Home / Thin Section Bearings / STB Series
STB series bearings are thin section bearings with ABEC 1F, 3F, 5F, or 7F precision. A, C, or X type products. Virtual CAD files available.
| wdt_ID | Part Number | Bore<br>(in.) | Outside Diameter<br>(in.) | Land Diameter<br>L1 (in.) | Land Diameter<br>L2 (in.) | C Bore Diameter<br>L3 (in.) | Radial Capacity Dynamic (lbs) † | Thrust Capacity Dynamic (lbs) |
|---|---|---|---|---|---|---|---|---|
| 1 | STB020 | 2.0000 | 2.6250 | 2.231 | 2.393 | 2.464 | 445 | 1,125 |
| 2 | STB025 | 2.5000 | 3.1250 | 2.731 | 2.893 | 2.964 | 515 | 1,450 |
| 3 | STB030 | 3.0000 | 3.6250 | 3.231 | 3.393 | 3.462 | 550 | 1,675 |
| 4 | STB035 | 3.5000 | 4.1250 | 3.731 | 3.893 | 3.962 | 620 | 1,825 |
| 5 | STB040 | 4.0000 | 4.6250 | 4.231 | 4.393 | 4.460 | 675 | 1,950 |
| 6 | STB042 | 4.2500 | 4.8750 | 4.481 | 4.643 | 4.710 | 695 | 1,925 |
| 7 | STB045 | 4.5000 | 5.1250 | 4.731 | 4.893 | 4.960 | 725 | 2,125 |
| 8 | STB047 | 4.7500 | 5.3750 | 4.981 | 5.143 | 5.210 | 735 | 2,175 |
| 9 | STB050 | 5.0000 | 5.6250 | 5.231 | 5.393 | 5.460 | 780 | 2,250 |
| 10 | STB055 | 5.5000 | 6.1250 | 5.731 | 5.893 | 5.958 | 810 | 2,450 |
| 11 | STB060 | 6.0000 | 6.6250 | 6.231 | 6.393 | 6.458 | 880 | 2,575 |
| 12 | STB065 | 6.5000 | 7.1250 | 6.731 | 6.893 | 6.958 | 915 | 2,625 |
| 13 | STB070 | 7.0000 | 7.6250 | 7.231 | 7.393 | 7.456 | 950 | 2,750 |
| 14 | STB075 | 7.5000 | 8.1250 | 7.731 | 7.893 | 7.955 | 1000 | 2,950 |
| 15 | STB080 | 8.0000 | 8.6250 | 8.231 | 8.393 | 8.453 | 1030 | 3,110 |
| 16 | STB090 | 9.0000 | 9.6250 | 9.231 | 9.393 | 9.451 | 1120 | 3,375 |
| 17 | STB100 | 10.0000 | 10.6250 | 10.231 | 10.393 | 10.449 | 1175 | 3,550 |
| 18 | STB110 | 11.0000 | 11.6250 | 11.231 | 11.393 | 11.447 | 1310 | 3,725 |
| 19 | STB120 | 12.0000 | 12.6250 | 12.231 | 12.393 | 12.445 | 1375 | 4,010 |
| Part Number | Bore<br>(in.) | Outside Diameter<br>(in.) | Land Diameter<br>L1 (in.) | Land Diameter<br>L2 (in.) | C Bore Diameter<br>L3 (in.) | Radial Capacity Dynamic (lbs) † | Thrust Capacity Dynamic (lbs) |
| wdt_ID | Part Number | Bore<br>(in.) | Outside Diameter<br>(in.) | Land Diameter<br>L1 (in.) | Land Diameter<br>L2 (in.) | Radial Capacity Dynamic (lbs) † |
|---|---|---|---|---|---|---|
| 1 | STB020 | 2.0000 | 2.6250 | 2.231 | 2.393 | 445 |
| 2 | STB025 | 2.5000 | 3.1250 | 2.731 | 2.893 | 515 |
| 3 | STB030 | 3.0000 | 3.6250 | 3.231 | 3.393 | 550 |
| 4 | STB035 | 3.5000 | 4.1250 | 3.731 | 3.893 | 620 |
| 5 | STB040 | 4.0000 | 4.6250 | 4.231 | 4.393 | 675 |
| 6 | STB042 | 4.2500 | 4.8750 | 4.481 | 4.643 | 695 |
| 7 | STB045 | 4.5000 | 5.1250 | 4.731 | 4.893 | 725 |
| 8 | STB047 | 4.7500 | 5.3750 | 4.981 | 5.143 | 735 |
| 9 | STB050 | 5.0000 | 5.6250 | 5.231 | 5.393 | 780 |
