Single Row Radial Ball Bearings On NTN Bearing Corp. 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

Item #	d	D	B	r	Static Load Rating	Dynamic Load Rating	Axial Static Load Rating	Radial Dynamic Load Rating	Lubrication	Lubrication	Radial Static Load Rating
6308LUNC3	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 5400 lbf24000 N24.00 kN	N/A 10110 lbf45000 N45.00 kN	N/A	N/A	N/A	N/A	N/A
6309LUN	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 7200 lbf32000 N32.00 kN	N/A 13150 lbf58500 N58.50 kN	N/A	N/A	N/A	N/A	N/A
6309LUNC3	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 7200 lbf32000 N32.00 kN	N/A 13150 lbf58500 N58.50 kN	N/A	N/A	N/A	N/A	N/A
6310LUN	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 8650 lbf38500 N38.50 kN	N/A 15390 lbf68500 N68.50 kN	N/A	N/A	N/A	N/A	N/A
6310LUNC3	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 8650 lbf38500 N38.50 kN	N/A 15390 lbf68500 N68.50 kN	N/A	N/A	N/A	N/A	N/A
6311LUN	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 10100 lbf45000 N45.00 kN	N/A 17870 lbf79500 N79.50 kN	N/A	N/A	N/A	N/A	N/A
6311LUNC3	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 10100 lbf45000 N45.00 kN	N/A 17870 lbf79500 N79.50 kN	N/A	N/A	N/A	N/A	N/A
6312LUN	N/A 2.3622 in60.000 mm	N/A 5.1181 in130.000 mm	N/A 1.2205 in31.000 mm	N/A 0.0827 in2.100 mm	N/A 11700 lbf52000 N52.00 kN	N/A 20340 lbf90500 N90.50 kN	N/A	N/A	N/A	N/A	N/A
6312LUNC3	N/A 2.3622 in60.000 mm	N/A 5.1181 in130.000 mm	N/A 1.2205 in31.000 mm	N/A 0.0827 in2.100 mm	N/A 11700 lbf52000 N52.00 kN	N/A 20340 lbf90500 N90.50 kN	N/A	N/A	N/A	N/A	N/A
6313LUN	N/A 2.5591 in65.000 mm	N/A 5.5118 in140.000 mm	N/A 1.2992 in33.000 mm	N/A 0.0827 in2.100 mm	N/A 13500 lbf60000 N60.00 kN	N/A 23150 lbf103000 N103.00 kN	N/A	N/A	N/A	N/A	N/A
6313LUNC3	N/A 2.5591 in65.000 mm	N/A 5.5118 in140.000 mm	N/A 1.2992 in33.000 mm	N/A 0.0827 in2.100 mm	N/A 13500 lbf60000 N60.00 kN	N/A 23150 lbf103000 N103.00 kN	N/A	N/A	N/A	N/A	N/A
6314LUN	N/A 2.7559 in70.000 mm	N/A 5.9055 in150.000 mm	N/A 1.3780 in35.000 mm	N/A 0.0827 in2.100 mm	N/A 15300 lbf68000 N68.00 kN	N/A 25850 lbf115000 N115.00 kN	N/A	N/A	N/A	N/A	N/A
6314LUNC3	N/A 2.7559 in70.000 mm	N/A 5.9055 in150.000 mm	N/A 1.3780 in35.000 mm	N/A 0.0827 in2.100 mm	N/A 15300 lbf68000 N68.00 kN	N/A 25850 lbf115000 N115.00 kN	N/A	N/A	N/A	N/A	N/A
6315LUN	N/A 2.9528 in75.000 mm	N/A 6.2992 in160.000 mm	N/A 1.4567 in37.000 mm	N/A 0.0827 in2.100 mm	N/A 17300 lbf77000 N77.00 kN	N/A 28320 lbf126000 N126.00 kN	N/A	N/A	N/A	N/A	N/A
6315LUNC3	N/A 2.9528 in75.000 mm	N/A 6.2992 in160.000 mm	N/A 1.4567 in37.000 mm	N/A 0.0827 in2.100 mm	N/A 17300 lbf77000 N77.00 kN	N/A 28320 lbf126000 N126.00 kN	N/A	N/A	N/A	N/A	N/A
6316LUN	N/A 3.1496 in80.000 mm	N/A 6.6929 in170.000 mm	N/A 1.5354 in39.000 mm	N/A 0.0827 in2.100 mm	N/A 19400 lbf86500 N86.50 kN	N/A 30570 lbf136000 N136.00 kN	N/A	N/A	N/A	N/A	N/A
6316LUNC3	N/A 3.1496 in80.000 mm	N/A 6.6929 in170.000 mm	N/A 1.5354 in39.000 mm	N/A 0.0827 in2.100 mm	N/A 19400 lbf86500 N86.50 kN	N/A 30570 lbf136000 N136.00 kN	N/A	N/A	N/A	N/A	N/A
6317LUN	N/A 3.3465 in85.000 mm	N/A 7.0866 in180.000 mm	N/A 1.6142 in41.000 mm	N/A 0.1181 in3.000 mm	N/A 21800 lbf97000 N97.00 kN	N/A 33040 lbf147000 N147.00 kN	N/A	N/A	N/A	N/A	N/A
6317LUNC3	N/A 3.3465 in85.000 mm	N/A 7.0866 in180.000 mm	N/A 1.6142 in41.000 mm	N/A 0.1181 in3.000 mm	N/A 21800 lbf97000 N97.00 kN	N/A 33040 lbf147000 N147.00 kN	N/A	N/A	N/A	N/A	N/A
6318LUN	N/A 3.5433 in90.000 mm	N/A 7.4803 in190.000 mm	N/A 1.6929 in43.000 mm	N/A 0.1181 in3.000 mm	N/A 24100 lbf107000 N107.00 kN	N/A 35510 lbf158000 N158.00 kN	N/A	N/A	N/A	N/A	N/A
6318LUNC3	N/A 3.5433 in90.000 mm	N/A 7.4803 in190.000 mm	N/A 1.6929 in43.000 mm	N/A 0.1181 in3.000 mm	N/A 24100 lbf107000 N107.00 kN	N/A 35510 lbf158000 N158.00 kN	N/A	N/A	N/A	N/A	N/A
6319LUN	N/A 3.7402 in95.000 mm	N/A 7.8740 in200.000 mm	N/A 1.7717 in45.000 mm	N/A 0.1181 in3.000 mm	N/A 26800 lbf119000 N119.00 kN	N/A 37990 lbf169000 N169.00 kN	N/A	N/A	N/A	N/A	N/A
6319LUNC3	N/A 3.7402 in95.000 mm	N/A 7.8740 in200.000 mm	N/A 1.7717 in45.000 mm	N/A 0.1181 in3.000 mm	N/A 26800 lbf119000 N119.00 kN	N/A 37990 lbf169000 N169.00 kN	N/A	N/A	N/A	N/A	N/A
6320LUN	N/A 3.9370 in100.000 mm	N/A 8.4646 in215.000 mm	N/A 1.8504 in47.000 mm	N/A 0.1181 in3.000 mm	N/A 31500 lbf141000 N141.00 kN	N/A 43160 lbf192000 N192.00 kN	N/A	N/A	N/A	N/A	N/A
6320LUNC3	N/A 3.9370 in100.000 mm	N/A 8.4646 in215.000 mm	N/A 1.8504 in47.000 mm	N/A 0.1181 in3.000 mm	N/A 31500 lbf141000 N141.00 kN	N/A 43160 lbf192000 N192.00 kN	N/A	N/A	N/A	N/A	N/A

