Single-row cylindrical roller bearings NTN N series 

Type

Cylindrical roller bearings

Bearing structure

Full cover rings

Rolling element

Cylindrical roller

Number of rolling row

1

Bearing shape

NU, NJ, NUP, NF

For shaft type

Round

Cover type

Open

Bore diameter

20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 55mm, 60mm, 65mm, 70mm, 75mm, 80mm, 85mm, 90mm, 95mm, 100mm, 105mm, 110mm, 120mm, 130mm, 140mm, 150mm, 160mm, 170mm, 180mm, 190mm, 200mm, 220mm, 240mm, 260mm, 280mm, 300mm, 320mm, 340mm, 360mm, 380mm, 400mm, 420mm, 440mm, 460mm, 480mm, 500mm

Outside diameter

47mm, 55mm, 62mm, 68mm, 75mm, 80mm, 90mm, 95mm, 100mm, 110mm, 115mm, 125mm, 130mm, 140mm, 145mm, 150mm, 160mm, 170mm, 180mm, 200mm, 210mm, 225mm, 240mm, 260mm, 280mm, 290mm, 310mm, 340mm, 360mm, 400mm, 420mm, 460mm, 480mm, 520mm, 540mm, 560mm, 600mm, 620mm, 650mm, 52mm, 72mm, 85mm, 120mm, 190mm, 215mm, 230mm, 250mm, 270mm, 320mm, 440mm, 500mm, 580mm, 300mm, 380mm, 680mm, 700mm, 720mm

Bearing thickness

12mm, 13mm, 14mm, 15mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 33mm, 35mm, 38mm, 42mm, 46mm, 51mm, 56mm, 65mm, 74mm, 82mm, 90mm, 94mm, 17mm, 19mm, 21mm, 23mm, 25mm, 30mm, 32mm, 34mm, 36mm, 31mm, 40mm, 43mm, 53mm, 58mm, 64mm, 68mm, 73mm, 80mm, 86mm, 92mm, 98mm, 108mm, 120mm, 130mm, 140mm, 150mm, 45mm, 27mm, 48mm, 55mm, 60mm, 67mm, 93mm, 102mm, 114mm, 126mm, 132mm, 52mm, 138mm, 145mm, 155mm, 165mm, 175mm, 72mm, 85mm, 29mm, 37mm, 39mm, 41mm, 47mm, 49mm, 50mm, 62mm, 75mm, 78mm, 88mm, 95mm, 100mm

Reference speed

15000rpm, 14000rpm, 13000rpm, 12000rpm, 16000rpm, 11000rpm, 9700rpm, 8500rpm, 9300rpm, 8300rpm, 7300rpm, 9500rpm, 8100rpm, 7200rpm, 6400rpm, 9400rpm, 7600rpm, 8000rpm, 7000rpm, 5700rpm, 9900rpm, 8400rpm, 6800rpm, 6500rpm, 6300rpm, 5100rpm, 8900rpm, 6900rpm, 6200rpm, 5900rpm, 5200rpm, 4700rpm, 8200rpm, 5600rpm, 5300rpm, 4300rpm, 7500rpm, 5800rpm, 5500rpm, 4900rpm, 4800rpm, 4400rpm, 3900rpm, 5400rpm, 4600rpm, 4100rpm, 3600rpm, 5000rpm, 4500rpm, 4200rpm, 3800rpm, 3400rpm, 6100rpm, 4000rpm, 3500rpm, 3200rpm, 3700rpm, 3300rpm, 3000rpm, 3100rpm, 2900rpm, 2700rpm, 2600rpm, 2800rpm, 2400rpm, 2200rpm, 2300rpm, 2500rpm, 2000rpm, 2100rpm, 1800rpm, 1900rpm, 1700rpm, 1600rpm, 1500rpm, 1400rpm, 1200rpm, 1300rpm, 1100rpm, 1000rpm, 920rpm, 950rpm, 990rpm, 900rpm, 850rpm, 810rpm, 770rpm

