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Cylindrical roller bearing > Double row cylindrical roller bearings > Double column cylinder (standard) 25-850 millimeters

Double column cylinder (standard) 25-850 millimeters

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Product drawing

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drawing

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Product parameters

External dimensions（mm)Rated load(KN)Rated speed min-1Bearing codeInstallation size(mm)weight(kg)
dDBγ(minimum)FWEWCrCorgreaseoilCylindrical holeconical boreDa
(minimum）		da
(maximum）		d1a
(minimum)		dc
(minimum)		da
(maximum）		Da
(minimum）		γa
(maximum)		(refer to)
380 620 194 5 — 559 2620 4950 — — NN 3176 NN 3176 K 408 — 425 — — 588 4 -
380 560 180 5 — 513 2650 6200 — — NN 4076 NN 4076 K 408 — 424 — — 529 4 -
380 560 135 5 — 513 1770 3700 — — NN 3076 NN 3076 K 408 — 420 — — 529 4 -
380 520 140 4 — 485 1880 4600 — — NN 4976 NN 4976 K 404 — 416 — — 493 3 -
360 540 180 5 — 496 2530 5450 — — NN 4072 NN 4072 K 388 — 403 — — 509 4 -
360 540 134 5 — 493 1700 3450 950 1200 NN 3072 NN 3072 K 380 — 385 — 520 497 4 -
340 520 133 5 — 473 1670 3300 1000 1200 NN 3068 NN 3068 K 360 — 365 — 500 477 4 -
340 460 118 3 — 428 1350 3400 — — NN 4968 NN 4968 K 361 — 371 — — 438 2.5 -
340 460 90 3 — 428 905 2020 — — NN 3968 NN 3968 K 361 — 368 — — 438 2.5 -
320 540 176 5 384 — 2090 3750 — — NNU 3164 NNU 3164 K 347 — 362 391 — — 4 -

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