KOYO BEAIRNG
| Shaft Dia. | Fw | D | C | Yย max. | Bearing Designation | Loadย Ratings | Fatigue Loadย Limit Cu | Speed Ratings | Approx.ย Wt. | Mounting Dimensions | Inspectionย gage | Mounting innerย ring (pages B-2-74 toย B-2-76) | |||||||
| +0ย ย ย +0.000ย -0.3 ย -0.012 | Dynamic | Static | Shaft | Housing | |||||||||||||||
| Openย Ends | Closedย Oneย End | C | C0 | Grease | Oil | Open Ends | Closedย Oneย End | Max. | Min. | Max. | Min. | ||||||||
| in | mm in | mm in | mm in | mm in | kN lbf | kN | min-1 | kg lbs | mm in | mm in | mm in | mm in | |||||||
| 1/8 | 3.175 0.1250 | 6.350 0.2500 | 4.78 0.188 | โ | JP-23-F | 0.90 200 | 0.61 140 | 0.100 | 33000 | 51000 | 0.001 0.001 | โ | 3.175 0.1250 | 3.167 0.1247 | 6.363 0.2505 | 6.350 0.2500 | Tableย B2-7 | ||
| 3.175 0.1250 | 6.350 0.2500 | 6.35 0.250 | โ | JP-24-F | 1.33 300 | 1.01 230 | 0.150 | 33000 | 51000 | 0.001 0.001 | โ | 3.175 0.1250 | 3.167 0.1247 | 6.363 0.2505 | 6.350 0.2500 | Tableย B2-7 | |||
| 5/32 | 3.970 0.1563 | 7.142 0.2812 | 4.78 0.188 | JP-2ย 1/2ย 3F | 0.91 200 | 0.62 140 | 0.110 | 31000 | 47000 | 0.001 0.001 | 3.970 0.1563 | 3.962 0.1560 | 7.155 0.2817 | 7.142 0.2812 | Tableย B2-7 | ||||
| 3/16 | 4.763 0.1875 | 8.733 0.3438 | 4.77 0.188 | โ | JP-33-F | โ | 1.07 240 | 0.73 160 | 0.120 | 25000 | 38000 | 0.001 0.002 | โ | 4.763 0.1875 | 4.755 0.1872 | 8.730 0.3437 | 8.717 0.3432 | Tableย B2-7 | |
| 4.763 0.1875 | 8.733 0.3438 | 6.35 0.250 | JP-34-F | 1.72 390 | 1.34 300 | 0.200 | 25000 | 38000 | 0.001 0.002 | 4.763 0.1875 | 4.755 0.1872 | 8.730 0.3437 | 8.717 0.3432 | Tableย B2-7 | |||||
| 4.763 0.1875 | 8.733 0.3438 | 9.53 0.375 | 1.02 0.040 | J-36 | MJ-361 | 2.28 510 | 1.92 430 | 0.290 | 25000 | 38000 | 0.002 0.004 | 0.002 0.005 | 4.763 0.1875 | 4.755 0.1872 | 8.730 0.3437 | 8.717 0.3432 | Tableย B2-7 | ||
| 1/4 | 6.350 0.2500 | 11.113 0.4375 | 7.92 0.312 | 1.02 0.040 | J-45 | MJ-451 | 2.21 500 | 1.74 390 | 0.300 | 20000 | 30000 | 0.003 0.006 | 0.003 0.007 | 6.350 0.2500 | 6.337 0.2495 | 11.125 0.4380 | 11.100 0.4370 | Tableย B2-7 | |
| 6.350 0.2500 | 11.113 0.4375 | 11.13 0.438 | 1.02 0.040 | J-47 | MJ-471 | 3.40 760 | 3.01 680 | 0.450 | 20000 | 30000 | 0.004 0.008 | 0.004 0.009 | 6.350 0.2500 | 6.337 0.2495 | 11.125 0.4380 | 11.100 0.4370 | Tableย B2-7 | ||
| 5/16 | 7.938 0.3125 | 12.700 0.5000 | 7.92 0.312 | โ | J-55 | โ | 2.40 540 | 2.01 450 | 0.340 | 18000 | 28000 | 0.003 0.007 | โ | 7.938 0.3125 | 7.925 0.3120 | 12.713 0.5005 | 12.687 0.4995 | Tableย B2-7 | |
| 7.938 0.3125 | 12.700 0.5000 | 11.13 0.438 | 1.02 0.040 | J-57 | MJ-571 | 4.03 910 | 3.92 880 | 0.590 | 18000 | 28000 | 0.004 0.009 | 0.005 0.011 | 7.938 0.3125 | 7.925 0.3120 | 12.713 0.5005 | 12.687 0.4995 | Tableย B2-7 | ||
| 7.938 0.3125 | 14.288 0.5625 | 11.13 0.438 | 1.02 0.040 | JH-57 | MJH-571 | 4.65 1050 | 3.76 850 | 0.570 | 14000 | 22000 | 0.006 0.013 | 0.007 0.016 | 7.938 0.3125 | 7.925 0.3120 | 14.300 0.5630 | 14.275 0.5620 | Tableย B2-7 | ||
| 3/8 | 9.525 0.3750 | 14.288 0.5625 | 7.92 0.312 | 1.02 0.040 | J-65 | MJ-651 | 2.73 610 | 2.49 560 | 0.430 | 18000 | 27000 | 0.004 0.008 | 0.004 0.009 | 9.525 0.3750 | 9.512 0.3745 | 14.300 0.5630 | 14.275 0.5620 | Tableย B2-7 | IRA-3 |
| 9.525 0.3750 | 14.288 0.5625 | 9.53 0.375 | 1.02 0.040 | J-66 | MJ-661 | 3.53 790 | 3.46 780 | 0.530 | 18000 | 27000 | 0.004 0.009 | 0.005 0.010 | 9.525 0.3750 | 9.512 0.3745 | 14.300 0.5630 | 14.275 0.5620 | Tableย B2-7 | IRA-3 | |
| 9.525 0.3750 | 14.288 0.5625 | 12.70 0.500 | 1.02 0.040 | J-68 | MJ-681 | 5.22 1170 | 5.72 1290 | 0.860 | 18000 | 27000 | 0.005 0.012 | 0.006 0.013 | 9.525 0.3750 | 9.512 0.3745 | 14.300 0.5630 | 14.275 0.5620 | Tableย B2-7 | IRA-3 | |
| 9.525 0.3750 | 15.875 0.6250 | 12.70 0.500 | JH-68 | 6.59 1480 | 6.08 1370 | 0.920 | 13000 | 20000 | 0.008 0.017 | 9.525 0.3750 | 9.512 0.3745 | 15.888 0.6255 | 15.862 0.6245 | Tableย B2-7 | IRA-3 | ||||
| 7/16 | 11.113 0.4375 | 15.875 0.6250 | 12.70 0.500 | 1.02 0.040 | J-78 | MJ-781 | 6.34 1430 | 7.67 1720 | 1.15 | 17000 | 26000 | 0.006 0.014 | 0.007 0.016 | 11.113 0.4375 | 11.100 0.4370 | 15.888 0.6255 | 15.862 0.6245 | Tableย B2-7 | |
| 11.113 0.4375 | 17.463 0.6875 | 12.70 0.500 | JH-78 | 7.10 1600 | 6.89 1550 | 1.05 | 13000 | 19000 | 0.009 0.019 | 11.113 0.4375 | 11.100 0.4370 | 17.475 0.6880 | 17.450 0.6870 | Tableย B2-7 | |||||
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