Basic dynamic load

32500N, 38500N, 37500N, 49500N, 16700N, 34500N, 41500N, 49000N, 67500N, 51500N, 21800N, 46000N, 58000N, 63000N, 88000N, 69500N, 25100N, 59500N, 73000N, 83500N, 117000N, 30500N, 48500N, 66000N, 64500N, 85500N, 65000N, 98500N, 91500N, 135000N, 106000N, 51000N, 74500N, 68000N, 90000N, 82000N, 115000N, 110000N, 162000N, 119000N, 35500N, 53500N, 81500N, 71000N, 96500N, 130000N, 134000N, 192000N, 143000N, 42000N, 102000N, 120000N, 123000N, 164000N, 238000N, 154000N, 44500N, 76000N, 107000N, 155000N, 137000N, 177000N, 187000N, 263000N, 185000N, 45500N, 93000N, 127000N, 133000N, 176000N, 150000N, 213000N, 208000N, 293000N, 202000N, 92500N, 140000N, 132000N, 184000N, 175000N, 242000N, 247000N, 325000N, 253000N, 66500N, 144000N, 191000N, 211000N, 284000N, 286000N, 390000N, 291000N, 80000N, 118000N, 165000N, 163000N, 220000N, 305000N, 395000N, 330000N, 82500N, 198000N, 188000N, 257000N, 235000N, 350000N, 435000N, 98000N, 169000N, 215000N, 219000N, 266000N, 360000N, 485000N, 101000N, 260000N, 256000N, 315000N, 287000N, 370000N, 410000N, 510000N, 103000N, 203000N, 277000N, 420000N, 455000N, 630000N, 223000N, 355000N, 146000N, 425000N, 500000N, 670000N, 750000N, 288000N, 385000N, 585000N, 785000N, 880000N, 300000N, 405000N, 590000N, 620000N, 685000N, 930000N, 1020000N, 195000N, 345000N, 495000N, 635000N, 735000N, 1130000N, 224000N, 380000N, 555000N, 840000N, 1290000N, 475000N, 700000N, 895000N, 775000N, 950000N, 1190000N, 1460000N, 310000N, 530000N, 795000N, 1070000N, 885000N, 1360000N, 550000N, 695000N, 825000N, 1120000N, 1000000N, 1530000N, 615000N, 770000N, 920000N, 1220000N, 1080000N, 1680000N, 430000N, 690000N, 850000N, 1350000N, 845000N, 1260000N, 1320000N, 1970000N, 1040000N, 1590000N, 2330000N, 715000N, 1270000N, 1980000N, 1790000N, 2600000N, 730000N, 2050000N, 2010000N, 3000000N, 1560000N, 2420000N, 970000N, 1780000N, 2830000N, 1160000N, 1500000N, 1710000N, 1750000N

Basic static load

24700N, 31000N, 26900N, 39000N, 14100N, 27700N, 34500N, 37500N, 56000N, 40000N, 19600N, 50000N, 77500N, 55000N, 23200N, 65500N, 71000N, 109000N, 69000N, 29000N, 43000N, 55500N, 62000N, 57000N, 81500N, 88000N, 122000N, 89000N, 34000N, 47000N, 66500N, 68000N, 84500N, 98500N, 104000N, 153000N, 102000N, 36000N, 51000N, 76500N, 73500N, 97000N, 86000N, 113000N, 131000N, 187000N, 124000N, 44000N, 62500N, 87000N, 111000N, 143000N, 162000N, 233000N, 138000N, 48500N, 75000N, 107000N, 116000N, 157000N, 126000N, 188000N, 262000N, 168000N, 94500N, 119000N, 149000N, 181000N, 139000N, 191000N, 212000N, 287000N, 186000N, 70500N, 95000N, 137000N, 151000N, 194000N, 222000N, 325000N, 236000N, 74500N, 156000N, 207000N, 205000N, 263000N, 300000N, 395000N, 274000N, 90500N, 167000N, 243000N, 282000N, 330000N, 430000N, 315000N, 95500N, 140000N, 199000N, 218000N, 279000N, 228000N, 380000N, 485000N, 114000N, 178000N, 217000N, 248000N, 265000N, 355000N, 535000N, 120000N, 195000N, 298000N, 370000N, 289000N, 385000N, 460000N, 585000N, 305000N, 340000N, 445000N, 335000N, 425000N, 505000N, 715000N, 142000N, 241000N, 360000N, 174000N, 290000N, 365000N, 415000N, 515000N, 400000N, 525000N, 790000N, 880000N, 320000N, 420000N, 620000N, 510000N, 610000N, 920000N, 1030000N, 238000N, 455000N, 530000N, 735000N, 665000N, 1130000N, 1230000N, 250000N, 635000N, 835000N, 745000N, 795000N, 1250000N, 1380000N, 294000N, 435000N, 595000N, 710000N, 980000N, 805000N, 1400000N, 1600000N, 570000N, 940000N, 1190000N, 875000N, 1050000N, 1520000N, 1820000N, 800000N, 1080000N, 1410000N, 1010000N, 1750000N, 675000N, 850000N, 1140000N, 1510000N, 1150000N, 1990000N, 770000N, 955000N, 1290000N, 1670000N, 1260000N, 2220000N, 580000N, 865000N, 1060000N, 1440000N, 1870000N, 1270000N, 2240000N, 750000N, 1810000N, 1570000N, 2620000N, 820000N, 1340000N, 2320000N, 1950000N, 3200000N, 1000000N, 1660000N, 2930000N, 2230000N, 3600000N, 1760000N, 3100000N, 2540000N, 4250000N, 2070000N, 3650000N, 2390000N, 4350000N, 1840000N, 2190000N, 2290000N, 2430000N, 2630000N, 2750000N, 2870000N

