Nj Type Cylindrical Roller Bearing
Cylindrical roller bearing is a kind of bearing with the simplest structure. The inner wheel and outer wheel are in line contact with the roller. It has a large radial load capacity. Cylindrical roller bearings are separated type, easy to install and disassemble.


Cylindrical roller bearings generally use steel plate stamping cage.
Brass turning cages are used for larger size or for high speed rotation, and double or four row cylindrical roller bearings are used for pin cages to extend service life.



NJ cylindrical roller bearing is a one-way positioning bearing, the outer ring has a double flange design, the inner ring has a single flange design, can accept one-way axial load, when there is no fixed end and free method respectively, can be used in a pair.
Bearing No. | Main size(mm) | Basic Load rating(KN) | Speed rating(r/min) | Weight(kg) | |||||
d | D | B | r | Cr | Cor | Grease | Oil | ||
NJ203M | 17 | 40 | 12 | 0.6 | 9 | 7 | 14000 | 18000 | 0.07 |
NJ204EM | 20 | 47 | 14 | 1 | 25.8 | 24 | 12000 | 16000 | 0.12 |
NJ304EM | 20 | 52 | 15 | 1.1 | 29 | 25.5 | 11000 | 15000 | 0.16 |
NJ2204EM | 20 | 47 | 18 | 1 | 30.8 | 30 | 12000 | 16000 | 0.15 |
NJ2304EM | 20 | 52 | 21 | 1.1 | 39.2 | 37.5 | 10000 | 14000 | 0.22 |
NJ205EM | 25 | 52 | 15 | 1 | 27.5 | 26.8 | 11000 | 14000 | 0.14 |
NJ2205EM | 25 | 52 | 18 | 1 | 32.8 | 33.8 | 11000 | 14000 | 0.17 |
NJ305EM | 25 | 62 | 17 | 1.1 | 38.5 | 35.8 | 9000 | 12000 | 0.25 |
NJ2305EM | 25 | 62 | 24 | 1.1 | 53.2 | 54.5 | 9000 | 12000 | 0.36 |
NJ206EM | 30 | 62 | 16 | 1 | 36 | 35.5 | 8500 | 11000 | 0.22 |
NJ2206EM | 30 | 62 | 20 | 1 | 45.5 | 48 | 8500 | 11000 | 0.27 |
NJ306EM | 30 | 72 | 19 | 1.1 | 49.2 | 48.2 | 8000 | 10000 | 0.38 |
NJ2306EM | 30 | 72 | 27 | 1.1 | 70 | 75.5 | 8000 | 10000 | 0.54 |
NJ207EM | 35 | 72 | 17 | 1.1 | 46.5 | 48 | 7500 | 9500 | 0.31 |
NJ2207EM | 35 | 72 | 23 | 1.1 | 57.5 | 63 | 7500 | 9500 | 0.41 |
NJ307EM | 35 | 80 | 21 | 1.5 | 62 | 63.2 | 7000 | 9000 | 0.5 |
NJ2307EM | 35 | 80 | 31 | 1.5 | 87.5 | 98.2 | 7000 | 9000 | 0.74 |
NJ208EM | 40 | 80 | 18 | 1.1 | 51.5 | 53 | 7000 | 9000 | 0.4 |
NJ2208EM | 40 | 80 | 23 | 1.1 | 67.5 | 75.2 | 7000 | 9000 | 0.51 |
NJ308EM | 40 | 90 | 23 | 1.5 | 76.8 | 77.8 | 6300 | 8000 | 0.68 |
NJ2308EM | 40 | 90 | 33 | 1.5 | 105 | 118 | 6300 | 8000 | 1 |
NJ209EM | 45 | 85 | 19 | 1.1 | 58.5 | 63.8 | 6300 | 8000 | 0.5 |
NJ2209EM | 45 | 85 | 23 | 1.1 | 71 | 82 | 6300 | 8000 | 0.55 |
NJ309EM | 45 | 100 | 25 | 1.5 | 93 | 98 | 5600 | 7000 | 0.93 |
NJ2309EM | 45 | 100 | 36 | 1.5 | 130 | 152 | 5600 | 7000 | 1.34 |
NJ210EM | 50 | 90 | 20 | 1.1 | 61.2 | 69.2 | 6000 | 7500 | 0.51 |
NJ2210EM | 50 | 90 | 23 | 1.1 | 74.2 | 88.8 | 6000 | 7500 | 0.6 |
NJ310EM | 50 | 110 | 27 | 2 | 105 | 112 | 5300 | 6700 | 1.2 |
NJ2310EM | 50 | 110 | 40 | 2 | 155 | 185 | 5300 | 6700 | 1.8 |
NJ211EM | 55 | 100 | 21 | 1.5 | 80.2 | 95.5 | 5300 | 6700 | 0.7 |
NJ2210EM | 55 | 100 | 25 | 1.5 | 94.8 | 118 | 5300 | 6700 | 0.81 |
NJ311EM | 55 | 120 | 29 | 2 | 128 | 138 | 4800 | 6000 | 1.53 |
NJ2311EM | 55 | 120 | 43 | 2 | 190 | 228 | 4800 | 6000 | 2.3 |
NJ212EM | 60 | 110 | 22 | 1.5 | 89.8 | 102 | 5000 | 6300 | 0.86 |
NJ2212EM | 60 | 110 | 28 | 1.5 | 122 | 152 | 5000 | 6300 | 1.12 |
NJ312EM | 60 | 130 | 31 | 2.1 | 142 | 155 | 4500 | 5600 | 1.87 |
NJ2312EM | 60 | 130 | 46 | 2.1 | 212 | 260 | 4500 | 5600 | 2.81 |
NJ213EM | 65 | 120 | 23 | 1.5 | 102 | 118 | 4500 | 5600 | 1.1 |
Bearing No. | Main size(mm) | Basic Load rating(KN) | Speed rating(r/min) | Weight(kg) | |||||
d | D | B | r | Cr | Cor | Grease | Oil | ||
