
SIZE CHART
Inch deep groove ball bearing selection table
Open bearings | Dimensions (mm) | Reference weight (kg) | ||||||||
Bearing number | Inner diameter (d) | Outer diameter | Height (B) | Bearing materials | ||||||
mm | inch | mm | inch | mm | inch | ZrO2 | Si3N4 | Plastic | 440C | |
1601 | 4.763 | 3/16 | 17.463 | 11/16 | 6.350 | 1/4 | 0.00380 | 0.00210 | 0.00090 | 0.00500 |
1602 | 6.350 | 1/4 | 17.463 | 11/16 | 6.350 | 1/4 | 0.00460 | 0.00250 | 0.00110 | 0.00600 |
1603 | 7.938 | 1/32 | 22.225 | 7/8 | 7.144 | 9/32 | 0.00850 | 0.00450 | 0.00200 | 0.01100 |
1604 | 9.525 | 3/8 | 22.225 | 7/8 | 7.144 | 9/32 | 0.01000 | 0.00530 | 0.00230 | 0.01300 |
1605 | 7.938 | 7/16 | 23.019 | 29/32 | 7.938 | 5/16 | 0.00310 | 0.00160 | 0.00070 | 0.00400 |
1606 | 9.525 | 3/8 | 23.019 | 29/32 | 7.938 | 5/16 | 0.01150 | 0.00620 | 0.00270 | 0.01500 |
1607 | 11.113 | 7/16 | 23.019 | 29/32 | 7.938 | 5/16 | 0.01230 | 0.00660 | 0.00290 | 0.01600 |
1614 | 9.525 | 3/8 | 28.575 | 9/8 | 9.525 | 3/8 | 0.02200 | 0.01170 | 0.00510 | 0.02860 |
1615 | 11.113 | 7/16 | 28.575 | 9/8 | 9.525 | 3/8 | 0.02050 | 0.01100 | 0.00480 | 0.02670 |
1616 | 12.700 | 1/2 | 28.575 | 9/8 | 9.525 | 3/8 | 0.19000 | 0.10130 | 0.04430 | 0.24700 |
1620 | 11.113 | 7/16 | 34.925 | 11/8 | 11.113 | 7/16 | 0.04000 | 0.02130 | 0.00930 | 0.05200 |
1621 | 12.700 | 1/2 | 34.925 | 11/8 | 11.113 | 7/16 | 0.03770 | 0.02010 | 0.00880 | 0.04900 |
1622 | 14.288 | 9/16 | 34.925 | 11/8 | 11.113 | 7/16 | 0.03570 | 0.01900 | 0.00830 | 0.04640 |
1623 | 15.875 | 5/8 | 34.925 | 11/8 | 11.113 | 7/16 | 0.03320 | 0.01770 | 0.00780 | 0.04320 |
1628 | 15.875 | 5/8 | 41.275 | 13/8 | 12.700 | 1/2 | 0.06060 | 0.03230 | 0.01410 | 0.07880 |
1630 | 19.050 | 3/4 | 41.275 | 13/8 | 12.700 | 1/2 | 0.05990 | 0.03200 | 0.01400 | 0.07790 |
1633 | 15.875 | 5/8 | 44.450 | 7/4 | 12.700 | 1/2 | 0.07690 | 0.04100 | 0.01790 | 0.10000 |
1635 | 19.050 | 3/4 | 44.450 | 7/4 | 12.700 | 1/2 | 0.07030 | 0.03750 | 0.01640 | 0.09140 |
R2 | 3.175 | 1/8 | 9.525 | 3/8 | 3.967 | 5/32 | 0.00110 | 0.00060 | 0.00030 | 0.00140 |
R2A | 3.175 | 1/8 | 12.700 | 1/2 | 4.366 | 11/64 | 0.00220 | 0.00120 | 0.00050 | 0.00290 |
R3 | 4.762 | 3/16 | 12.700 | 1/2 | 3.967 | 5/32 | 0.00180 | 0.00100 | 0.00040 | 0.00240 |
R4 | 6.350 | 1/4 | 15.875 | 5/8 | 4.978 | 0.196 | 0.00350 | 0.00190 | 0.00080 | 0.00460 |
R4A | 6.350 | 1/4 | 19.050 | 3/4 | 5.556 | 7/32 | 0.00540 | 0.00290 | 0.00130 | 0.00700 |
R6 | 9.525 | 3/8 | 22.225 | 7/8 | 5.556 | 7/32 | 0.00850 | 0.00450 | 0.00200 | 0.01100 |
R8 | 12.700 | 1/2 | 28.575 | 11/8 | 6.350 | 1/4 | 0.01080 | 0.00570 | 0.00250 | 0.01400 |
R10 | 15.875 | 5/8 | 34.525 | 13/8 | 7.144 | 9/32 | 0.02150 | 0.01150 | 0.00500 | 0.02800 |
R12 | 19.050 | 3/4 | 41.275 | 15/8 | 7.938 | 5/16 | 0.03230 | 0.01720 | 0.00750 | 0.04200 |
R14 | 22.225 | 7/8 | 47.625 | 17/8 | 9.525 | 3/8 | 0.05540 | 0.02950 | 0.01290 | 0.07200 |
R16 | 25.400 | 1 | 50.800 | 2 | 9.525 | 3/8 | 0.06540 | 0.03490 | 0.01530 | 0.08500 |
R18 | 28.575 | 11/8 | 53.975 | 21/8 | 9.525 | 3/8 | 0.06540 | 0.03490 | 0.01530 | 0.08500 |
R20 | 31.750 | 11/4 | 57.150 | 21/4 | 9.525 | 3/8 | 0.06380 | 0.03410 | 0.01490 | 0.08300 |
R22 | 34.925 | 13/8 | 63.500 | 21/2 | 11.113 | 7/16 | 0.1038 | 0.0554 | 0.0242 | 0.0135 |
R24 | 38.100 | 11/2 | 66.675 | 25/8 | 11.113 | 7/16 | 0.01108 | 0.05910 | 0.02580 | 0.14400 |