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

51307 N/A 1.3780 in35.000 mm N/A 2.6772 in68.000 mm N/A 0.9449 in24.000 mm N/A 0.0394 in1.000 mm N/A 23600 lbf105000 N105.00 kN N/A 12500 lbf55500 N55.50 kN
51307C3 N/A 1.3780 in35.000 mm N/A 2.6772 in68.000 mm N/A 0.9449 in24.000 mm N/A 0.0394 in1.000 mm N/A 23600 lbf105000 N105.00 kN N/A 12500 lbf55500 N55.50 kN
51308 N/A 1.5748 in40.000 mm N/A 3.0709 in78.000 mm N/A 1.0236 in26.000 mm N/A 0.0394 in1.000 mm N/A 30500 lbf135000 N135.00 kN N/A 15500 lbf69000 N69.00 kN
51308C3 N/A 1.5748 in40.000 mm N/A 3.0709 in78.000 mm N/A 1.0236 in26.000 mm N/A 0.0394 in1.000 mm N/A 30500 lbf135000 N135.00 kN N/A 15500 lbf69000 N69.00 kN
51308P5 N/A 1.5748 in40.000 mm N/A 3.0709 in78.000 mm N/A 1.0236 in26.000 mm N/A 0.0394 in1.000 mm N/A 30500 lbf135000 N135.00 kN N/A 15500 lbf69000 N69.00 kN
51309 N/A 1.7717 in45.000 mm N/A 3.3465 in85.000 mm N/A 1.1024 in28.000 mm N/A 0.0394 in1.000 mm N/A 36500 lbf163000 N163.00 kN N/A 18000 lbf80000 N80.00 kN
51309C3 N/A 1.7717 in45.000 mm N/A 3.3465 in85.000 mm N/A 1.1024 in28.000 mm N/A 0.0394 in1.000 mm N/A 36500 lbf163000 N163.00 kN N/A 18000 lbf80000 N80.00 kN
51309P5 N/A 1.7717 in45.000 mm N/A 3.3465 in85.000 mm N/A 1.1024 in28.000 mm N/A 0.0394 in1.000 mm N/A 36500 lbf163000 N163.00 kN N/A 18000 lbf80000 N80.00 kN
51310 N/A 1.9685 in50.000 mm N/A 3.7402 in95.000 mm N/A 1.2205 in31.000 mm N/A 0.0433 in1.100 mm N/A 45500 lbf202000 N202.00 kN N/A 21700 lbf96500 N96.50 kN
51310C3 N/A 1.9685 in50.000 mm N/A 3.7402 in95.000 mm N/A 1.2205 in31.000 mm N/A 0.0433 in1.100 mm N/A 45500 lbf202000 N202.00 kN N/A 21700 lbf96500 N96.50 kN
51311 N/A 2.1654 in55.000 mm N/A 4.1339 in105.000 mm N/A 1.3780 in35.000 mm N/A 0.0433 in1.100 mm N/A 55500 lbf246000 N246.00 kN N/A 26800 lbf119000 N119.00 kN
51311C3 N/A 2.1654 in55.000 mm N/A 4.1339 in105.000 mm N/A 1.3780 in35.000 mm N/A 0.0433 in1.100 mm N/A 55500 lbf246000 N246.00 kN N/A 26800 lbf119000 N119.00 kN
51312 N/A 2.3622 in60.000 mm N/A 4.3307 in110.000 mm N/A 1.3780 in35.000 mm N/A 0.0433 in1.100 mm N/A 60000 lbf267000 N267.00 kN N/A 27700 lbf123000 N123.00 kN
51312C3 N/A 2.3622 in60.000 mm N/A 4.3307 in110.000 mm N/A 1.3780 in35.000 mm N/A 0.0433 in1.100 mm N/A 60000 lbf267000 N267.00 kN N/A 27700 lbf123000 N123.00 kN
51313 N/A 2.5591 in65.000 mm N/A 4.5276 in115.000 mm N/A 1.4173 in36.000 mm N/A 0.0433 in1.100 mm N/A 64500 lbf287000 N287.00 kN N/A 28800 lbf128000 N128.00 kN
51313C3 N/A 2.5591 in65.000 mm N/A 4.5276 in115.000 mm N/A 1.4173 in36.000 mm N/A 0.0433 in1.100 mm N/A 64500 lbf287000 N287.00 kN N/A 28800 lbf128000 N128.00 kN
51314 N/A 2.7559 in70.000 mm N/A 4.9213 in125.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm N/A 76500 lbf340000 N340.00 kN N/A 33500 lbf148000 N148.00 kN
51314C3 N/A 2.7559 in70.000 mm N/A 4.9213 in125.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm N/A 76500 lbf340000 N340.00 kN N/A 33500 lbf148000 N148.00 kN
51315 N/A 2.9528 in75.000 mm N/A 5.3150 in135.000 mm N/A 1.7323 in44.000 mm N/A 0.0591 in1.500 mm N/A 89000 lbf395000 N395.00 kN N/A 38500 lbf171000 N171.00 kN
51315C3 N/A 2.9528 in75.000 mm N/A 5.3150 in135.000 mm N/A 1.7323 in44.000 mm N/A 0.0591 in1.500 mm N/A 89000 lbf395000 N395.00 kN N/A 38500 lbf171000 N171.00 kN
51316 N/A 3.1496 in80.000 mm N/A 5.5118 in140.000 mm N/A 1.7323 in44.000 mm N/A 0.0591 in1.500 mm N/A 95500 lbf425000 N425.00 kN N/A 39500 lbf176000 N176.00 kN
51316C3 N/A 3.1496 in80.000 mm N/A 5.5118 in140.000 mm N/A 1.7323 in44.000 mm N/A 0.0591 in1.500 mm N/A 95500 lbf425000 N425.00 kN N/A 39500 lbf176000 N176.00 kN
51317 N/A 3.3465 in85.000 mm N/A 5.9055 in150.000 mm N/A 1.9291 in49.000 mm N/A 0.0591 in1.500 mm N/A 110000 lbf490000 N490.00 kN N/A 45000 lbf201000 N201.00 kN
51317C3 N/A 3.3465 in85.000 mm N/A 5.9055 in150.000 mm N/A 1.9291 in49.000 mm N/A 0.0591 in1.500 mm N/A 110000 lbf490000 N490.00 kN N/A 45000 lbf201000 N201.00 kN
51318 N/A 3.5433 in90.000 mm N/A 6.1024 in155.000 mm N/A 1.9685 in50.000 mm N/A 0.0591 in1.500 mm N/A 110000 lbf490000 N490.00 kN N/A 44500 lbf198000 N198.00 kN
Unit of Measure
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