Single row cylindrical roller bearings are designed to accommodate heavy radial loads while maintaining high operating speeds and excellent rigidity. Featuring cylindrical rollers in linear contact with the raceways, these bearings provide greater load-carrying capacity than comparable ball bearings.
Available in various designs such as NU, N, NJ and NUP series, single row cylindrical roller bearings can be selected to accommodate different shaft locating and axial displacement requirements. Their separable construction also simplifies installation and maintenance procedures.
BY Bearings manufactures precision-engineered single row cylindrical roller bearings for demanding industrial applications including electric motors, gearboxes, pumps, compressors, machine tools and power transmission equipment. Our products deliver reliable performance, long service life and consistent operating efficiency under challenging conditions.
Type: Single Row Cylindrical Roller Bearing
Material: High-quality Chrome Steel or Stainless Steel
Load Capacity: High radial load capacity, specific to the design
Working Temperature:-40°C to +150°C
Lubrication:Grease or Oil, customizable
Seals: Open, Shielded, or Sealed
Single Row Cylindrical Roller Bearings
Single row cylindrical roller bearings are among the most widely used rolling bearings in industrial machinery. Their design utilizes cylindrical rollers that establish line contact with the raceways, allowing them to support substantially higher radial loads than conventional deep groove ball bearings.
One of the key advantages of single row cylindrical roller bearings is their ability to operate at relatively high speeds while maintaining excellent rigidity. The low friction characteristics between the rollers and raceways contribute to reduced heat generation and improved operating efficiency.
Depending on the flange arrangement of the inner and outer rings, these bearings can be configured to accommodate shaft expansion, provide limited axial positioning, or allow free axial movement. Common designs include:
NU Series
N Series
NJ Series
NUP Series
Typical applications include electric motors, industrial gearboxes, pumps, compressors, fans, machine tools and conveyor systems.
Features
High radial load carrying capacity
Excellent operational rigidity
Low friction and reduced heat generation
Suitable for high-speed operation
Easy mounting and dismounting
Long service life under proper lubrication
BY Bearings offers standard and customized single row cylindrical roller bearings manufactured under strict quality control standards to meet the requirements of global industrial customers.

| Model | d(mm) | D(mm) | B(mm) | Basic Dynamic Load Rating Cr (kN) | Basic Static Load Rating Cor (kN) | Weight (kg) |
| N1008/N1008K | 40 | 68 | 15 | 28.7 | 30.8 | 0.21 |
| N1009/N1009K | 45 | 75 | 16 | 33.4 | 37.6 | 0.26 |
| N1910/N1910K | 50 | 72 | 12 | 22.5 | 27.5 | 0.15 |
