ABIS Miniature and Precision Ball Bearings
2RU seal ball bearings
With bores of 0.6 to 90mm and precision grades to ABEC 7
General Information
2ru seal ball bearings
Inch series
Bore Ø (d) | Outer Ø (D) | Flange Ø (Df) | Radius (rs – min) | 2RU Seal Part No | Flange 2RU Seal Part No | Shield Width (B1) | Shield Flange Width (Bf1) | Load Rating Cr(N) | Load Rating Cor(N) | Max Speed Grease (x1000 rpm) | Max Speed Oil (x1000 rpm) | Cage Type |
0.125 | 0.375 | 0.422 | 0.0059 | R262RU* | FR262RU* | 0.1406 | 0.031 | 640 | 227 | 53 | 63 | J |
0.125 | 0.375 | 0.44 | 0.0118 | R22RS* | FR22RU* | 0.1562 | 0.03 | 631 | 219 | 56 | 67 | J |
0.1875 | 0.5 | 0.565 | 0.0118 | R22RU* | Â | 0.196 | 0.042 | 1301 | 488 | 43 | 53 | J |
0.1875 | 0.625 | Â | 0.0118 | R3A2RU | Â | 0.196 | Â | 1480 | 621 | 38 | 45 | J |
0.25 | 0.5 | 0.547 | 0.0059 | R1882RU* | FR1882RU* | 0.1875 | 0.045 | 1082 | 442 | 40 | 50 | J |
0.25 | 0.625 | 0.69 | 0.0118 | R42RU* | FR42RU* | 0.196 | 0.0633 | 1480 | 621 | 38 | 45 | J |
0.25 | 0.75 | Â | 0.0157 | R4A2RU | Â | 0.2812 | Â | 2336 | 896 | 36 | 43 | J |
0.375 | 0.875 | 0.969 | 0.0157 | R62RU | R62RU* | 0.2812 | 0.062 | 3332 | 1411 | 32 | 38 | J |
0.5 | 1.125 | 1.2252 | 0.0157 | R82RU | FR82RU* | 0.3125 | 0.062 | 5108 | 2413 | 27 | 32 | J |
0.625 | 1.375 | 1.49 | 0.0315 | R102RU | FR102RU | 0.3438 | 0.0687 | 5999 | 3265 | 21 | 25 | RJ |
0.75 | 1.625 | Â | 0.0315 | R122RU | Â | 0.4375 | Â | 9384 | 5057 | 17 | 21 | RJ/TW |
Notes
*Available with inner ring width extended by 0.0156″ (0.3962mm) each side
Bearings also available with stainless materials: prefix S
Bearing also available with single shield or seal: suffix Z, RS, RU or TS
