The Timken Company - Fafnir® Triangle Flangette Mounted Bearings Eccentric Locking Collar

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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Simplified Gear Force Analysis

Alex Waye, Timken Application Engineer, shows you how to instantly compute tangential, radial, and axial forces for better design decisions.

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Unit of Measure

Items	RATR 3/4 Fafnir® Triangle Flangette Mounted Bearings Eccentric Locking Collar	RATR 20 Fafnir® Triangle Flangette Mounted Bearings Eccentric Locking Collar	RATR 7/8 Fafnir® Triangle Flangette Mounted Bearings Eccentric Locking Collar	RATR 15/16 Fafnir® Triangle Flangette Mounted Bearings Eccentric Locking Collar	RATR1 Fafnir® Triangle Flangette Mounted Bearings Eccentric Locking Collar
Shaft Size d	N/A 3/4 in	N/A 20 mm	N/A 7/8 in	N/A 15/16 in	N/A 1 in
Bearing Type	N/A Ball Bearing
Bearing Number	N/A RA012RRB	N/A RAE20RRB	N/A RA014RRB	N/A RA015RRB	N/A RA100RRB
Housing Width A	N/A
Flange Thickness A1	N/A 4.2 mm0.166 in
Outside Diameter H	N/A 90.5 mm3.563 in	N/A 90.5 mm3.563 in	N/A 95.2 mm3.7500 in	N/A 95.2 mm3.7500 in	N/A 95.2 mm3.7500 in
Dimension H1	N/A 33.3 mm1.313 in	N/A 33.3 mm1.313 in	N/A 34.9 mm1.375 in	N/A 34.9 mm1.375 in	N/A 34.9 mm1.375 in
Dimension H2	N/A 55.6 mm2.188 in	N/A 55.6 mm2.188 in	N/A 60.3 mm2.375 in	N/A 60.3 mm2.375 in	N/A 60.3 mm2.375 in
Total Height H3	N/A 76.2 mm3 in	N/A 76.2 mm3 in	N/A 79.4 mm3.125 in	N/A 79.4 mm3.125 in	N/A 79.4 mm3.125 in
Bolt Circle Diameter J	N/A 71.4 mm2.813 in	N/A 71.4 mm2.813 in	N/A 76.2 mm3 in	N/A 76.2 mm3 in	N/A 76.2 mm3 in
Stamping Size	N/A 47MSTR	N/A 47MSTR	N/A 52MSTR	N/A 52MSTR	N/A 52MSTR
Stamping Radial Load Rating	N/A 3100 N700 lb	N/A 3100 N700 lb	N/A 3550 N800 lb	N/A 3550 N800 lb	N/A 3550 N800 lb
Static Load Rating	N/A 6500 N1460 lbf	N/A 6500 N1460 lbf	N/A 7800 N1750 lbf	N/A 7800 N1750 lbf	N/A 7800 N1750 lbf
Dynamic Load Rating	N/A 14200 N3190 lbf	N/A 14200 N3190 lbf	N/A 15500 N3490 lbf	N/A 15500 N3490 lbf	N/A 15500 N3490 lbf
Housing Construction	N/A Two Piece Housing
Boly Hole Size N	N/A 8.7 mm0.344 in
Dimension E	N/A 25 mm0.984 in
Dimension K	N/A 6.4 mm0.250 in	N/A 6.4 mm0.250 in	N/A 7.1 mm0.281 in	N/A 7.1 mm0.281 in	N/A 7.1 mm0.281 in
Dimension L1	N/A 27 mm1.063 in	N/A 27 mm1.063 in	N/A 27.8 mm1.094 in	N/A 27.8 mm1.094 in	N/A 27.8 mm1.094 in
Dimension N2	N/A 12.7 mm0.5 in
Dimension d1	N/A 33.3 mm1.311 in	N/A 33.3 mm1.311 in	N/A 38.1 mm1.5 in	N/A 38.1 mm1.5 in	N/A 38.1 mm1.5 in
Short Shank - P	N/A 0.15 mm0.006 in	N/A 0.15 mm0.006 in	N/A 0.53 mm0.021 in	N/A 0.53 mm0.021 in	N/A 0.53 mm0.021 in
Long Shank - P	N/A 2.54 mm0.1 in	N/A 2.54 mm0.1 in	N/A 2.92 mm0.115 in	N/A 2.92 mm0.115 in	N/A 2.92 mm0.115 in
Weight	N/A 0.313 Kg0.69 lb	N/A 0.313 Kg0.69 lb	N/A 0.354 Kg0.78 lb	N/A 0.354 Kg0.78 lb	N/A 0.354 Kg0.78 lb