Four-Row Taper Roller Bearing for Cold Rolling Mill Stf215kvs2851eg
Basic Info
Model No.: STF215KVS2851EG
Product Description

Boundary dimensions | Basic load ratings | Designations | Mass | Limiting speeds | |||||||
mm | kN | Current | Original | kg | r/min | ||||||
d | D | T | rmin | r1min | Cr | Cor | Grease | Oil | |||
150 | 210 | 165 | 2.5 | 2 | 700 | 1700 | 382930 | 2077930 | 16.5 | 670 | 850 |
| 212 | 155 | 3 | 2.5 | 964 | 2350 | 30630 | - | 16.8 | 670 | 850 |
160 | 220 | 165 | 2.5 | 2 | 795 | 2090 | 382932 | 2077932 | 18.5 | 670 | 850 |
| 265 | 173 | 3 | 2.5 | 1450 | 2760 | 380632 | - | 35.7 | 670 | 850 |
170 | 240 | 175 | 3 | 2.5 | 1210 | 3000 | 380634 | - | 24.2 | 670 | 850 |
| 260 | 230 | 3 | 2.5 | 907 | 1720 | 382034 | 2077134 | 39.5 | 670 | 850 |
180 | 250 | 185 | 2.5 | 2 | 1280 | 3400 | 382936 | - | 27.5 | 670 | 850 |
| 260 | 160 | 2.5 | 2 | 1140 | 2550 | 380636 | - | 26.7 | 670 | 850 |
200 | 282 | 206 | 3 | 2.5 | 1680 | 2510 | 380640 | - | 42.1 | 560 | 700 |
| 310 | 200 | 3 | 2.5 | 1660 | 3100 | 382040X2 | 2077140 | 55.6 | 560 | 700 |
| 310 | 275 | 3 | 2.5 | 1760 | 4200 | 382040 | 2077140 | 75.1 | 560 | 700 |
205 | 320 | 205 | 3 | 3 | 1590 | 3260 | 380641 | 77741 | 57 | 500 | 630 |
220 | 340 | 305 | 4 | 3 | 2070 | 5430 | 382044 | 2077144 | 97.9 | 500 | 630 |
225 | 320 | 230 | 2.5 | 2 | 1910 | 5000 | 380645 | 77745 | 58 | 500 | 630 |
230 | 315 | 190 | 2.5 | 2 | 1600 | 4310 | 380646 | 77746 | 42.5 | 500 | 630 |
240 | 360 | 310 | 4 | 3 | 2110 | 5610 | 382048 | 2077148 | 90.5 | 450 | 560 |
250 | 385 | 255 | 5 | 4 | 2870 | 6450 | 381050 | 77150 | 107 | 380 | 480 |
260 | 360 | 265 | 3 | 2.5 | 1760 | 5220 | 382952 | 2077952 | 76.3 | 450 | 560 |
| 400 | 255 | 4 | 7.5 | 2300 | 5000 | 380652 | 77752 | 114 | 490 | 600 |
| 400 | 345 | 5 | 4 | 2960 | 7380 | 382052 | 2077152 | 153 | 430 | 530 |
| 440 | 300 | 2 | 5 | 3550 | 8200 | 380152 | 777752 | 164 | 450 | 560 |
280 | 395 | 288 | 5 | 5 | 3051 | 8320 | 380656 | - | 108 | 450 | 560 |
| 420 | 250 | 5 | 5 | 2780 | 5700 | 380656X2 | 77756 | 119 | 450 | 560 |
| 460 | 324 | 5 | 4 | 2840 | 7290 | 381156 | 1077756 | 200 | 360 | 450 |
300 | 420 | 300 | 4 | 3 | 2330 | 7210 | 382960 | 2077960 | 130 | 380 | 480 |
| 420 | 310 | 4 | 3 | 3250 | 8150 | 380660 | 77860 | 134 | 380 | 480 |
| 460 | 390 | 5 | 4 | 3180 | 9330 | 382060 | 2077160 | 238 | 360 | 450 |
| 500 | 350 | 5 | 4 | 2980 | 6950 | 381160X2 | 77760 | 286 | 340 | 430 |
| 500 | 370 | 5 | 4 | 3390 | 8710 | 381160 | 1077760 | 285 | 340 | 430 |
320 | 460 | 338 | 4 | 4 | 2950 | 8200 | 380664 | 77764 | 180 | 360 | 450 |
| 460 | 380 | 4 | 4 | 3100 | 8750 | 380664X2 | 77864 | 218 | 360 | 450 |
| 480 | 390 | 5 | 4 | 3180 | 9330 | 382064 | 2077164 | 234 | 340 | 430 |
| 540 | 364 | 5 | 5 | 6330 | 14400 | 381164X2 | - | 347 | 340 | 430 |
340 | 460 | 310 | 4 | 3 | 2480 | 8100 | 382968 | 2077968 | 145 | 340 | 430 |
| 480 | 350 | 5 | 5 | 4400 | 12600 | 380668 | - | 195 | 320 | 400 |
