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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)
180 280 74 2.1 — 255 565 995 2000 2400 NN 3036 NN 3036 K 191 — 193 — 269 258 2 16.8
180 250 69 2 200 — 480 1020 2200 2600 NNU 4936 NNU 4936 K 189 199 193 205 241 — 2 10.4
180 250 69 2 — 232 480 1020 — — NN 4936 NN 4936 K 189 — 193 — 241 236 2 10.4
180 250 52 2 — 232 340 655 — — NN 3936 NN 3936 K 193 — 198 — — 236 2 7.2
180 225 45 1 — 213 225 535 — — NN 4836 — 189 — — — — 215 1 4.15
170 280 88 2.1 201 — 635 1050 — — NNU 3134 — 185 — — 206 — — 2 21.4
170 280 88 2.1 — 253 635 1050 — — NN 3134 — 185 — — — — 263 2 21.1
170 260 67 2.1 196 — 450 805 — — NNU 3034 NNU 3034 K 181 185 183 201 249 — 2 12.9
170 260 67 2.1 — 236 450 805 2200 2600 NN 3034 NN 3034 K 181 — 183 — 249 239 2 12.8
170 230 60 2 187 — 375 805 2400 2800 NNU 4934 NNU 4934 K 179 186 182 192 221 — 2 7.12

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