Load direction

Radial

Cage method

Pressed cage, Machined cage, Studded double type, Resin cage

Cage material

Brass, Steel, Polymer

Roller element material

Steel

Internal clearance/ preload/ Tolerance class

Standard, Clearance C1, Clearance C2, Clearance C3, Clearance C4, Clearance C5, Radial internal clearance for electric motor use

Lubrication

Grease, Oil

Overall length

12mm, 13mm, 14mm, 15mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 33mm, 35mm, 38mm, 42mm, 46mm, 51mm, 56mm, 65mm, 74mm, 82mm, 90mm, 94mm, 17mm, 19mm, 21mm, 23mm, 25mm, 30mm, 32mm, 34mm, 36mm, 31mm, 40mm, 43mm, 53mm, 58mm, 64mm, 68mm, 73mm, 80mm, 86mm, 92mm, 98mm, 108mm, 120mm, 130mm, 140mm, 150mm, 45mm, 27mm, 48mm, 55mm, 60mm, 67mm, 93mm, 102mm, 114mm, 126mm, 132mm, 52mm, 138mm, 145mm, 155mm, 165mm, 175mm, 72mm, 85mm, 29mm, 37mm, 39mm, 41mm, 47mm, 49mm, 50mm, 62mm, 75mm, 78mm, 88mm, 95mm

Overall diameter

47mm, 55mm, 62mm, 68mm, 75mm, 80mm, 90mm, 95mm, 100mm, 110mm, 115mm, 125mm, 130mm, 140mm, 145mm, 150mm, 160mm, 170mm, 180mm, 200mm, 210mm, 225mm, 240mm, 260mm, 280mm, 290mm, 310mm, 340mm, 360mm, 400mm, 420mm, 460mm, 480mm, 520mm, 540mm, 560mm, 600mm, 620mm, 650mm, 52mm, 72mm, 85mm, 120mm, 190mm, 215mm, 230mm, 250mm, 270mm, 320mm, 440mm, 500mm, 580mm, 300mm, 380mm

