N300 Series Cylindrical Roller Bearings
N300 Series Cylindrical Roller Bearings
N300 Series Cylindrical Roller Bearings

N300 Series

N series cylindrical roller bearings are an efficient and durable bearing type that are widely used in various mechanical equipment. The design feature of this series of bearings is that the rollers are cylindrical, capable of withstanding large radial loads, and are suitable for high-speed rotation situations. N series bearings usually have an inner ring and an outer ring. The width of the inner ring is larger than that of the outer ring, which provides better stability and load distribution. Its main advantages include low friction, long service life and high load-bearing capacity. In addition, this kind of bearing is easy to install and suitable for environments with heavy loads and large vibrations. Due to their excellent performance, N series cylindrical roller bearings are widely used in industrial machinery, automobiles, wind turbines and other heavy equipment.

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Product parameters

Designation Principal Dimensions(mm) Basic Load Ratings(KN) Limited Speed(rpm) Weight
d D B rs min rs1min Dynamic(Cr) Static(Cor) Grease Oil (kg)
N308 40 90 23 1.5 1.5 58.5 57 8000 9400 0.643
N309 45 100 25 1.5 1.5 74 71 7200 8400 0.857
N310 50 110 27 2 2 87 86 6500 7700 1.11
N311 55 120 29 2 2 111 111 5900 7000 1.42
N312 60 130 31 2.1 2.1 124 126 5500 6500 1.76
N313 65 140 33 2.1 2.1 135 139 5100 6000 2.18
N314 70 150 35 2.1 2.1 158 168 4700 5500 2.65
N315 75 160 37 2.1 2.1 190 205 4400 5200 3.21
N316 80 170 39 2.1 2.1 190 207 4100 4800 3.77
N317 85 180 41 3 3 212 228 3900 4600 4.44
N318 90 190 43 3 3 240 265 3700 4300 5.18
N319 95 200 45 3 3 259 285 3400 4000 5.99
N320 100 215 47 3 3 299 335 3300 3800 7.32
N321 105 225 49 3 3 320 360 3100 3700 8.33
N322 110 240 50 3 3 360 400 3000 3500 9.77
N324 120 260 55 3 3 450 510 2700 3200 12.5
N326 130 280 58 4 4 560 665 2500 2900 17
N328 140 300 62 4 4 615 745 2300 2700 20.7
N330 150 320 65 4 4 665 805 2100 2500 24.7

about Yinin

Shanghai Yinin Bearing and Transmission Company was founded in 2009 and has over 20 years of experience in the bearing field. We are China N300 Series Cylindrical Roller Bearings manufacturers and offer custom N300 Series Cylindrical Roller Bearings factory. Since 1999, starting from representing bearing manufacturers in China, we have exported different kinds of bearings. Nowadays we are developing one completed sales and manufacturing bearings group.

Industry Applications

Bearings also play a very important role in agricultural machinery. They are used to support rotatin...

Bearings are widely used in automobiles. They are the key supporting and rotating parts of many movi...

Used for support, height, angle, joint, and rotating parts of medical equipment.

Used for support, rotation, motor and compressor parts of household appliances.

Used for rotation and movement of support and guide parts of automation equipment

In building structures, bearings can be used to connect different structural components.

In the production process of food and beverages, pumps are needed to transport liquids and compresso...

Bearings are used in aircraft and spacecraft engines to support rotating components such as turbines...

WHAT’S NEWS

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