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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Single Direction Thrust Ball Bearings
Single Direction Thrust Ball Bearings - Dimensions
Unit of Measure
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Item #

d

D

T

r

Static Load Rating

Dynamic Load Rating

51406 N/A 1.1811 in30.000 mm N/A 2.7559 in70.000 mm N/A 1.1024 in28.000 mm N/A 0.0394 in1.000 mm N/A 28300 lbf126000 N126.00 kN N/A 16300 lbf72500 N72.50 kN
51406C3 N/A 1.1811 in30.000 mm N/A 2.7559 in70.000 mm N/A 1.1024 in28.000 mm N/A 0.0394 in1.000 mm N/A 28300 lbf126000 N126.00 kN N/A 16300 lbf72500 N72.50 kN
51407 N/A 1.3780 in35.000 mm N/A 3.1496 in80.000 mm N/A 1.2598 in32.000 mm N/A 0.0433 in1.100 mm N/A 35000 lbf155000 N155.00 kN N/A 19600 lbf87000 N87.00 kN
51407C3 N/A 1.3780 in35.000 mm N/A 3.1496 in80.000 mm N/A 1.2598 in32.000 mm N/A 0.0433 in1.100 mm N/A 35000 lbf155000 N155.00 kN N/A 19600 lbf87000 N87.00 kN
51408 N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 1.4173 in36.000 mm N/A 0.0433 in1.100 mm N/A 46000 lbf205000 N205.00 kN N/A 25200 lbf112000 N112.00 kN
51408C3 N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 1.4173 in36.000 mm N/A 0.0433 in1.100 mm N/A 46000 lbf205000 N205.00 kN N/A 25200 lbf112000 N112.00 kN
51409 N/A 1.7717 in45.000 mm N/A 3.9370 in100.000 mm N/A 1.5354 in39.000 mm N/A 0.0433 in1.100 mm N/A 54500 lbf242000 N242.00 kN N/A 29200 lbf130000 N130.00 kN
51409C3 N/A 1.7717 in45.000 mm N/A 3.9370 in100.000 mm N/A 1.5354 in39.000 mm N/A 0.0433 in1.100 mm N/A 54500 lbf242000 N242.00 kN N/A 29200 lbf130000 N130.00 kN
51410A N/A 1.9685 in50.000 mm N/A 4.3307 in110.000 mm N/A 1.6929 in43.000 mm N/A 0.0591 in1.500 mm N/A 63500 lbf283000 N283.00 kN N/A 3350 lbf14800 N14.80 kN
51410AC3 N/A 1.9685 in50.000 mm N/A 4.3307 in110.000 mm N/A 1.6929 in43.000 mm N/A 0.0591 in1.500 mm N/A 63500 lbf283000 N283.00 kN N/A 3350 lbf14800 N14.80 kN
51411 N/A 2.1654 in55.000 mm N/A 4.7244 in120.000 mm N/A 1.8898 in48.000 mm N/A 0.0591 in1.500 mm N/A 81000 lbf360000 N360.00 kN N/A 40000 lbf178000 N178.00 kN
51411C3 N/A 2.1654 in55.000 mm N/A 4.7244 in120.000 mm N/A 1.8898 in48.000 mm N/A 0.0591 in1.500 mm N/A 81000 lbf360000 N360.00 kN N/A 40000 lbf178000 N178.00 kN
51412 N/A 2.3622 in60.000 mm N/A 5.1181 in130.000 mm N/A 2.0079 in51.000 mm N/A 0.0591 in1.500 mm N/A 98000 lbf435000 N435.00 kN N/A 48000 lbf214000 N214.00 kN
51412C3 N/A 2.3622 in60.000 mm N/A 5.1181 in130.000 mm N/A 2.0079 in51.000 mm N/A 0.0591 in1.500 mm N/A 98000 lbf435000 N435.00 kN N/A 48000 lbf214000 N214.00 kN
51413 N/A 2.5591 in65.000 mm N/A 5.5118 in140.000 mm N/A 2.2047 in56.000 mm N/A 0.0787 in2.000 mm N/A 111000 lbf495000 N495.00 kN N/A 52000 lbf232000 N232.00 kN
51413C3 N/A 2.5591 in65.000 mm N/A 5.5118 in140.000 mm N/A 2.2047 in56.000 mm N/A 0.0787 in2.000 mm N/A 111000 lbf495000 N495.00 kN N/A 52000 lbf232000 N232.00 kN
51414 N/A 2.7559 in70.000 mm N/A 5.9055 in150.000 mm N/A 2.3622 in60.000 mm N/A 0.0787 in2.000 mm N/A 125000 lbf555000 N555.00 kN N/A 56000 lbf250000 N250.00 kN
51414C3 N/A 2.7559 in70.000 mm N/A 5.9055 in150.000 mm N/A 2.3622 in60.000 mm N/A 0.0787 in2.000 mm N/A 125000 lbf555000 N555.00 kN N/A 56000 lbf250000 N250.00 kN
51415 N/A 2.9528 in75.000 mm N/A 6.2992 in160.000 mm N/A 2.5591 in65.000 mm N/A 0.0787 in2.000 mm N/A 138000 lbf615000 N615.00 kN N/A 60500 lbf269000 N269.00 kN
51415C3 N/A 2.9528 in75.000 mm N/A 6.2992 in160.000 mm N/A 2.5591 in65.000 mm N/A 0.0787 in2.000 mm N/A 138000 lbf615000 N615.00 kN N/A 60500 lbf269000 N269.00 kN
51416 N/A 3.1496 in80.000 mm N/A 6.6929 in170.000 mm N/A 2.6772 in68.000 mm N/A 0.0827 in2.100 mm N/A 139000 lbf620000 N620.00 kN N/A 60500 lbf270000 N270.00 kN
51416C3 N/A 3.1496 in80.000 mm N/A 6.6929 in170.000 mm N/A 2.6772 in68.000 mm N/A 0.0827 in2.100 mm N/A 139000 lbf620000 N620.00 kN N/A 60500 lbf270000 N270.00 kN
51417 N/A 3.3465 in85.000 mm N/A 7.0866 in180.000 mm N/A 2.8346 in72.000 mm N/A 0.0827 in2.100 mm N/A 154000 lbf685000 N685.00 kN N/A 64500 lbf288000 N288.00 kN
51417C3 N/A 3.3465 in85.000 mm N/A 7.0866 in180.000 mm N/A 2.8346 in72.000 mm N/A 0.0827 in2.100 mm N/A 154000 lbf685000 N685.00 kN N/A 64500 lbf288000 N288.00 kN
51418 N/A 3.5433 in90.000 mm N/A 7.4803 in190.000 mm N/A 3.0315 in77.000 mm N/A 0.0827 in2.100 mm N/A 169000 lbf750000 N750.00 kN N/A 68500 lbf305000 N305.00 kN
Unit of Measure
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