Approx. weight

0.115kg, 0.146kg, 0.176kg, 0.242kg, 0.092kg, 0.151kg, 0.186kg, 0.275kg, 0.386kg, 0.55kg, 0.13kg, 0.226kg, 0.297kg, 0.398kg, 0.58kg, 0.751kg, 0.179kg, 0.327kg, 0.455kg, 0.545kg, 0.78kg, 0.99kg, 0.22kg, 0.378kg, 0.426kg, 0.599kg, 0.552kg, 0.658kg, 0.754kg, 0.951kg, 1.06kg, 1.3kg, 0.28kg, 0.432kg, 0.495kg, 0.53kg, 0.6kg, 0.877kg, 0.996kg, 1.27kg, 1.41kg, 1.62kg, 0.295kg, 0.47kg, 0.503kg, 0.571kg, 0.587kg, 1.14kg, 1.7kg, 1.9kg, 2.02kg, 0.442kg, 0.638kg, 0.675kg, 0.773kg, 0.807kg, 1.45kg, 1.65kg, 2.17kg, 2.37kg, 2.48kg, 0.474kg, 0.818kg, 0.923kg, 1.21kg, 1.8kg, 2.05kg, 2.71kg, 2.96kg, 3kg, 0.485kg, 1.02kg, 1.4kg, 1.6kg, 2.23kg, 2.54kg, 3.27kg, 3.48kg, 3.6kg, 0.699kg, 1.12kg, 1.47kg, 3.1kg, 3.98kg, 4.25kg, 5.24kg, 0.738kg, 1.23kg, 1.55kg, 1.79kg, 3.28kg, 3.74kg, 4.87kg, 0.845kg, 6.22kg, 0.98kg, 1.5kg, 1.67kg, 1.93kg, 2.12kg, 3.86kg, 4.22kg, 5.79kg, 6.25kg, 7.32kg, 1.03kg, 1.87kg, 2.11kg, 2.44kg, 2.68kg, 4.54kg, 4.81kg, 6.7kg, 7.16kg, 1.33kg, 2.3kg, 3.33kg, 5.3kg, 5.72kg, 7.95kg, 8.56kg, 2.78kg, 3.02kg, 3.79kg, 4.14kg, 6.13kg, 6.62kg, 9.2kg, 9.8kg, 3.66kg, 4.57kg, 5.01kg, 7.49kg, 8.57kg, 11.7kg, 12.8kg, 1.84kg, 3.95kg, 8.53kg, 2.33kg, 4.63kg, 4.27kg, 6.56kg, 7.4kg, 10kg, 11.1kg, 17.1kg, 19.4kg, 5.57kg, 5.97kg, 8.19kg, 9.18kg, 13.9kg, 21.5kg, 26.1kg, 3.69kg, 43.5kg, 6.9kg, 10.2kg, 11.8kg, 17.4kg, 26.9kg, 30.9kg, 4.05kg, 7.88kg, 8.73kg, 12.9kg, 15.8kg, 21.2kg, 23.2kg, 33.8kg, 38.7kg, 4.77kg, 9.92kg, 11kg, 16.3kg, 19.7kg, 25.3kg, 28.4kg, 40.6kg, 47.2kg, 5.9kg, 13.7kg, 15.6kg, 22kg, 25.1kg, 31.3kg, 34kg, 50.5kg, 56kg, 17kg, 19.6kg, 27.2kg, 31kg, 37kg, 59.5kg, 10.3kg, 17.7kg, 20.4kg, 31.9kg, 44.2kg, 69.5kg, 10.7kg, 21.3kg, 24.2kg, 34.4kg, 39.5kg, 49.4kg, 80.5kg, 28.1kg, 41.3kg, 47.8kg, 55.8kg, 92.6kg, 18.2kg, 37.7kg, 59kg, 73.4kg, 116kg, 50.2kg, 80kg, 93.4kg, 147kg, 29.1kg, 66.9kg, 104kg, 117kg, 182kg, 70.8kg, 109kg, 142kg, 222kg, 43.6kg, 88.2kg, 138kg, 46kg, 111kg, 172kg, 61.8kg, 64.7kg, 67.5kg, 87.6kg, 91kg, 105kg, 0.11kg, 0.144kg, 0.147kg, 0.212kg, 0.091kg, 0.163kg, 0.345kg, 0.536kg, 0.128kg, 0.205kg, 0.259kg, 0.353kg, 0.526kg, 0.732kg, 0.294kg, 0.405kg, 0.483kg, 0.737kg, 0.965kg, 0.217kg, 0.37kg, 0.365kg, 0.48kg, 0.491kg, 0.643kg, 0.932kg, 0.952kg, 0.276kg, 0.423kg, 0.52kg, 0.533kg, 0.857kg, 0.865kg, 1.24kg, 1.58kg, 0.291kg, 0.46kg, 0.56kg, 1.11kg, 1.75kg, 1.97kg, 0.435kg, 0.626kg, 0.635kg, 0.758kg, 1.42kg, 1.43kg, 2.13kg, 2.42kg, 0.467kg, 0.802kg, 0.798kg, 1.04kg, 1.08kg, 1.76kg, 1.77kg, 2.66kg, 2.73kg, 2.93kg, 0.477kg, 1kg, 1.01kg, 1.37kg, 1.44kg, 2.18kg, 2.2kg, 3.2kg, 3.25kg, 3.5kg, 0.689kg, 1.1kg, 1.13kg, 1.52kg, 2.65kg, 2.75kg, 3.9kg, 5.1kg, 0.727kg, 1.28kg, 1.61kg, 3.21kg, 4.85kg, 6.06kg, 1.56kg, 1.89kg, 3.77kg, 4.12kg, 5.67kg, 5.78kg, 7.14kg, 1.83kg, 2.39kg, 2.52kg, 4.44kg, 6.57kg, 1.31kg, 2.25kg, 3.04kg, 5.18kg, 7.79kg, 1.38kg, 2.72kg, 2.85kg, 3.71kg, 3.84kg, 5.99kg, 9.02kg, 3.26kg, 4.48kg, 11.5kg, 1.81kg, 3.87kg, 8.33kg, 6.43kg, 9.77kg, 11.4kg, 16.8kg, 2.4kg, 5.46kg, 8.03kg, 12.5kg, 21.1kg, 3.63kg, 6.17kg, 26.4kg, 7.72kg, 12.6kg, 20.7kg, 33.1kg, 4.7kg, 9.72kg, 16kg, 24.7kg, 39.8kg, 5.81kg, 13.4kg, 21.6kg, 30.6kg, 49.5kg, 7.76kg, 16.7kg, 26.7kg, 36.1kg, 58.3kg, 10.1kg, 17.3kg, 27.8kg, 43.2kg, 68.1kg, 10.5kg, 20.8kg, 33.7kg, 48.3kg, 78.9kg, 24.8kg, 40.5kg, 54.5kg, 90.7kg, 17.9kg, 57.8kg, 71.7kg, 114kg, 19.3kg, 49.2kg, 78.4kg, 91.3kg, 144kg, 28.7kg, 65.6kg, 102kg, 178kg, 30.4kg, 69.4kg, 107kg, 139kg, 218kg, 42.9kg, 86.4kg, 135kg, 45.3kg, 168kg, 60.8kg, 63.7kg, 66.5kg, 86.3kg, 89.6kg, 103kg, 120kg, 124kg, 128kg, 122kg, 126kg, 130kg