Part Number

Shaft Size d

Housing Width A

Static Load Rating

Dynamic Load Rating

Seal Type

Housing Style

CAD

RCJC 5/8

N/A 5/8 in

N/A 22.2 mm0.875 in

N/A 4700 N1060 lbf

N/A 10600 N2360 lbf

N/A

N/A Four-Bolt Square Flange

N/A

RCJC 3/4

N/A 3/4 in

N/A 27.8 mm1.094 in

N/A 6500 N1460 lbf

N/A 14200 N3190 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1

N/A 1 in

N/A 27.9 mm1.098 in

N/A 7800 N1750 lbf

N/A 15500 N3490 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1 1/8

N/A 1 1/8 in

N/A 30.2 mm1.188 in

N/A 11100 N2500 lbf

N/A 21800 N4900 lbf

N/A

N/A Four-Bolt Square Flange

N/A

RCJC1 3/16

N/A 1 3/16 in

N/A 29.9 mm1.177 in

N/A 11300 N2530 lbf

N/A 21600 N4850 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1 1/4

N/A 1 1/4 in

N/A 31.8 mm1.252 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1 1/4S

N/A 1 1/4 in

N/A 30.2 mm1.188 in

N/A 11100 N2500 lbf

N/A 21800 N4900 lbf

N/A

N/A Four-Bolt Square Flange

N/A

RCJC1 3/8

N/A 1 3/8 in

N/A 34.1 mm1.344 in

N/A 15100 N3400 lbf

N/A 28500 N6400 lbf

N/A

N/A Four-Bolt Square Flange

N/A

RCJC1 7/16

N/A 1 7/16 in

N/A 31.8 mm1.252 in

N/A 15300 N3440 lbf

N/A 28500 N6400 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1 1/2

N/A 1 1/2 in

N/A 38.1 mm1.5 in

N/A 19800 N4460 lbf

N/A 36200 N8130 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1 11/16

N/A 1 11/16 in

N/A 38.9 mm1.531 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1 3/4

N/A 1 3/4 in

N/A 38.9 mm1.531 in

N/A 20500 N4600 lbf

N/A 36300 N8160 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC1 15/16

N/A 1 15/16 in

N/A 42.9 mm1.689 in

N/A 23200 N5210 lbf

N/A 38900 N8740 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC2

N/A 2 in

N/A 46.8 mm1.843 in

N/A 29200 N6570 lbf

N/A 48100 N10800 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC2 3/16

N/A 2 3/16 in

N/A 46.8 mm1.843 in

N/A 29200 N6570 lbf

N/A 48100 N10800 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC2 7/16

N/A 2 7/16 in

N/A 49.2 mm1.937 in

N/A 35900 N8080 lbf

N/A 58200 N13100 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

RCJC2 15/16

N/A 2 15/16 in

N/A 66.7 mm2.626 in

N/A 44800 N10100 lbf

N/A 68900 N15500 lbf

N/A Shroud Seal

N/A Four-Bolt Square Flange

N/A

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Series

Shaft Size d (in)

Dynamic Load Rating (N)

Dynamic Load Rating (lbf)

Seal Type