| 520 | 325 | 5 | 4 | 3100 | 8620 | 381068 | 77168 | 234 | 320 | 400 |
| 580 | 425 | 5 | 4 | 4580 | 11700 | 381168 | 1077768 | 441 | 280 | 360 |
350 | 590 | 420 | 2 | 5 | 4700 | 9700 | 380670 | 77770 | 475 | 280 | 360 |
355 | 490 | 316 | 4 | 4 | 4520 | 12200 | 380671 | - | 115 | 320 | 400 |
Boundary dimensions | Basic load ratings | Designations | Mass | Limiting speeds | |||||||
mm | kN | Current | Original | kg | r/min | ||||||
d | D | T | rmin | r1min | Cr | Cor | Grease | Oil | |||
360 | 480 | 310 | 4 | 3 | 2760 | 8300 | 382972 | 2077972 | 149 | 340 | 430 |
| 480 | 375 | 3 | 3 | 3010 | 7870 | 382972X2 | 77872 | 189 | 340 | 430 |
| 520 | 370 | 4 | 4 | 5560 | 14600 | 380672 | - | 253 | 300 | 380 |
| 540 | 325 | 5 | 4 | 3388 | 8840 | 381072 | 77172 | 248 | 300 | 380 |
| 540 | 360 | 5 | 5 | 5070 | 12500 | 381072X2 | - | 274 | 300 | 380 |
| 600 | 420 | 6 | 6 | 7900 | 14000 | 381172 | 1077772 | 388 | 280 | 360 |
| 600 | 540 | 5 | 5 | 9970 | 24900 | 381172X2 | - | 620 | 240 | 360 |
370 | 490 | 292 | 3 | 3 | 3800 | 11600 | 380674 | - | 149 | 340 | 430 |
380 | 520 | 400 | 4 | 3 | 5560 | 16100 | 380676 | - | 240 | 280 | 380 |
| 550 | 350 | 5 | 5 | 5250 | 13100 | 380676 | 77776 | 273 | 280 | 380 |
| 560 | 325 | 5 | 4 | 3360 | 8840 | 381076 | 77176 | 281 | 280 | 380 |
| 560 | 360 | 5 | 5 | 5730 | 14000 | 381076X2 | - | 294 | 280 | 360 |
| 620 | 388 | 6 | 6 | 4200 | 9500 | 381176X2 | 3077776 | 443 | 240 | 360 |
| 620 | 420 | 5 | 4 | 4710 | 12300 | 381176 | 1077776 | 519 | 240 | 360 |
395 | 545 | 288.7 | 4 | 7.5 | 2610 | 7490 | 380679 | 77779 | 194 | 280 | 360 |
400 | 540 | 280 | 4 | 4 | 3100 | 8750 | 380680 | 77880 | 175 | 280 | 360 |
| 600 | 356 | 5 | 4 | 4160 | 10400 | 381080 | 77180 | 317 | 240 | 320 |
420 | 620 | 356 | 5 | 4 | 4160 | 10400 | 381084 | 77184 | 358 | 220 | 300 |
| 700 | 480 | 6 | 5 | 6780 | 18500 | 381184 | 1077784 | 760 | 190 | 260 |
| 760 | 500 | 7.5 | 7.5 | 9350 | 20300 | 380684 | 77884 | 1039 | 180 | 240 |
440 | 620 | 454 | 6 | 6 | 3960 | 7880 | 380688 | 77888 | 440 | 200 | 280 |
| 650 | 355 | 6 | 6 | 4290 | 12390 | 380088 | 77788 | 385 | 200 | 280 |
| 650 | 376 | 6 | 5 | 4330 | 13700 | 381088 | 77188 | 401 | 200 | 280 |
460 | 620 | 310 | 4 | 3 | 3360 | 10200 | 381992 | 1077992 | 232 | 200 | 280 |
| 650 | 474 | 6 | 6 | 5292 | 11270 | 380692 | 77892 | 495 | 180 | 240 |
| 680 | 410 | 6 | 5 | 5130 | 14200 | 381092 | 77192 | 476. | 180 | 240 |
| 730 | 440 | 4 | 7.5 | 6500 | 15100 | 380692X3 | 77792 | 694 | 170 | 220 |
475 | 660 | 450 | 5 | 5 | 7330 | 22400 | 380695 | 77795 | 457 | 170 | 220 |
480 | 650 | 338 | 5 | 4 | 2450 | 5400 | 381996 | 1077996 | 301 | 190 | 260 |
| 678 | 494 | 6 | 6 | 10600 | 31900 | 380696 | - | 578 | 170 | 220 |
| 700 | 342 | 6 | 6 | 7050 | 17900 | 381096X2 | - | 447 | 170 | 220 |
| 700 | 420 | 6 | 5 | 5780 | 16900 | 381096 | 77196 | 547 | 170 | 220 |
| 790 | 510 | 7.5 | 7.5 | 11570 | 26900 | 381196X2 | - | 1017 | 120 | 160 |
490 | 625 | 385 | 4 | 4 | 5070 | 17670 | 380698 | - | 282 | 170 | 220 |