NJ2213EM | 65 | 120 | 31 | 1.5 | 142 | 180 | 4500 | 5600 | 1.5 |
NJ313EM | 65 | 140 | 33 | 2.1 | 170 | 188 | 4000 | 5000 | 2.3 |
NJ2313EM | 65 | 140 | 48 | 2.1 | 235 | 285 | 4000 | 5000 | 3.34 |
NJ214EM | 70 | 125 | 24 | 1.5 | 112 | 135 | 4300 | 5300 | 1.2 |
NJ2214EM | 70 | 125 | 31 | 1.5 | 148 | 192 | 4300 | 5300 | 1.56 |
NJ314EM | 70 | 150 | 35 | 2.1 | 195 | 220 | 3800 | 4800 | 2.86 |
NJ2314EM | 70 | 150 | 51 | 2.1 | 260 | 320 | 3800 | 4800 | 4.1 |
NJ215EM | 75 | 130 | 25 | 1.5 | 125 | 155 | 4000 | 5000 | 1.32 |
NJ2215EM | 75 | 130 | 31 | 1.5 | 155 | 205 | 4000 | 5000 | 1.64 |
NJ315EM | 75 | 160 | 37 | 2.1 | 228 | 260 | 3600 | 4500 | 3.43 |
NJ2315EM | 75 | 160 | 55 | 2.1 | 245 | 308 | 3600 | 4500 | 5.4 |
NJ216EM | 80 | 140 | 26 | 2 | 132 | 165 | 3800 | 4800 | 1.6 |
NJ2216EM | 80 | 140 | 33 | 2 | 178 | 242 | 3800 | 4800 | 2.1 |
NJ316EM | 80 | 170 | 39 | 2.1 | 245 | 282 | 3400 | 4300 | 4.1 |
NJ2316EM | 80 | 170 | 58 | 2.1 | 258 | 328 | 3400 | 4300 | 6.4 |
NJ217EM | 85 | 150 | 28 | 2 | 158 | 192 | 3600 | 4500 | 2 |
NJ2217EM | 85 | 150 | 36 | 2 | 205 | 272 | 3600 | 4500 | 2.6 |
NJ317EM | 85 | 180 | 60 | 3 | 295 | 380 | 3200 | 400 | 7.4 |
NJ2317EM | 90 | 160 | 30 | 2 | 172 | 215 | 3400 | 4300 | 2.44 |
NJ218EM | 90 | 160 | 40 | 2 | 230 | 312 | 3400 | 4300 | 3.3 |
NJ2218EM | 90 | 190 | 43 | 3 | 298 | 348 | 3000 | 3800 | 5.6 |
NJ318EM | 90 | 190 | 64 | 3 | 310 | 395 | 3000 | 3800 | 8.4 |
NJ2318EM | 95 | 170 | 32 | 2.1 | 208 | 262 | 3200 | 4000 | 3 |
NJ219EM | 95 | 200 | 45 | 2.1 | 275 | 368 | 3200 | 4000 | 4 |
NJ2219EM | 95 | 200 | 45 | 3 | 315 | 380 | 2800 | 3600 | 6.5 |
NJ319EM | 95 | 200 | 67 | 3 | 370 | 500 | 2800 | 3600 | 10.4 |
NJ2319EM | 100 | 180 | 34 | 2.1 | 235 | 302 | 3000 | 3800 | 3.6 |
NJ220EM | 100 | 180 | 46 | 3 | 318 | 440 | 3000 | 3800 | 3.5 |
NJ2220EM | 100 | 215 | 47 | 3 | 365 | 425 | 2600 | 3200 | 5.99 |
Why choose us?
- We offer a wide selection of sizes and designs to meet your specific needs.
- We carry out the core values of pragmatism and improvement, and constantly strive to strengthen our core competitiveness.
- Our company is committed to sustainability and reducing our environmental impact.
- Our company has a large-scale R & D and production base, advanced production machinery and equipment and a group of professional management and technical personnel.
- We are dedicated to delivering top-notch quality and service to our customers worldwide.
- Our company has a deep understanding of the meaning of 'customer-oriented', we run through the service in every detail of the company's operation and management and win extensive trust and support from customers.
- Our products are built to last, providing durability and reliability in even the toughest operating conditions.
- The company always adheres to the business tenet of "reputation first, quality first", and warmly welcomes new and old friends from all walks of life to the company to discuss cooperation, we will greet you with high-quality products and best service.
- We believe that customer satisfaction is essential to our success and strive to exceed our customers' expectations.
- Our company is a high-tech manufacturing enterprise of Nj Type Cylindrical Roller Bearing integrating R&D, design, manufacturing, and sales. We have our own independent workshop, R&D center, and testing center, so our products have won the trust of many manufacturers. We will continue to innovate and improve product quality with a high degree of concentration.
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