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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)
200 280 80 2.1 — 259 570 1220 — — NN 4940 NN 4940 K 211 — 214 — 269 263 2 15.3
200 280 60 2.1 — 259 420 815 — — NN 3940 NN 3940 K 216 — 221 — — 263 2 10.6
190 320 104 3 — 287 840 1420 — — NN 3138 — 208 — — — — 300 2.5 33.8
190 290 100 2.1 — 265 825 1640 — — NN 4038 — 206 — — — — 273 2 24
190 290 75 2.1 219 — 595 1080 — — NNU 3038 — 201 206 203 273 279 — 2 17.9
190 290 75 2.1 — 265 595 1080 2000 2400 NN 3038 NN 3038 K 201 — 203 — 279 268 2 17.8
190 260 69 2 211.5 — 485 1060 2000 2600 NNU 4938 NNU 4938 K 199 211 203 217 251 — 2 10.9
190 260 69 2 — 243 485 1060 — — NN 4938 NN 4938 K 199 — 203 — 251 245 2 10.9
190 260 52 2 — 243 345 680 — — NN 3938 NN 3938 K 203 — 208 — — 245 2 7.46
180 280 74 2.1 209 — 565 995 — — NNU 3036 — 191 195 193 214 269 — 2 16.9

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