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Four row tapered roller bearing is composed of two double row inner rings and one double row outer ring consisting tow single outer rings. Between two inner rings, there is one inner spacer. Among these three outer rings, two central spacer is furnished, which can be used to adjust clearance. When borne by heavy radial load, it can bear simultaneously axial load in two different directions. But its allowed speed is not so much, which is mainly used for roller bearing of rolling mill.
Small size four row tapered roller bearings are generally made by chrome steel. Larger size four row tapered roller bearings can be made by carburizing steel if asked.
Size | Model | d | D | t |
460x620x310 | 381992 1077992 | 460 | 620 | 310 |
460x620x310 | 381992/C9 1077992U | 460 | 620 | 310 |
460x610x360 | 381992X3/YA | 460 | 610 | 360 |
560x750x368 | 3819/560 10779/560 | 560 | 750 | 368 |
600x800x380 | 3819/600 10779/600 | 600 | 800 | 380 |
630x850x418 | 3819/630 10779/630 | 630 | 850 | 418 |
670x900x412 | 3819/670 10779/670 | 670 | 900 | 412 |
710x900x410 | 3819/710 779/710 | 710 | 900 | 410 |
150x210x165 | 382930 2077930 | 150 | 210 | 165 |
180x250x185 | 382936 2077936/HC | 180 | 250 | 185 |
190x260x190 | 382938X2 2077938 | 190 | 260 | 190 |
240x320x294 | 382948X2-2LS | 240 | 320 | 294 |
260x360x265 | 382952/HC 2077952 | 260 | 360 | 265 |
260x360x265 | 382952-2RS/SM | 260 | 360 | 265 |
280x380x290 | 382956X2/SM | 280 | 380 | 290 |
300x420x300 | 382960 2077960 | 300 | 420 | 300 |
300x420x310 | 77860U | 300 | 420 | 310 |
300x420x310 | 382960X2 77860 | 300 | 420 | 310 |
340x460x310 | 382968X2/HC 2077968 | 340 | 460 | 310 |
340x460x254 | 382968X2/SM | 340 | 460 | 254 |
340x460x310 | 382968X2/HCC9 | 340 | 460 | 310 |
360x480x375 | 382972X2 77872 | 360 | 480 | 375 |
360x480x310 | 382972/HC 2077972S | 360 | 480 | 310 |
150x250x136 | 381030X2 77730 | 150 | 250 | 136 |
180x280x180 | 381036X2 77736 | 180 | 280 | 180 |
200x310x200 | 381040X2 77740 | 200 | 310 | 200 |
250x460x270 | 381050/YB2 77750K | 250 | 460 | 270 |
260x400x255 | 381052X2 77752 | 260 | 400 | 255 |
280x420x250 | 381056X1 77756 | 280 | 420 | 250 |
280x420x250 | 381056/S1 77756T2 | 280 | 420 | 250 |
300x500x350 | 381060X2 77760 | 300 | 500 | 350 |
300x500x350 | 381060/C9 77760U | 300 | 500 | 350 |
340x520x325 | 381068 77168 | 340 | 520 | 325 |
360x540x325 | 381072 77172 | 360 | 540 | 325 |
360x540x325 | 381072/C2 2G77172 | 360 | 540 | 325 |
360x540x325 | 381072/C9 77172U | 360 | 540 | 325 |
380x560x325 | 381076 77176 | 380 | 560 | 325 |
400x600x356 | 381080/HC 77180 | 400 | 600 | 356 |
420x620x356 | 381084 77184 | 420 | 620 | 356 |
440x650x376 | 381088 77188 | 440 | 650 | 376 |
440x650x355 | 77788K | 440 | 650 | 355 |
440x650x355 | 381088X2 77788 | 440 | 650 | 355 |
440x650x335 | 381088X2/C9 77788U | 440 | 650 | 335 |
440x650x355 | 381088X2/HC | 440 | 650 | 355 |
460x680x410 | 381092 77192 | 460 | 680 | 410 |
480x700x420 | 381096 77196 | 480 | 700 | 420 |
480x700x420 | 381096/C9 77196U | 480 | 700 | 420 |
480x700x420 | 381096-2RS/SM | 480 | 700 | 420 |
500x720x420 | 3810/500 771/500 | 500 | 720 | 420 |
530x780x450 | 3810/530 771/530 | 530 | 780 | 450 |
600x870x480 | 3810/600/HC 771/600 | 600 | 870 | 480 |
630x920x515 | 3810/630 771/630 | 630 | 920 | 515 |
630x920x515 | 3810/630/HC 771/630 | 630 | 920 | 515 |
630x1030x670 | 3810/630/SM 771/630 | 630 | 1030 | 670 |
710x1030x555 | 3810/710 771/710 | 710 | 1030 | 555 |
750x1130x690 | 3810/750X3/HC | 750 | 1130 | 690 |
140x210x185 | 382028 2077128 | 140 | 210 | 185 |
140x210x114 | 382028X2/SM | 140 | 210 | 114 |
150x225x120 | 382030X2/SM | 150 | 225 | 120 |
160x240x130 | 382032X2/SM | 160 | 240 | 130 |
170x260x230 | 382034 2077134 | 170 | 260 | 230 |
170x260x230 | 382034/C2 2G2077134 | 170 | 260 | 230 |
170x260x144 | 382034X2/SM | 170 | 260 | 144 |
180x280x158 | 382036X2/SM | 180 | 280 | 158 |
190x290x160 | 382038X2/SM | 190 | 290 | 160 |
200x310x275 | 382040 2077140 | 200 | 310 | 275 |
200x310x174 | 382040X2/SM | 200 | 310 | 174 |
220x340x305 | 382044 2077144 | 220 | 340 | 305 |
220x340x190 | 382044X2/SM | 220 | 340 | 190 |
220x340x305 | 382044/HCYB2 | 220 | 340 | 305 |
240x360x310 | 382048 2077148 | 240 | 360 | 310 |
240x360x194 | 382048X2/SM | 240 | 360 | 194 |
260x400x345 | 382052 2077152 | 260 | 400 | 345 |
260x400x255 | 382052X2/HC | 260 | 400 | 255 |
260x400x255 | 382052X2-1/SM | 260 | 400 | 255 |
260x400x320 | 382052X2-2/SM | 260 | 400 | 320 |
300x460x390 | 382060 2077160 | 300 | 460 | 390 |
300x460x360 | 382060X2/SM | 300 | 460 | 360 |
320x480x390 | 382064 2077164 | 320 | 480 | 390 |
320x480x360 | 382064X2/SM | 320 | 480 | 360 |
950x1360x880 | 3820/950 20771/950 | 950 | 1360 | 880 |
1060x1500x1000 | 3820/1060 20771/1060 | 1060 | 1500 | 1000 |