| N1010/N1010K | 50 | 80 | 16 | 36.2 | 41.7 | 0.29 |
| N1911/N1911K | 55 | 80 | 13 | 25 | 31.5 | 0.2 |
| N1011/N1011K | 60 | 90 | 18 | 41.3 | 49.8 | 0.425 |
| N1912/N1912K | 60 | 85 | 13 | 26 | 34 | 0.21 |
| N1012/N1012K | 60 | 95 | 18 | 44.3 | 55.2 | 0.46 |
| N1913/N1913K | 65 | 90 | 13 | 29.3 | 40.5 | 0.23 |
| N1013/N1013K | 70 | 100 | 18 | 45.5 | 59 | 0.48 |
| N1914/N1914K | 70 | 100 | 16 | 36.7 | 49.5 | 0.375 |
| N1014/N1014K | 70 | 110 | 20 | 63.5 | 81.7 | 0.66 |
| N1915/N1915K | 75 | 105 | 16 | 38.3 | 53.5 | 0.4 |
| N1015/N1015K | 75 | 115 | 20 | 65.8 | 85.2 | 0.7 |
| N1916/N1916K | 80 | 110 | 16 | 40 | 57 | 0.45 |
| N1016/N1016K | 80 | 125 | 22 | 76.9 | 98.5 | 0.96 |
| N1917/N1917K | 85 | 120 | 18 | 50.5 | 72 | 0.6 |
| N1017/N1017K | 85 | 130 | 22 | 78.5 | 105 | 1 |
| N1918/N1918K | 90 | 125 | 18 | 52 | 76 | 0.63 |
| N1018/N1018K | 90 | 140 | 24 | 94 | 125.9 | 1.3 |
| N1919/N1919K | 95 | 130 | 18 | 53 | 79 | 0.65 |
| N1019/N1019K | 95 | 145 | 24 | 97 | 130 | 1.36 |
| N1920/N1920K | 100 | 140 | 20 | 78 | 112 | 0.89 |
| N1020/N1020K | 100 | 150 | 24 | 99 | 135 | 1.43 |
| N1921/N1921K | 105 | 145 | 20 | 79 | 117 | 0.95 |
| N1021/N1021K | 105 | 160 | 26 | 113 | 154 | 1.8 |
| N1922/N1922K | 110 | 150 | 20 | 81 | 122 | 1 |
| N1022/N1022K | 110 | 170 | 28 | 164.8 | 189.8 | 2.25 |
| N1924/N1924K | 120 | 165 | 22 | 96 | 144 | 1.35 |
| N1024/N1024K | 120 | 180 | 28 | 175 | 208 | 2.45 |
| N1926/N1926K | 130 | 180 | 24 | 111 | 171 | 1.82 |
| N1026/N1026K | 130 | 200 | 33 | 181 | 251 | 3.7 |
| N1928/N1928K | 140 | 190 | 24 | 117 | 187 | 1.95 |
| N1028/N1028K | 140 | 210 | 33 | 184 | 266 | 3.95 |
| N1930/N1930K | 150 | 210 | 28 | 150.5 | 237 | 2.94 |
| N1030/N1030K | 150 | 225 | 35 | 208.5 | 311 | 4.75 |
| N1932/N1932K | 160 | 220 | 28 | 154 | 251 | 3.12 |
| N1032/N1032K | 160 | 240 | 38 | 245.5 | 356 | 5.8 |
| N1934/N1934K | 170 | 230 | 28 | 161 | 266 | 3.25 |
| N1034/N1034K | 170 | 260 | 42 | 301 | 431.5 | 7.75 |
| N1936/N1936K | 180 | 250 | 33 | 209 | 336 | 4.8 |
| N1036/N1036K | 180 | 280 | 46 | 361 | 521 | 10.2 |
| N1938/N1938K | 190 | 260 | 33 | 220.5 | 365 | 5.1 |
| N1038/N1038K | 190 | 290 | 46 | 365.5 | 551 | 10.5 |
| N1940/N1940K | 200 | 280 | 38 | 266 | 432 | 7.1 |
| N1040/N1040K | 200 | 310 | 51 | 401 | 602 | 13.8 |
| N1944/N1944K | 220 | 300 | 38 | 266 | 451 | 7.7 |
| N1044/N1044K | 220 | 340 | 56 | 511 | 766 | 18 |
| N1948/N1948K | 240 | 320 | 38 | 286 | 500.5 | 8.25 |
| N1048/N1048K | 240 | 360 | 56 | 541 | 850.8 | 19.3 |
| N1952/N1952K | 260 | 360 | 46 | 432 | 751.5 | 14 |
| N1052/N1052K | 260 | 400 | 65 | 656 | 1022 | 28.5 |
| N1956/N1956K | 280 | 380 | 46 | 441.5 | 802 | 15 |
| N1056/N1056K | 280 | 420 | 65 | 682 | 1103 | 31 |
| N1960/N1960K | 300 | 420 | 56 | 612 | 1063 | 23.5 |
| N1964/N1964K | 320 | 440 | 56 | 622 | 1105 | 25 |
| N1968/N1968K | 340 | 460 | 56 | 657 | 1205 | 26.5 |
| N1972/N1972K | 360 | 480 | 56 | 657 | 1225 | 27.5 |
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