500 | 720 | 420 | 6 | 5 | 6650 | 19400 | 3810/500 | 771/500 | 565 | 160 | 200 |
| 830 | 540 | 7.5 | 7.5 | 13230 | 33000 | 3811/500X2 | - | 1194 | 120 | 160 |
508 | 762 | 420 | 6 | 6 | 9050 | 23900 | 3806/508 | - | 684 | 160 | 200 |
520 | 735 | 535 | 6 | 6 | 10580 | 33400 | 3806/520 | - | 721 | 160 | 200 |
530 | 780 | 450 | 6 | 5 | 7520 | 21500 | 3810/530 | 771/530 | 744 | 140 | 180 |
| 870 | 560 | 7.5 | 7.5 | 14400 | 36150 | 3811/530X2 | - | 1342 | 120 | 160 |
| 870 | 590 | 7.5 | 6 | 9300 | 26100 | 3811/530 | 10777/530 | 1422 | 120 | 160 |
| 880 | 544 | 7.5 | 7.5 | 10500 | 25600 | 3806/530 | 30777/530 | 1350 | 120 | 160 |
540 | 690 | 400 | 5 | 5 | 4860 | 17300 | - | 779/540 | 375 | 160 | 200 |
560 | 730 | 410 | 4 | 6 | 5560 | 18900 | 3828/560X | - | 441 | 140 | 180 |
Boundary dimensions | Basic load ratings | Designations | Mass | Limiting speeds | |||||||
mm | kN | Current | Original | kg | r/min | ||||||
d | D | T | rmin | r1min | Cr | Cor | Grease | Oil | |||
560 | 750 | 368 | 5 | 4 | 4370 | 13300 | 3819/560 | 10779/560 | 456 | 140 | 180 |
| 920 | 620 | 7.5 | 6 | 11200 | 26100 | 3811/560 | 10777/560 | 1635 | 100 | 140 |
600 | 800 | 365 | 5 | 5 | 5000 | 17800 | - | 779/600 | 489 | 120 | 160 |
| 800 | 380 | 5 | 4 | 5500 | 18900 | 3819/600 | 10779/600 | 536 | 120 | 160 |
| 855 | 620 | 6 | 6 | 14700 | 48100 | 3806/600 | - | 1155 | 100 | 140 |
| 870 | 415 | 6 | 6 | 9790 | 27200 | 3810/600X2 | - | 831 | 100 | 140 |
| 870 | 480 | 6 | 5 | 8370 | 25400 | 3810/600 | 771/600 | 995 | 100 | 140 |
| 980 | 615 | 7.5 | 6 | 17600 | 45600 | 3811/600X2 | - | 1865 | 90 | 120 |
| 980 | 650 | 7.5 | 6 | 12700 | 36700 | 3811/600 | 10777/600 | 1970 | 90 | 120 |
625 | 815 | 480 | 5 | 5 | 10400 | 31700 | 3806/625 | 777/625 | 647 | 100 | 140 |
630 | 850 | 418 | 6 | 5 | 6440 | 19800 | 3819/630 | 10779/630 | 720 | 100 | 140 |
| 890 | 650 | 7.5 | 7.5 | 16970 | 53800 | 3806/630 | - | 1293 | 100 | 140 |
| 920 | 515 | 7.5 | 6 | 9170 | 26800 | 3810/630 | 771/630 | 1158 | 95 | 130 |
| 920 | 600 | 7.5 | 7.5 | 16500 | 48200 | 3810/630X2 | - | 1342 | 90 | 120 |
| 1030 | 645 | 7.5 | 7.5 | 20270 | 53160 | 3811/630X2 | - | 2162 | 85 | 110 |
| 1030 | 670 | 7.5 | 6 | 14400 | 39900 | 3811/630 | 10777/630 | 2170 | 85 | 110 |
650 | 1030 | 560 | 7.5 | 12 | 11460 | 22050 | 3806/650 | 777/650 | 1769 | 85 | 110 |
660 | 1070 | 650 | 7.5 | 7.5 | 12600 | 26500 | 3806/660 | 777/660 | 2282 | 80 | 100 |
670 | 900 | 412 | 6 | 5 | 6940 | 22300 | 3819/670 | 10779/670 | 959 | 95 | 130 |
| 950 | 700 | 7.5 | 7.5 | 19800 | 61900 | 3806/670 | - | 1599 | 90 | 120 |
| 980 | 475 | 7.5 | 7.5 | 13880 | 36500 | 3810/670X2 | - | 1224 | 90 | 120 |
| 1090 | 690 | 7.5 | 7.5 | 22700 | 58800 | 3811/670X2 | - | 2566 | 75 | 95 |
| 1090 | 710 | 7.5 | 6 | 15700 | 39900 | 3811/670 | 10777/670 | 2665 | 75 | 95 |
710 | 1030 | 490 | 7.5 | 7.5 | 14500 | 40600 | 3810/710X2 | - | 1372 | 75 | 95 |
| 1030 | 555 | 7.5 | 6 | 11200 | 35800 | 3810/710 | 771/710 | 1568 | 75 | 95 |
