Tapered roller bearings are of the separable type, comprising an inner ring, outer ring, tapered rollers, and a cage. Through the matching of tapered raceways and rollers, they can simultaneously withstand substantial radial loads and unidirectional axial loads. Characterised by high load-carrying capacity and rigidity, they find extensive application in automotive hubs, machine tool spindles, construction machinery, mining equipment, and similar scenarios.
| Designation | Bore diameter | Outside diameter | Width | Basic dynamic load rating | Limiting speed |
|---|---|---|---|---|---|
| [mm] | [mm] | [mm] | [kN] | [r/min] | |
| 331169 E/C500 | 457.2 | 596.9 | 279.4 | 5200 | |
| BT4-0010 G/HA1C400VA903 | 177.8 | 247.65 | 192.088 | 1020 | |
| BT4-0049 E81/C510 | 279.4 | 393.7 | 269.88 | 3400 | |
| BT4-8049 G/HA1 | 430 | 570 | 380 | 5694 | |
| BT4-8124 E/C550 | 440 | 580 | 360 | 6200 | |
| BT4-8139 G/HA1 | 711.2 | 914.4 | 390 | 7650 | |
| BT4-8166 E9/C600 | 409.575 | 546.1 | 334.962 | 5850 | |
| BT4-8166 E91/C600 | 409.575 | 546.1 | 334.962 | 5850 | |
| BT4-8182 E9/C675 | 317.5 | 422.275 | 269.875 | 3924 | |
| BT4B 328510/HA1 | 620 | 800 | 363.5 | 7480 | |
| BT4B 331066 A/HA4 | 825.5 | 1168.4 | 844.55 | 27933 | |
| BT4B 331093 BG/HA1 | 585.788 | 771.525 | 479.425 | 10600 | |
| BT4B 331168 B | 269.875 | 381 | 282.575 | 3080 | |
| BT4B 331189 E/C600 | 584.2 | 730.25 | 349.25 | 6800 | |
| BT4B 331226/HA1 | 431.8 | 571.5 | 336.55 | 4950 | |
| BT4B 331351 E/C775 | 710 | 900 | 410 | 11847 | |
| BT4B 331977 E/C725 | 460 | 610 | 360 | 7500 | |
| BT4B 332813 B/HA1C425 | 406.4 | 565.15 | 409.575 | 6050 | |
| BT4B 334042 E1/C575 | 385.762 | 514.35 | 317.5 | 4800 | |
| 330758 BG | 304.902 | 412.648 | 266.7 | 2970 | |
| 331165 A | 558.8 | 736.6 | 322.262 | 6270 | |
| 331287 BG | 300.038 | 422.275 | 311.15 | 4354 | |
| 332059 | 360 | 510 | 380 | 5610 | |
| BT4-0013 G/HA1C400VA903 | 206.375 | 282.575 | 190.5 | 1140 |
Wafangdian Fafuge Bearing Co., Ltd., rooted in Wafangdian Bearing Industry Base, is an emerging professional bearing manufacturer. Drawing on the base’s profound industrial heritage, we have upheld craftsmanship since inception, integrated precision manufacturing into R&D and production, and focused on the R&D and refined production of spherical roller bearings.
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