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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Cone for Tapered Roller Bearing - Inch Series and J Series
Cone for Tapered Roller Bearing - Inch Series and J Series - Dimensions
Unit of Measure
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Item #

B

Wi

R

Static Load Rating

Dynamic Load Rating

657 N/A 2.8750 in73.025 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
6574 N/A 2.9985 in76.162 mm N/A 2.1693 in55.100 mm N/A 0.1400 in3.600 mm N/A 118000 lbf525000 N525.00 kN N/A 76500 lbf340000 N340.00 kN
6575 N/A 3.0000 in76.200 mm N/A 2.1693 in55.100 mm N/A 0.2500 in6.400 mm N/A 118000 lbf525000 N525.00 kN N/A 76500 lbf340000 N340.00 kN
6576 N/A 3.0000 in76.200 mm N/A 2.1693 in55.100 mm N/A 0.1400 in3.600 mm N/A 118000 lbf525000 N525.00 kN N/A 76500 lbf340000 N340.00 kN
658 N/A 2.9375 in74.613 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
6580 N/A 3.5000 in88.900 mm N/A 2.1693 in55.100 mm N/A 0.1400 in3.600 mm N/A 118000 lbf525000 N525.00 kN N/A 76500 lbf340000 N340.00 kN
659 N/A 3.0000 in76.200 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
661 N/A 3.1250 in79.375 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
66187 N/A 1.8750 in47.625 mm N/A 1.2500 in31.750 mm N/A 0.1400 in3.600 mm N/A 38000 lbf170000 N170.00 kN N/A 31500 lbf139000 N139.00 kN
662 N/A 3.1875 in80.963 mm N/A 1.5000 in38.100 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
66200 N/A 2.0000 in50.800 mm N/A 1.2500 in31.750 mm N/A 0.1400 in3.600 mm N/A 38000 lbf170000 N170.00 kN N/A 31500 lbf139000 N139.00 kN
66212 N/A 2.3622 in60.000 mm N/A 1.2500 in31.750 mm N/A 0.1400 in3.600 mm N/A 38000 lbf170000 N170.00 kN N/A 31500 lbf139000 N139.00 kN
66225 N/A 2.2500 in57.150 mm N/A 1.2500 in31.750 mm N/A 0.1400 in3.600 mm N/A 38000 lbf170000 N170.00 kN N/A 31500 lbf139000 N139.00 kN
663 N/A 3.2500 in82.550 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
663A N/A 3.2500 in82.550 mm N/A 1.6250 in41.275 mm N/A 0.2700 in6.900 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
664 N/A 3.3125 in84.138 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
665 N/A 3.3750 in85.725 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
66584 N/A 2.1250 in53.975 mm N/A 1.2500 in31.750 mm N/A 0.1400 in3.600 mm N/A 40500 lbf181000 N181.00 kN N/A 32500 lbf144000 N144.00 kN
66584-TRB N/A 2.1250 in53.975 mm N/A 1.2500 in31.750 mm N/A 0.1400 in3.600 mm N/A 40500 lbf181000 N181.00 kN N/A 32500 lbf144000 N144.00 kN
66585 N/A 2.3622 in60.000 mm N/A 1.2500 in31.750 mm N/A 0.1400 in3.600 mm N/A 40500 lbf181000 N181.00 kN N/A 32500 lbf144000 N144.00 kN
66586 N/A 2.3613 in59.977 mm N/A 1.2500 in31.750 mm N/A 0.0600 in1.500 mm N/A 38000 lbf170000 N170.00 kN N/A 31500 lbf139000 N139.00 kN
66589 N/A 2.3611 in59.972 mm N/A 1.2500 in31.750 mm N/A 0.0300 in0.800 mm N/A 40500 lbf181000 N181.00 kN N/A 32500 lbf144000 N144.00 kN
665A N/A 3.3750 in85.725 mm N/A 1.6250 in41.275 mm N/A 0.2500 in6.400 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
665-TRB N/A 3.3750 in85.725 mm N/A 1.6250 in41.275 mm N/A 0.1400 in3.600 mm N/A 75500 lbf335000 N335.00 kN N/A 51000 lbf227000 N227.00 kN
67384 N/A 4.7500 in120.650 mm N/A 1.8125 in46.038 mm N/A 0.3100 in7.900 mm N/A N/A
Unit of Measure
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