Applied Product Catalog 2016 2017 Page i23 Technical Reference

Shaft and Housing Fits All Things Industrial SM i23 SHAFT FITS Standard Bearings Types Basic Number BEARING BORE SHAFT ROTATING SHAFT STATIONARY Max Min SHAFT DIAMETER MEAN FIT TIGHT SHAFT DIAMETER MEAN FIT LOOSE Max Min Max Min Single Row 00 0.3937 0.3934 0.3939 0.3936 0.00020 0.3935 0.3931 0.00025 Extra Light 01 0.4724 0.4721 0.4726 0.4723 0.00020 0.4722 0.4717 0.00030 200 Light 02 0.5906 0.5903 0.5908 0.5905 0.00020 0.5904 0.5899 0.00030 300 Medium 03 0.6693 0.6690 0.6695 0.6692 0.00020 0.6691 0.6686 0.00030 400 Heavy 04 0.7874 0.7870 0.7878 0.7875 0.00045 0.7871 0.7866 0.00035 05 0.9843 0.9839 0.9847 0.9844 0.00045 0.9840 0.9835 0.00035 06 1.1811 1.1807 1.1815 1.1812 0.00045 1.1808 1.1803 0.00035 07 1.3780 1.3775 1.3785 1.3781 0.00055 1.3776 1.3770 0.00045 08 1.5748 1.5743 1.5753 1.5749 0.00055 1.5744 1.5738 0.00045 09 1.7717 1.7712 1.7722 1.7718 0.00055 1.7713 1.7707 0.00045 Radial-Thrust 10 1.9685 1.9680 1.9690 1.9686 0.00055 1.9681 1.9675 0.00045 7200 Light 11 2.1654 2.1648 2.1660 2.1655 0.00065 2.1650 2.1643 0.00045 7300 Medium 12 2.3622 2.3616 2.3628 2.3623 0.00065 2.3618 2.3611 0.00045 7400 Heavy 13 2.5591 2.5585 2.5597 2.5592 0.00065 2.5587 2.5580 0.00045 14 2.7559 2.7553 2.7565 2.7560 0.00065 2.7555 2.7548 0.00045 15 2.9528 2.9522 2.9534 2.9529 0.00065 2.9524 2.9517 0.00045 16 3.1496 3.1490 3.1502 3.1497 0.00065 3.1492 3.1485 0.00045 17 3.3465 3.3457 3.3472 3.3466 0.00080 3.3460 3.3452 0.00050 18 3.5433 3.5425 3.5440 3.5434 0.00080 3.5428 3.5420 0.00050 Double Row 19 3.7402 3.7394 3.7409 3.7403 0.00080 3.7397 3.7389 0.00050 5200 Light 20 3.9370 3.9362 3.9377 3.9371 0.00080 3.9365 3.9357 0.00050 5300 Medium 21 4.1339 4.1331 4.1346 4.1340 0.00080 4.1334 4.1326 0.00050 5400 Heavy 22 4.3307 4.3299 4.3314 4.3308 0.00080 4.3302 4.3924 0.00050 Fretting corrosion on a shaft caused by improper housing and shaft fits. Fretting corrosion will look the same on ID/OD of bearing. Photo courtesy of The Timken Company.

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