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Cylindrical roller bearing > Single row cylindrical roller bearing (standard series) > Single column cylindrical (standard) axis 20-480 millimeters

Single column cylindrical (standard) axis 20-480 millimeters

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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)γ1(minimum)FWEWCrCorgreaseoilNU typeNJ typeNUP typeN typeNF typeda（minimum）Db(minimum)db(maximum）dc(minimum）dd(minimum）da(maximum）db(maximum）Db(minimum)γa（maximum）γb(maximum）(refer to)
240 320 48 2.1 1.5 260 300 385 710 — — NU 2948 NU — — — — 257 — 253 — — 302 — 305 2 1.5 10.7
240 360 56 3 3 270 330 530 820 — — NU 1048 NU NJ — N — 253 253 266 275 — 347 347 333 2.5 2.5 19.5
240 360 92 3 3 274 — 880 1670 1600 2000 NU 3048 NU — — — — — — 259 — — 340 — — 2.5 2.5 34.5
240 440 72 4 4 — 385 935 1340 — — N 248 — — — N NF 256 — — — — — 424 392 3 3 49.6
240 440 72 4 4 295 — 935 1340 1300 1600 NU 248 NU NJ NUP — — 256 256 289 298 316 424 — — 3 3 50.4
240 440 120 4 4 295 — 1440 2320 1300 1600 NU 2248 NU — — — — — 256 289 298 316 424 — — 3 3 84.9
240 440 160 4 4 295 385 1840 3150 1200 1500 NU 3248 NU — — — — 262 — 262 — — 415 — 415 3 3 110
240 500 95 5 5 — 430 1360 1820 1100 1300 N 348 — — — N — 260 — — — — — 480 438 4 4 92.3
240 500 95 5 5 310 — 1360 1820 1100 1300 NU 348 NU NJ — — — 260 260 304 313 333 480 — — 4 4 94.6
260 360 46 2.1 2.1 286 334 485 760 — — NU 1952 NU — — — — 277 — 277 — — 342 — 342 2 2 144

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