Ball Bearings Catalog Page D78 Super Precision Ball Bearings

A BALL BEARINGS D D78 TIMKEN PRODUCTS CATALOG 99101WN 0.4724 1.1024 0.315 9 x 3 /16 0.04 390 1020 75800 380 980 68200 (1.5) (2) (31) 360 1020 90960 340 980 81840 99102WN 0.5906 1.2598 0.3543 11 x 3 /16 0.06 500 1170 64300 480 1120 57900 (1.5) (2.5) (31) 450 1170 77160 430 1120 69480 99103WN 0.6693 1.378 0.3937 13 x 3 /16 0.08 560 1240 56900 540 1190 51200 (1.5) (2.5) (31) 500 1240 68280 480 1190 61440 99104WN 0.7874 1.6535 0.4724 11 x 1 /4 0.14 1050 2190 43800 1000 2090 39400 (2) (2.5) (47) 940 2190 52560 890 2090 47280 99105WN 0.9843 1.8504 0.4724 13 x 1 /4 0.16 1300 2450 36500 1240 2330 32900 (2) (2.5) (47) 1160 2450 43800 1100 2330 39480 99106WN 1.1811 2.1654 0.5118 16 x 1 /4 0.25 1680 2770 29500 1590 2620 26600 (2) (3) (47) 1490 2770 35400 1410 2620 31920 99107WN 1.378 2.4409 0.5512 21 x 7 /32 0.37 1760 2510 25300 1670 2360 22800 (2.5) (3) (47) 1570 2510 30360 1490 2360 27360 99108WN 1.5748 2.6772 0.5906 24 x 7 /32 0.46 2060 2670 22000 1930 2510 19800 (2.5) (3) (47) 1830 2670 26400 1720 2510 23760 99109WN 1.7717 2.9528 0.6299 23 x 1 /4 0.57 2570 3340 20200 2410 3140 18200 (2.5) (3) (47) 2280 3340 24240 2150 3140 21840 99110WN 1.9685 3.1496 0.6299 25 x 1 /4 0.62 2810 3470 18500 2630 3260 16700 (2.5) (3) (47) 2500 3470 22200 2340 3260 20040 99111WN 2.1654 3.5433 0.7087 25 x 9 /32 0.92 3550 4290 16600 3330 4040 14900 (3) (3) (59) 3160 4290 19920 2960 4040 17880 99112WN 2.3622 3.7402 0.7087 26 x 9 /32 0.98 3700 4340 15400 3440 4080 13900 (3) (3) (59) 3290 4340 18480 3060 4080 16680 99113WN 2.5591 3.937 0.7087 28 x 9 /32 1.05 3960 4500 14400 3680 4230 13000 (3) (3) (59) 3520 4500 17280 3280 4230 15600 99114WN 2.7559 4.3307 0.7874 28 x 5 /16 1.47 4890 5450 13200 4569 5140 11900 (3) (3) (59) 4350 5540 15840 4060 5140 14280 99115WN 2.9528 4.5276 0.7874 30 x 5 /16 1.54 5200 5620 12300 4850 5290 11100 (3) (3) (59) 4630 5620 14760 4320 5290 13320 99116WN 3.1496 4.9213 0.8661 29 x 11 /32 2.08 6110 6580 11600 5690 6190 10400 (3) (3.5) (59) 5440 6580 13920 5070 6190 12480 99117WN 3.3465 5.1181 0.8661 31 x 11 /32 2.18 6490 6780 11000 6040 6380 9900 (3) (3.5) (79) 5770 6780 13200 5380 6380 11880 99118WN 3.5433 5.5118 0.9449 28 x 13 /32 2.79 8270 8780 10400 7720 8280 9400 (3) (3.5) (79) 7360 8780 13480 6870 8280 11280 99119WN 3.7402 5.7087 0.9449 29 x 13 /32 2.87 8530 8890 9900 7970 8390 8900 (3) (3.5) (79) 7590 8890 11880 7090 8390 10680 99120WN 3.937 5.9055 0.9449 31 x 13 /32 3.03 9070 9190 9400 8480 8660 8500 (3) (3.5) (79) 8080 9190 11280 7540 8660 10200 99121WN 4.1339 6.2992 1.0236 30 x 7 /16 3.81 10200 10300 8900 9540 9750 8000 (3) (4) (79) 9080 10300 10680 8490 9750 9600 99122WN 4.3307 6.6929 1.1024 30 x 15 /32 4.82 11700 11700 8500 11000 11100 7700 (3) (4) (79) 10400 11700 10200 9760 11100 8880 99124WN 4.7244 7.0866 1.1024 32 x 15 /32 5.17 12400 12000 7900 11600 11400 7100 (3) (4) (79) 11100 12000 9480 10300 11400 8520 99126WN 5.1181 7.874 1.2992 32 x 17 /32 7.85 16000 15200 7100 15000 14300 6400 (4) (4.5) (98) 14300 15200 8520 13300 14300 7680 99128WN 5.5118 8.2677 1.2992 34 x 17 /32 8.32 16900 15600 6600 15800 14700 5900 (4) (4.5) (98) 15100 15600 7920 14100 14700 7080 99130WN 5.9055 8.8583 1.378 34 x 19 /32 9.94 20600 18800 6200 19300 17800 5600 (4) (4.5) (98) 18300 18800 7440 17100 17800 6720 (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) INCH in/tol: +0; -.000(m) in. lbs. RPM lbs. RPM EXTRA-LIGHT 2(3)MMV99100WN (ISO 10) SERIES DIMENSIONAL SERIES INCHES SUPER PRECISION MM: Running accuracy and performance meet ABEC 9 (ISO P2) levels. Non-critical features conform to ABEC 7 (ISO P4) requirements. WN CONSTRUCTION: Incorporates low shoulder on non-thrust side of outer and inner 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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