Luoyang Zhongtai Industrial Co., Ltd.
Our Values Trust and reputation are a channel in the success and prosperity of ZTIC. Through valued employee loyalty and expertise ZTIC gives its customers a high degree of confidence. Through a
Add to Cart
custom high performance Large Diameter Tower Crane Slewing Bearing
Cross tapered roller bearings adopt large cone Angle and cone geometry design to make the overall effective span of bearings larger, but also can save space, save material costs. Therefore, it has higher anti-overturning torque capacity, higher rotation accuracy and limit speed. It is the ideal choice for high speed vertical turning, vertical boring machine, vertical grinding machine and other machine tool turntable shaft.
| Series | Model | Main dimensions (mm) | Basic | Limiting | Weight | Exchange model | |||||||
| Number | dynamic | speed | (Kg) | ||||||||||
| load rating | (Oil) | ||||||||||||
| Inner | Outer | Width | Chamfer | Radial | Axial | r/m | SKF | NACHI | URB | PSL | |||
| ring | ring | B(mm) | r(min) | Cr(KN) | Ca(KN) | ||||||||
| d (mm) | D(mm) | ||||||||||||
| XR/ | XR496051 | 203.2 | 279.4 | 31.75 | 1.5 | 41 | 49.2 | 800 | 6.5 | 616093A | / | / | / |
| JXR | XR678052 | 330.2 | 457.2 | 63.5 | 3 | 80 | 98.4 | 620 | 35 | 615661A | 300XRN50 | / | PSL 912-309A |
| XR766051 | 457.2 | 609.6 | 63.5 | 3 | 106 | 133 | 520 | 51 | 615894A | 0457XRN060 | XD.10.0457P5 | PSL 912-308A | |
| XR820060 | 580 | 760 | 80 | 5 | 106 | 209 | 300 | 100 | 615662A | 580XRN76 | XD.10.0580P5 | PSL 912-304A | |
| XR855053 | 685.8 | 914.4 | 79.375 | 3 | 180 | 224 | 260 | 150 | 615659A | 0685XRN091 | XD.10.0686P5 | PSL 912-305A | |
| XR882055 | 901.7 | 1117.6 | 82.55 | 3 | 225 | 297 | 200 | 185 | 615895A | 0901XRN112 | XD.10.0902P5 | PSL 912-306A | |
| XR889058 | 1028.7 | 1327.15 | 114.3 | 3 | 283 | 374 | 160 | 400 | BFKB353282 | 1028XRN132 | XD.10.1029P5 | PSL 912-307A | |
| /HA4 | |||||||||||||
| XR897051 | 1549.4 | 1828.8 | 101.6 | 3 | 326 | 489 | 80 | 500 | 615898A | / | XD.10.1549P5 | / | |
| JXR637050 | 300 | 400 | 37 | 1.5 | 47.2 | 60 | 720 | 13 | / | / | / | / | |
| JXR652050 | 310 | 425 | 45 | 2.5 | 61.6 | 76.5 | 640 | 20 | / | / | / | / | |
| JXR699050 | 370 | 495 | 50 | 3 | 70.2 | 89.2 | 600 | 30 | / | / | / | / | |