NTN BEARING CORPORATION OF AMERICA
NTN BEARING CORPORATION OF AMERICA
Head Office
1600 E. Bishop Court, P.O. Box 7604
Mount Prospect, IL 60056-7604, U.S.A.
Phone: 847-298-7500
Fax: 847-699-9744
Toll Free: 800-323-2358
Email: mkt@ntnamerica.com
Website: www.ntnamericas.com
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Quadruple Row Cylindrical Roller Bearings
Quadruple Row Cylindrical Roller Bearings - Dimensions
Unit of Measure
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Item #

d

D

B1

C1

r

Static Load Rating

Dynamic Load Rating

4R16426 N/A 32.2835 in820.000 mm N/A 44.4882 in1130.000 mm N/A 31.4961 in800.000 mm N/A 32.2835 in820.000 mm N/A 0.2953 in7.500 mm N/A 1500000 lbf66500000 N66500.00 kN N/A 4410000 lbf19600000 N19600.00 kN
4R2437 N/A 4.7244 in120.000 mm N/A 7.0866 in180.000 mm N/A 3.6220 in92.000 mm N/A 3.6220 in92.000 mm N/A 0.0984 in2.500 mm N/A 176000 lbf785000 N785.00 kN N/A 90000 lbf400000 N400.00 kN
4R2438 N/A 4.7244 in120.000 mm N/A 7.0866 in180.000 mm N/A 4.1339 in105.000 mm N/A 4.1339 in105.000 mm N/A 0.0984 in2.500 mm N/A 192000 lbf855000 N855.00 kN N/A 100000 lbf445000 N445.00 kN
4R2628 N/A 5.1181 in130.000 mm N/A 7.8740 in200.000 mm N/A 4.0945 in104.000 mm N/A 4.0945 in104.000 mm N/A 0.0984 in2.500 mm N/A 215000 lbf955000 N955.00 kN N/A 110000 lbf490000 N490.00 kN
4R2823 N/A 5.5118 in140.000 mm N/A 8.2677 in210.000 mm N/A 4.5669 in116.000 mm N/A 4.5669 in116.000 mm N/A 0.0984 in2.500 mm N/A 232000 lbf1030000 N1030.00 kN N/A 115000 lbf510000 N510.00 kN
4R2906 N/A 5.7087 in145.000 mm N/A 8.2677 in210.000 mm N/A 6.1024 in155.000 mm N/A 6.1024 in155.000 mm N/A 0.0984 in2.500 mm N/A 370000 lbf1640000 N1640.00 kN N/A 158000 lbf705000 N705.00 kN
4R2906C3 N/A 5.7087 in145.000 mm N/A 8.2677 in210.000 mm N/A 6.1024 in155.000 mm N/A 6.1024 in155.000 mm N/A 0.0984 in2.500 mm N/A 370000 lbf1640000 N1640.00 kN N/A 158000 lbf705000 N705.00 kN
4R2908 N/A 5.7087 in145.000 mm N/A 8.8583 in225.000 mm N/A 6.1417 in156.000 mm N/A 6.1417 in156.000 mm N/A 0.0984 in2.500 mm N/A 395000 lbf1750000 N1750.00 kN N/A 182000 lbf810000 N810.00 kN
4R3029 N/A 5.9055 in150.000 mm N/A 9.0551 in230.000 mm N/A 5.1181 in130.000 mm N/A 5.1181 in130.000 mm N/A 0.0984 in2.500 mm N/A 340000 lbf1520000 N1520.00 kN N/A 163000 lbf725000 N725.00 kN
4R3031 N/A 5.9055 in150.000 mm N/A 8.6614 in220.000 mm N/A 5.9055 in150.000 mm N/A 5.9055 in150.000 mm N/A 0.0984 in2.500 mm N/A 370000 lbf1640000 N1640.00 kN N/A 169000 lbf750000 N750.00 kN
4R3039 N/A 5.9055 in150.000 mm N/A 9.8425 in250.000 mm N/A 5.9055 in150.000 mm N/A 5.9055 in150.000 mm N/A 0.0984 in2.500 mm N/A 370000 lbf1640000 N1640.00 kN N/A 199000 lbf885000 N885.00 kN
