Ball Bearings Catalog Page D100 Super Precision Ball Bearings

A BALL BEARINGS D D100 TIMKEN PRODUCTS CATALOG 301WI 12 37 12 8 x 7.14 0.061 4700 11000 47600 4600 10900 42800 (4) (6) (80) 4230 11000 57100 4060 10900 51400 302WI 15 42 13 10 x 6.75 0.087 5810 12900 38100 5600 11600 34300 (4) (6) (80) 5170 12900 45700 5000 11600 41200 303WI 17 47 14 7 x 9.53 0.104 7280 16900 36800 7100 16400 33100 (4) (6) (80) 6480 16900 44200 6300 16400 39700 304WI 20 52 15 8 x 10.32 0.137 10000 21500 32200 9650 20900 29000 (5) (7) (120) 8900 21500 38600 8590 20900 34800 305WI 25 62 17 9 x 11.91 0.221 15300 30500 26200 14800 29500 23600 (5) (7) (120) 13600 30500 31400 13200 29500 28300 306WI 30 72 19 10 x 13.49 0.328 22200 34120 22100 21500 39900 19900 (5) (7) (120) 19800 34120 26500 19100 39900 23900 307WI 35 80 21 10 x 14.29 0.443 25600 46200 19200 24700 44500 17300 (6) (7) (120) 22800 46200 23000 22000 44500 20800 308WI 40 90 23 11 x 15.88 0.608 35000 59700 16900 38900 57500 15200 (6) (8) (120) 31200 59700 20300 30100 57500 18200 309WI 45 100 25 10 x 17.46 0.809 38700 66500 15100 37400 64100 13600 (6) (8) (120) 34500 66500 18100 33300 64100 16300 310WI 50 110 27 10 x 19.05 1.046 46200 77900 13600 44700 75100 12200 (6) (8) (120) 41200 77900 16300 39800 75100 14600 311WI 55 120 29 10 x 20.64 1.332 54600 90200 12400 52600 86700 11200 (7) (8) (150) 48600 90200 14900 46800 86700 13400 312WI 60 130 31 10 x 22.23 1.665 63500 103100 11400 61100 99100 10300 (7) (9) (150) 56600 103100 13700 54400 99100 12400 313WI 65 140 33 11 x 23.81 2.101 80500 124400 10500 77400 119700 9500 (7) (9) (150) 71700 124400 12600 68900 119700 11400 314WI 70 150 35 11 x 25.40 2.548 91900 139900 9800 88300 134500 8800 (7) (9) (150) 81800 139900 11800 78500 134500 10600 319WI 95 200 45 10 x 34.93 5.587 155900 204400 7400 150400 196800 6700 (7) (10) (200) 138800 204400 8900 133900 196800 8000 (2MM) LOAD RATINGS (3MM) LOAD RATINGS (steel ball & ceramic ball ) (steel ball & ceramic ball ) d D C Ball Qty. Wt. C o (stat) C e (dyn) Limiting C o (stat) C e (dyn) Limiting Bore O.D. Width (1) x Dia. Speed (Ng) Speed (Ng) METRIC mm/tol: +0; -(m) mm kg N RPM N RPM MEDIUM 2(3)MM300WI (ISO 03) SERIES DIMENSIONAL SERIES METRIC SUPER PRECISION MM: Running accuracy and performance meet ABEC 9 (ISO P2) levels. Non-critical features conform to ABEC 7 (ISO P4) requirements. WI CONSTRUCTION: Incorporates low shoulder on non-thrust side of outer rings. Maximum complement of balls separated by one-piece cage piloted against a ground thrust shoulder land of the outer ring. (Ng) For a single, grease lubricated, spring preloaded bearing. This value to be used in permissible Operating Speed (Sp) calculation. (1) Width tolerance of preloaded bearing set +0/-0.25 mm (+0/-0.010"). (2) ABMA STD 20 (r as max). C D a d a d r Bearing Number 2MM or 3MM

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