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Emerson Bearing Company
201 Brighton Avenue
Boston, MA 02134
Phone: (800) 225-4587 • Fax: (800) 252-1996
Email: info@emersonbearing.com
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Cylindrical Roller bearings are designed to carry heavy radial loads and are suitable for high speed applications. The design incorporates separable inner or outer rings which simplifies assembly,dismantling, maintenance and inspection. Bore dimension range is from 15mm to 480mm. Available in F1 Traction Motor Precision.
Cylindrical Roller Bearing 300 Series
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Item #

(d) Bore Diameter

(D) Outside Diameter

(B) Width

(C) Dynamic Load

(Co) Static Load

Weight

NU303 E N/A 17 mm N/A 47 mm N/A 14 mm N/A 24600 N N/A 20400 N N/A 0.13 kg
NU304 E N/A 20 mm N/A 52.000 mm N/A 15 mm N/A 30800 N N/A 26000 N N/A 0.160 kg
NU305 E N/A 25 mm N/A 62 mm N/A 17 mm N/A 40200 N N/A 36500 N N/A 0.250 kg
NU306 E N/A 30 mm N/A 72 mm N/A 19 mm N/A 51200 N N/A 48000 N N/A 0.38 kg
NU307 E N/A 35 mm N/A 80.000 mm N/A 21 mm N/A 64400 N N/A 63000 N N/A 0.51 kg
NU308 E N/A 40 mm N/A 90 mm N/A 23 mm N/A 80900 N N/A 78000 N N/A 0.68 kg
NU309 E N/A 45 mm N/A 100 mm N/A 25 mm N/A 99000 N N/A 100000 N N/A 0.95 kg
NU310 E N/A 50 mm N/A 110.000 mm N/A 27 mm N/A 110000 N N/A 112000 N N/A 1.20 kg
NU311 E N/A 55 mm N/A 120 mm N/A 29 mm N/A 138000 N N/A 143000 N N/A 1.55 kg
NU312 E N/A 60 mm N/A 130.000 mm N/A 31 mm N/A 151000 N N/A 160000 N N/A 1.95 kg
NU313 E N/A 65.000 mm N/A 140.000 mm N/A 33 mm N/A 183000 N N/A 196000 N N/A 2.35 kg
NU314 E N/A 70.000 mm N/A 150.000 mm N/A 35 mm N/A 205000 N N/A 228000 N N/A 2.85 kg
NU315 E N/A 75.000 mm N/A 160.000 mm N/A 37 mm N/A 242000 N N/A 265000 N N/A 3.45 kg
NU316 E N/A 80.000 mm N/A 170.000 mm N/A 39 mm N/A 260000 N N/A 290000 N N/A 4.10 kg
NU317 E N/A 85.000 mm N/A 180.000 mm N/A 41 mm N/A 297000 N N/A 335000 N N/A 4.90 kg
NU318 E N/A 90.000 mm N/A 190.000 mm N/A 43 mm N/A 319000 N N/A 360000 N N/A 5.65 kg
NU319 E N/A 95.000 mm N/A 200.000 mm N/A 45 mm N/A 341000 N N/A 390000 N N/A 6.45 kg
NU320 E N/A 100.000 mm N/A 215 mm N/A 47 mm N/A 391000 N N/A 440000 N N/A 7.95 kg
NU321 E N/A 105.000 mm N/A 225 mm N/A 49 mm N/A 440000 N N/A 500000 N N/A 8.95 kg
NU322 E N/A 110.000 mm N/A 240 mm N/A 50 mm N/A 468000 N N/A 540000 N N/A 11.00 kg
NU324 E N/A 120.000 mm N/A 260 mm N/A 55 mm N/A 539000 N N/A 620000 N N/A 13.50 kg
NU326 E N/A 130 mm N/A 280 mm N/A 58 mm N/A 627000 N N/A 750000 N N/A 19 kg
NU328 E N/A 140 mm N/A 300 mm N/A 62 mm N/A 682000 N N/A 830000 N N/A 23.50 kg
NU330 E N/A 150 mm N/A 320 mm N/A 65 mm N/A 781000 N N/A 965000 N N/A 28.00 kg
NU332 E N/A 160 mm N/A 340 mm N/A 68 mm N/A 880000 N N/A 1080000 N N/A 33 kg
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