Double-row cylindrical roller bearing (standard series) bore 25-850 mm

Double-row cylindrical roller bearings

Double-row cylindrical roller bearing (standard series) bore 25-850 mm

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Overall dimensions(mm)Rated load(KN)Rated speed min-1Bearing codeInstallation dimensions(mm)Weight(kg)
dDBγ(minimum)FWEWCrCorGrease lubricationOil lubricationCylindrical holeConical holeDa
(minimum)
da
(maximum)
d1a
(minimum)
dc
(minimum)
da
(maximum)
Da
(minimum)
γa
(maximum)
(Reference)
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
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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