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zwa Four-row cylindrical roller bearing

Four row cylindrical roller bearing

bore 320-370mm

Four row cylindrical roller bearings allow the use of a larger diameter roller neck, in the specified space to provide the maximum bearing capacity of the friction coefficient is small, suitable for large radial load. Because it is a separate type, the inner ring and roll neck interference fit, prevent and roll neck sliding. Machining is easy to obtain high precision, suitable for high speed and heavy load rolling.

Basic Type

four-row cylindrical roller bearing
four-row cylindrical roller bearing
four-row cylindrical roller bearing

The products include

Four row cylindrical roller bearing
d 320-370mm
Basic Size Code Basic load rating Mass Other brands and modeis
d D B FW r1.2min r3.4min dynamic static SKF FAG NTN NSK KOYO
C Co
mm - kN kg mm
320 460 340 360 4 4 FCD6492340 3400 9450 178 E-4R6412
320 470 350 357 4 4 FCD6494350 5200 9780 225 532592
320 480 350 364 4 4 FCD6496350 4950 10800 235 314274B 541851
330 430 230 358 4 4 FC6686230 1986 5644 87.4
330 440 200 360 4 4 FC6688200 1820 4850 83.6 E-4R6603
330 460 340 365 4 4 FCD6692340 3650 8950 175 313445C 543447 E-4R6605 330RV4601
330 460 340 364 4 4 SFCD6692340 3860 9150 174 66FC46340
340 450 250 364 4 4 SFC6890250 2400 6530 108.1
340 450 250 371 4 4 FC6890250 2307 6585 124.4 68FC45250BW
340 450 250 368 4 4 SFC6890250 2750 6480 106
340 460 260 370 4 4 FC6892260 3120 8120 124.8
340 480 280 374 4 4 FC6896280 3120 8120 159.9
340 480 350 378 4 4 FCD6896350 3575 10510 200.9 314485A 527634
340 490 300 377 4 4 FCD6898300 3350 8300 187 E-4R6804
340 500 370 385 4 4 FCD68100370 5230 11800 260 BC4B322261/HB1 517749
340 600 380 396 4 4 FCD68120380 6820 12900 350 313404A 545171
350 500 380 389 4 4 FCDP70100380 3880 10800 242.3 314563/VJ202
350 500 410 388 4 4 FCDP70100410 5830 13700 285 BC4B322777/HB1 532001
350 520 300 401 4 4 FCDP70104300 4290 9000 220 BC2B319878/VJ202
360 480 290 392 4 4 SFC7296290 3470 8510 145 72FC48290
360 480 290 394 4 4 FC7296290 2773 8075 146.2
360 500 250 394 4 4 FC72100250 3580 7350 145 BC2B320075/VJ202
360 510 370 399 4 4 FCD72102370 3756 10700 263
360 510 400 397 4 4 FCDP72102400 4250 11500 262 E-4R7203
360 520 380 405 4 4 FCDP72104380 3350 8300 266.2 562913
370 480 230 400 4 4 FC7496230 2100 6250 106 E-4R7405
370 480 250 401 4 4 FC7496250 2650 7422 116.3

Targeting at producing high-quality Bearings.

ZWA Chinese best bearing manufacturer

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