| 10 | STB055 | 5.5000 | 6.1250 | 5.731 | 5.893 | 810 |
| 11 | STB060 | 6.0000 | 6.6250 | 6.231 | 6.393 | 880 |
| 12 | STB065 | 6.5000 | 7.1350 | 6.731 | 6.893 | 915 |
| 13 | STB070 | 7.0000 | 7.6250 | 7.231 | 7.393 | 950 |
| 14 | STB075 | 7.5000 | 8.1250 | 7.731 | 7.893 | 1000 |
| 15 | STB080 | 8.0000 | 8.6250 | 8.231 | 8.393 | 1030 |
| 16 | STB090 | 9.0000 | 9.6250 | 9.231 | 9.393 | 1120 |
| 17 | STB100 | 10.0000 | 10.6250 | 10.231 | 10.393 | 1175 |
| 18 | STB110 | 11.0000 | 11.6250 | 11.231 | 11.393 | 1310 |
| 19 | STB120 | 12.0000 | 12.6250 | 12.231 | 12.393 | 1375 |
| Part Number | Bore<br>(in.) | Outside Diameter<br>(in.) | Land Diameter<br>L1 (in.) | Land Diameter<br>L2 (in.) | Radial Capacity Dynamic (lbs) † |
| wdt_ID | Part Number | Bore<br>(in.) | Outside Diameter<br>(in.) | Land Diameter<br>L1 (in.) | Land Diameter<br>L2 (in.) | Radial Capacity Dynamic (lbs) † | Thrust Capacity Dynamic (lbs) | Moment Capacity Dynamic<br>(lbs/In) |
|---|---|---|---|---|---|---|---|---|
| 1 | STB020 | 2.0000 | 2.6250 | 2.231 | 2.393 | 445 | 1,110 | 489 |
| 2 | STB025 | 2.5000 | 3.1250 | 2.731 | 2.893 | 515 | 1,287 | 669 |
| 3 | STB030 | 3.0000 | 3.6250 | 3.231 | 3.393 | 550 | 1,375 | 715 |
| 4 | STB035 | 3.5000 | 4.1250 | 3.731 | 3.893 | 620 | 1,550 | 806 |
| 5 | STB040 | 4.0000 | 4.6250 | 4.231 | 4.393 | 675 | 1,687 | 996 |
| 6 | STB042 | 4.2500 | 4.8750 | 4.481 | 4.643 | 695 | 1,737 | 1,390 |
| 7 | STB045 | 4.5000 | 5.1250 | 4.731 | 4.893 | 725 | 1,812 | 1,640 |
| 8 | STB047 | 4.7500 | 5.3750 | 4.981 | 5.143 | 735 | 1,837 | 1,790 |
| 9 | STB050 | 5.0000 | 5.6250 | 5.231 | 5.393 | 780 | 1,950 | 1,980 |
| 10 | STB055 | 5.5000 | 6.1250 | 5.731 | 5.893 | 810 | 2,025 | 2,280 |
| 11 | STB060 | 6.0000 | 6.6250 | 6.231 | 6.393 | 880 | 2,200 | 2,680 |
| 12 | STB065 | 6.5000 | 7.1250 | 6.731 | 6.893 | 915 | 2,287 | 3,140 |
| 13 | STB070 | 7.0000 | 7.6250 | 7.231 | 7.393 | 950 | 2,375 | 3,490 |
| 14 | STB075 | 7.5000 | 8.1250 | 7.731 | 7.893 | 1000 | 2,500 | 3,860 |
| 15 | STB080 | 8.0000 | 8.6250 | 8.231 | 8.393 | 1030 | 2,575 | 4,310 |
| 16 | STB090 | 9.0000 | 9.6250 | 9.231 | 9.393 | 1120 | 2,800 | 4,980 |
| 17 | STB100 | 10.0000 | 10.6250 | 10.231 | 10.393 | 1175 | 2,937 | 5,880 |
| 18 | STB110 | 11.0000 | 11.6250 | 11.231 | 11.393 | 1310 | 3,275 | 6,990 |
| 19 | STB120 | 12.0000 | 12.6250 | 12.231 | 12.393 | 1375 | 3,437 | 8,110 |
| Part Number | Bore<br>(in.) | Outside Diameter<br>(in.) | Land Diameter<br>L1 (in.) | Land Diameter<br>L2 (in.) | Radial Capacity Dynamic (lbs) † | Thrust Capacity Dynamic (lbs) | Moment Capacity Dynamic<br>(lbs/In) |
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Poughkeepsie, NY 12601
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