4R3040 N/A 5.9055 in150.000 mm N/A 9.0551 in230.000 mm N/A 6.1417 in156.000 mm N/A 6.1417 in156.000 mm N/A 0.0984 in2.500 mm N/A 460000 lbf2040000 N2040.00 kN N/A 209000 lbf930000 N930.00 kN
4R3224 N/A 6.2992 in160.000 mm N/A 8.6614 in220.000 mm N/A 7.0866 in180.000 mm N/A 7.0866 in180.000 mm N/A 0.0984 in2.500 mm N/A 560000 lbf2490000 N2490.00 kN N/A 207000 lbf920000 N920.00 kN
4R3225 N/A 6.2992 in160.000 mm N/A 9.4488 in240.000 mm N/A 6.6929 in170.000 mm N/A 6.6929 in170.000 mm N/A 0.0984 in2.500 mm N/A 515000 lbf2290000 N2290.00 kN N/A 220000 lbf980000 N980.00 kN
4R3226 N/A 6.2992 in160.000 mm N/A 9.0551 in230.000 mm N/A 5.1181 in130.000 mm N/A 5.1181 in130.000 mm N/A 0.0984 in2.500 mm N/A 300000 lbf1340000 N1340.00 kN N/A 150000 lbf665000 N665.00 kN
4R3232 N/A 6.2992 in160.000 mm N/A 9.0551 in230.000 mm N/A 6.6142 in168.000 mm N/A 6.6142 in168.000 mm N/A 0.0984 in2.500 mm N/A 490000 lbf2170000 N2170.00 kN N/A 206000 lbf915000 N915.00 kN
4R3423 N/A 6.6929 in170.000 mm N/A 9.4488 in240.000 mm N/A 6.2992 in160.000 mm N/A 6.2992 in160.000 mm N/A 0.0984 in2.500 mm N/A 490000 lbf2180000 N2180.00 kN N/A 203000 lbf905000 N905.00 kN
4R3425 N/A 6.6929 in170.000 mm N/A 10.0394 in255.000 mm N/A 7.0866 in180.000 mm N/A 7.0866 in180.000 mm N/A 0.0984 in2.500 mm N/A 545000 lbf2430000 N2430.00 kN N/A 247000 lbf1100000 N1100.00 kN
4R3426 N/A 6.6929 in170.000 mm N/A 9.0551 in230.000 mm N/A 4.7244 in120.000 mm N/A 4.7244 in120.000 mm N/A 0.0984 in2.500 mm N/A 340000 lbf1520000 N1520.00 kN N/A 139000 lbf620000 N620.00 kN
4R3429 N/A 6.6929 in170.000 mm N/A 9.4488 in240.000 mm N/A 6.1417 in156.000 mm N/A 6.1417 in156.000 mm N/A 0.0984 in2.500 mm N/A 490000 lbf2170000 N2170.00 kN N/A 203000 lbf905000 N905.00 kN
4R3431 N/A 6.6929 in170.000 mm N/A 10.2362 in260.000 mm N/A 8.8583 in225.000 mm N/A 8.8583 in225.000 mm N/A 0.0984 in2.500 mm N/A 710000 lbf3150000 N3150.00 kN N/A 295000 lbf1310000 N1310.00 kN
4R3432 N/A 6.6929 in170.000 mm N/A 9.8425 in250.000 mm N/A 6.6142 in168.000 mm N/A 6.6142 in168.000 mm N/A 0.0984 in2.500 mm N/A 500000 lbf2220000 N2220.00 kN N/A 218000 lbf970000 N970.00 kN
4R3433 N/A 6.6929 in170.000 mm N/A 10.2362 in260.000 mm N/A 5.9055 in150.000 mm N/A 5.9055 in150.000 mm N/A 0.0984 in2.500 mm N/A 395000 lbf1750000 N1750.00 kN N/A 188000 lbf835000 N835.00 kN
4R3618 N/A 7.0866 in180.000 mm N/A 10.4331 in265.000 mm N/A 7.0866 in180.000 mm N/A 7.0866 in180.000 mm N/A 0.0984 in2.500 mm N/A 565000 lbf2510000 N2510.00 kN N/A 245000 lbf1090000 N1090.00 kN
4R3625 N/A 7.0866 in180.000 mm N/A 9.8425 in250.000 mm N/A 6.1417 in156.000 mm N/A 6.1417 in156.000 mm N/A 0.0984 in2.500 mm N/A 490000 lbf2180000 N2180.00 kN N/A 201000 lbf895000 N895.00 kN
Unit of Measure
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