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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Four Point Ball Bearings
Four Point Ball Bearings - Dimensions
Unit of Measure
1 2 

Item #

d

D

B

r

Static Load Rating

Dynamic Load Rating

QJ210 N/A 1.9685 in50.000 mm N/A 3.5433 in90.000 mm N/A 0.7874 in20.000 mm N/A 0.0433 in1.100 mm N/A 20000 lbf89000 N89.00 kN N/A 11700 lbf52000 N52.00 kN
QJ211 N/A 2.1654 in55.000 mm N/A 3.9370 in100.000 mm N/A 0.8268 in21.000 mm N/A 0.0591 in1.500 mm N/A 25200 lbf112000 N112.00 kN N/A 14400 lbf64000 N64.00 kN
QJ212 N/A 2.3622 in60.000 mm N/A 4.3307 in110.000 mm N/A 0.8661 in22.000 mm N/A 0.0591 in1.500 mm N/A 31000 lbf138000 N138.00 kN N/A 17400 lbf77500 N77.50 kN
QJ213 N/A 2.5591 in65.000 mm N/A 4.7244 in120.000 mm N/A 0.9055 in23.000 mm N/A 0.0591 in1.500 mm N/A 34500 lbf153000 N153.00 kN N/A 19000 lbf84500 N84.50 kN
QJ214 N/A 2.7559 in70.000 mm N/A 4.9213 in125.000 mm N/A 0.9449 in24.000 mm N/A 0.0591 in1.500 mm N/A 38000 lbf168000 N168.00 kN N/A 20700 lbf92000 N92.00 kN
QJ215 N/A 2.9528 in75.000 mm N/A 5.1181 in130.000 mm N/A 0.9843 in25.000 mm N/A 0.0591 in1.500 mm N/A 41000 lbf183000 N183.00 kN N/A 21600 lbf96000 N96.00 kN
QJ216 N/A 3.1496 in80.000 mm N/A 5.5118 in140.000 mm N/A 1.0236 in26.000 mm N/A 0.0787 in2.000 mm N/A 49000 lbf217000 N217.00 kN N/A 25200 lbf112000 N112.00 kN
QJ217 N/A 3.3465 in85.000 mm N/A 5.9055 in150.000 mm N/A 1.1024 in28.000 mm N/A 0.0787 in2.000 mm N/A 56500 lbf252000 N252.00 kN N/A 28300 lbf126000 N126.00 kN
QJ218 N/A 3.5433 in90.000 mm N/A 6.2992 in160.000 mm N/A 1.1811 in30.000 mm N/A 0.0787 in2.000 mm N/A 66000 lbf293000 N293.00 kN N/A 33500 lbf148000 N148.00 kN
QJ219 N/A 3.7402 in95.000 mm N/A 6.6929 in170.000 mm N/A 1.2598 in32.000 mm N/A 0.0827 in2.100 mm N/A 75500 lbf335000 N335.00 kN N/A 38000 lbf168000 N168.00 kN
QJ220 N/A 3.9370 in100.000 mm N/A 7.0866 in180.000 mm N/A 1.3386 in34.000 mm N/A 0.0827 in2.100 mm N/A 75500 lbf335000 N335.00 kN N/A 40500 lbf181000 N181.00 kN
QJ221 N/A 4.1339 in105.000 mm N/A 7.4803 in190.000 mm N/A 1.4173 in36.000 mm N/A 0.0827 in2.100 mm N/A 90000 lbf400000 N400.00 kN N/A 44500 lbf197000 N197.00 kN
QJ222 N/A 4.3307 in110.000 mm N/A 7.8740 in200.000 mm N/A 1.4961 in38.000 mm N/A 0.0827 in2.100 mm N/A 101000 lbf450000 N450.00 kN N/A 48000 lbf213000 N213.00 kN
QJ224 N/A 4.7244 in120.000 mm N/A 8.4646 in215.000 mm N/A 1.5748 in40.000 mm N/A 0.0827 in2.100 mm N/A 121000 lbf540000 N540.00 kN N/A 54000 lbf240000 N240.00 kN
QJ3/22AX2T2 N/A 0.8661 in22.000 mm N/A 2.2047 in56.000 mm N/A 0.6299 in16.000 mm N/A 0.0433 in1.100 mm N/A 7300 lbf32500 N32.50 kN N/A 5600 lbf24800 N24.80 kN
QJ305T2XC3 N/A 0.9843 in25.000 mm N/A 2.4409 in62.000 mm N/A 0.6693 in17.000 mm N/A 0.0433 in1.100 mm N/A 9800 lbf43500 N43.50 kN N/A 7300 lbf32500 N32.50 kN
QJ306 N/A 1.1811 in30.000 mm N/A 2.8346 in72.000 mm N/A 0.7480 in19.000 mm N/A 0.0433 in1.100 mm N/A 12900 lbf57500 N57.50 kN N/A 8900 lbf39500 N39.50 kN
QJ307 N/A 1.3780 in35.000 mm N/A 3.1496 in80.000 mm N/A 0.7087 in18.000 mm N/A 0.0433 in1.100 mm N/A 16400 lbf73000 N73.00 kN N/A 11100 lbf49500 N49.50 kN
QJ308 N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 0.9055 in23.000 mm N/A 0.0591 in1.500 mm N/A 20600 lbf91500 N91.50 kN N/A 13600 lbf60500 N60.50 kN
QJ308MA N/A 1.5748 in40.000 mm N/A 3.5433 in90.000 mm N/A 0.9055 in23.000 mm N/A 0.0591 in1.500 mm N/A 20600 lbf91500 N91.50 kN N/A 13600 lbf60500 N60.50 kN
QJ309 N/A 1.7717 in45.000 mm N/A 3.9370 in100.000 mm N/A 0.9843 in25.000 mm N/A 0.0591 in1.500 mm N/A 27200 lbf121000 N121.00 kN N/A 17800 lbf79000 N79.00 kN
QJ309C3 N/A 1.7717 in45.000 mm N/A 3.9370 in100.000 mm N/A 0.9843 in25.000 mm N/A 0.0591 in1.500 mm N/A 27200 lbf121000 N121.00 kN N/A 17800 lbf79000 N79.00 kN
QJ310 N/A 1.9685 in50.000 mm N/A 4.3307 in110.000 mm N/A 1.0630 in27.000 mm N/A 0.0787 in2.000 mm N/A 32500 lbf145000 N145.00 kN N/A 20700 lbf92000 N92.00 kN
QJ310MA N/A 1.9685 in50.000 mm N/A 4.3307 in110.000 mm N/A 1.0630 in27.000 mm N/A 0.0787 in2.000 mm N/A 32500 lbf145000 N145.00 kN N/A 20700 lbf92000 N92.00 kN
QJ311 N/A 2.1654 in55.000 mm N/A 4.7244 in120.000 mm N/A 1.1417 in29.000 mm N/A 0.0787 in2.000 mm N/A 38000 lbf170000 N170.00 kN N/A 23800 lbf106000 N106.00 kN
Unit of Measure
1 2