| 1150 | 710 | 9.5 | 8 | 24500 | 65000 | 3811/710X2 | - | 2931 | 48 | 80 |
| 1150 | 750 | 9.5 | 8 | 15840 | 33960 | 3811/710 | 10777/710 | 3227 | 48 | 80 |
730 | 1035 | 755 | 7.5 | 7.5 | 22500 | 73200 | 3806/730 | - | 2043 | 75 | 95 |
750 | 1090 | 515 | 7.5 | 6 | 16200 | 45600 | 3810/750X2 | - | 1619 | 70 | 90 |
| 1090 | 605 | 7.5 | 6 | 13100 | 42400 | 3810/750 | 771/750 | 1874 | 70 | 90 |
| 1130 | 690 | 7.5 | 7.5 | 19000 | 51700 | 3806/750 | 777/750 | 2516 | 48 | 80 |
| 1220 | 750 | 9.5 | 8 | 27430 | 7380 | 3811/750X2 | - | 3504 | 48 | 80 |
| 1220 | 840 | 9.5 | 8 | 21900 | 68000 | 3811/750 | 10777/750 | 3994 | 48 | 80 |
774 | 1130 | 690 | 4 | 7.5 | 16700 | 50100 | - | 777/774 | 2400 | 48 | 80 |
780 | 1220 | 840 | 9.5 | 8 | 28400 | 74000 | 3806/780 | 779/780 | 3659 | 48 | 80 |
800 | 1120 | 820 | 7.5 | 7.5 | 26200 | 86300 | 3806/800 | - | 2842 | - | - |
840 | 1170 | 840 | 7.5 | 7.5 | 26300 | 86400 | 3806/840 | - | 2840 | - | - |
850 | 1360 | 900 | 12 | 9.5 | 38900 | 140600 | 3811/850 | 10777/850 | 5168 | - | - |
950 | 1360 | 880 | 7.5 | 6 | 23300 | 83600 | 3820/950 | 20771/950 | 4087 | - | - |
1060 | 1500 | 1000 | 9.5 | 8 | 29100 | 105000 | 3820/1060 | 20771/1060 | 5698 | - | - |
1070 | 1400 | 889.762 | 4 | 12 | 27270 | 90000 | BT4B 328100 | - | 3730 | - | - |
1080 | 1450 | 950 | 5 | 12 | 30240 | 97200 | BT4B 331559 | - | 4450 | - | - |
1250 | 1550 | 890 | 5 | 12 | 27270 | 102600 | BT4B 328819 | - | 3820 | - | - |
1260 | 1640 | 1000 | 5 | 12 | 35190 | 128700 | BT4B 332124 | - | 5800 | - | - |
1300 | 1720 | 1040 | 5 | 12 | 38610 | 126000 | BT4B 331950 | - | 7000 | - | - |
1500 | 1900 | 1080 | 4 | 12 | 42120 | 153000 | BT4B 332078 | - | 7700 | - | - |
1580 | 1960 | 1080 | 5 | 12 | 41130 | 158400 | BT4B 331934 | - | 7800 | - | - |
Packaging & Shipping 1. Your inquiry to our products & price will be replied within 24 hours. 2. OEM & ODM project are highly welcomed , we have strong R& D team here to help. 3. Packed in Wooden case. 4. We have quantity In Stock.
Company Information LUOYANG LONGDA BEARING CO.,LTD (LDB company), established in1999, located in Luo Yang City. We owns more than 100 staffs and have nearly 60 all kinds of bearing manufacturing and testing facilities, LDB Bearing company specilized in designing, manufacturing and selling slewing bearings application for excavator.
Quality Control Our company inspecter will check the products one by one before we sent it out, and we can also follow customers' special requests to control the quality. We have got little feedback of quality issue from customers these years. So please rest assure. ISO 9001:2000

Exhibition

Company Name: | Luoyang Longda Bearing Co., Ltd. |
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Address: | Yiyang Bearing Industry Zone, Luoyang City, Henan, China (Mainland) |
Website: | http://www.ldb-bearing.com |
Product Categories : Rolling Mill Bearings
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