The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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Key Features

  • Supports heavy radial loads
  • Low friction roller design allows for high speed applications
  • Separable components simplify mounting and removal
  • Design has two ribs on the outer ring and one rib on the inner ring, making type NJ bearings well suited for use as semi-locating bearings
  • Enhanced operational reliability
  • Long service life
Single Row CRB EJ Steel Cage Product Image
Unit of Measure
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Part Number

Bore (d)

O.D. (D)

Width (B)

Static Radial Load Rating (C0)

Dynamic Radial Load Rating - 1M Revs (C1)

Thermal Reference Speed - Grease 

Thermal Reference Speed - Oil

CAD

NJ348EMA N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 2190000 N492000 lbf N/A 1900000 N427000 lbf N/A 1000 rpm N/A 1100 rpm N/A
NJ348MA N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 1950000 N438000 lbf N/A 1430000 N321000 lbf N/A 990 rpm N/A 1100 rpm N/A
NU348EMA N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 2190000 N492000 lbf N/A 1900000 N427000 lbf N/A 1000 rpm N/A 1100 rpm N/A
NJ348EMAC3 N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 2190000 N492000 lbf N/A 1900000 N427000 lbf N/A 1000 rpm N/A 1100 rpm N/A
NU2348EMAC3 N/A 240 mm N/A 500 mm19.685 in N/A 6.1024 in155 mm N/A 3190000 N717000 lbf N/A 2100000 N472000 lbf N/A 740 rpm N/A 800 rpm N/A
NU348EMAC3 N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 2190000 N492000 lbf N/A 1900000 N427000 lbf N/A 1000 rpm N/A 1100 rpm N/A
240RN03 R3 N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 1930000 N434000 lbf N/A 1560000 N351000 lbf N/A 1100 rpm N/A 1200 rpm N/A
NU2348EMA N/A 240 mm N/A 500 mm19.685 in N/A 6.1024 in155 mm N/A 3190000 N717000 lbf N/A 2100000 N472000 lbf N/A 740 rpm N/A 800 rpm N/A
NJ348EMAW40RC3 N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 2530000 N568000 lbf N/A 2080000 N468000 lbf N/A 1000 rpm N/A 1100 rpm N/A
NU348EMAW40RC3 N/A 240 mm N/A 500 mm19.685 in N/A 3.7402 in95 mm N/A 2530000 N568000 lbf N/A 2080000 N468000 lbf N/A 1000 rpm N/A 1100 rpm N/A
NU1052AMAWEW37R N/A 260 mm N/A 400 mm15.748 in N/A 2.5591 in65 mm N/A 1040000 N234000 lbf N/A 737000 N166000 lbf N/A 1400 rpm N/A 1700 rpm N/A
NU1052MA N/A 260 mm N/A 400 mm15.748 in N/A 2.5591 in65 mm N/A 1040000 N234000 lbf N/A 737000 N166000 lbf N/A 1400 rpm N/A 1700 rpm N/A
NU3052EMA N/A 260 mm N/A 400 mm15.748 in N/A 4.0945 in104 mm N/A 2500000 N562000 lbf N/A 1580000 N355000 lbf N/A 770 rpm N/A 860 rpm N/A
NU1052MAC3 N/A 260 mm N/A 400 mm15.748 in N/A 2.5591 in65 mm N/A 1040000 N234000 lbf N/A 737000 N166000 lbf N/A 1400 rpm N/A 1700 rpm N/A
NU3052EMAC3 N/A 260 mm N/A 400 mm15.748 in N/A 4.0945 in104 mm N/A 2500000 N562000 lbf N/A 1580000 N355000 lbf N/A 830 rpm N/A 910 rpm N/A
NU252MA N/A 260 mm N/A 480 mm18.8976 in N/A 3.1496 in80 mm N/A 1710000 N384000 lbf N/A 1320000 N297000 lbf N/A 1000 rpm N/A 1200 rpm N/A
NU1056MA N/A 280 mm N/A 420 mm16.5354 in N/A 2.5591 in65 mm N/A 1080000 N243000 lbf N/A 754000 N170000 lbf N/A 1500 rpm N/A 1800 rpm N/A
NU1056MAC3 N/A 280 mm N/A 420 mm16.5354 in N/A 2.5591 in65 mm N/A 1080000 N243000 lbf N/A 754000 N170000 lbf N/A 1500 rpm N/A 1800 rpm N/A
NU1056MAC4 N/A 280 mm N/A 420 mm16.5354 in N/A 2.5591 in65 mm N/A 1080000 N243000 lbf N/A 754000 N170000 lbf N/A 1500 rpm N/A 1800 rpm N/A
280RN91 R3 N/A 280 mm N/A 460 mm18.1102 in N/A 4.8750 in123.825 mm N/A 3700000 N832000 lbf N/A 2410000 N542000 lbf N/A 910 rpm N/A 970 rpm N/A
280RN92 R3 N/A 280 mm N/A 500 mm19.685 in N/A 6.5 in165.1 mm N/A 5220000 N1170000 lbf N/A 3150000 N708000 lbf N/A 590 rpm N/A 630 rpm N/A
NF5158M N/A 287.6 mm N/A 440 mm17.3228 in N/A 2.8346 in72.000 mm N/A 1740000 N391000 lbf N/A 1030000 N232000 lbf N/A 690 rpm N/A 790 rpm N/A
NU1060MA N/A 300 mm N/A 460 mm18.1102 in N/A 2.9134 in74 mm N/A 1420000 N319000 lbf N/A 1000000 N225000 lbf N/A 1400 rpm N/A 1600 rpm N/A
NU1060MAC3 N/A 300 mm N/A 460 mm18.1102 in N/A 2.9134 in74 mm N/A 1420000 N319000 lbf N/A 1000000 N225000 lbf N/A 1400 rpm N/A 1600 rpm N/A
300RN30 R3 N/A 300 mm N/A 460 mm18.1102 in N/A 4.6457 in118 mm N/A 3640000 N818000 lbf N/A 1990000 N447000 lbf N/A 630 rpm N/A 690 rpm N/A
Unit of Measure
« 31 32 33 34 35