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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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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)
300 460 74 4 4 340 420 885 1400 1300 1500 NU 1060 NU NJ NU N NF 316 316 336 344 — 444 444 424 3 3 43.7
300 540 85 5 5 364 — 1400 2070 1100 1300 N 260 NU NJ — — — 320 320 358 368 391 520 — — 4 4 89.2
300 540 192 5 5 365 — 2490 4350 — — NU 3260 NU — — — — — — 327 — — 509 — — 4 4 198
320 440 56 3 3 352 408 580 1050 — — NU 1964 NU — — — — 340 — 340 — — 418 — 418 25 2.5 25.7
320 440 72 3 3 352 408 755 1470 — — NU 2964 NU — — — — 340 — 340 — — 418 — 418 25 2.5 33.5
320 480 74 4 4 360 440 905 1470 1200 1400 NU 1064 NU — — N NF 336 336 356 365 — 464 464 444 3 3 46.1
320 480 121 4 4 364 436 1360 2690 — — NU 3064 NU — — — — 343 — 343 — — 454 — 454 3 3 78.6
320 540 176 5 5 374 — 2740 4700 — — NU 3164 NU — — — — — — 347 — — 509 — — 4 4 170
320 580 92 5 5 — 510 1540 2270 950 1200 N 264 — — — N — 340 — — — — — 560 519 4 4 110
320 580 92 5 5 390 — 1540 2270 950 1200 NU 264 NU NJ — — — 340 340 384 394 420 560 — — 4 4 112

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