Item #

d

D

B

r

Static Load Rating

Dynamic Load Rating

Axial Static Load Rating

Radial Dynamic Load Rating

Lubrication

Radial Static Load Rating

6308LUNC3

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 5400 lbf24000 N24.00 kN

N/A 10110 lbf45000 N45.00 kN

N/A

6309LUN

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 7200 lbf32000 N32.00 kN

N/A 13150 lbf58500 N58.50 kN

N/A

6309LUNC3

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 7200 lbf32000 N32.00 kN

N/A 13150 lbf58500 N58.50 kN

N/A

6310LUN

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 8650 lbf38500 N38.50 kN

N/A 15390 lbf68500 N68.50 kN

N/A

6310LUNC3

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 8650 lbf38500 N38.50 kN

N/A 15390 lbf68500 N68.50 kN

N/A

6311LUN

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 10100 lbf45000 N45.00 kN

N/A 17870 lbf79500 N79.50 kN

N/A

6311LUNC3

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 10100 lbf45000 N45.00 kN

N/A 17870 lbf79500 N79.50 kN

N/A

6312LUN

N/A 2.3622 in60.000 mm

N/A 5.1181 in130.000 mm

N/A 1.2205 in31.000 mm

N/A 0.0827 in2.100 mm

N/A 11700 lbf52000 N52.00 kN

N/A 20340 lbf90500 N90.50 kN

N/A

6312LUNC3

N/A 2.3622 in60.000 mm

N/A 5.1181 in130.000 mm

N/A 1.2205 in31.000 mm

N/A 0.0827 in2.100 mm

N/A 11700 lbf52000 N52.00 kN

N/A 20340 lbf90500 N90.50 kN

N/A

6313LUN

N/A 2.5591 in65.000 mm

N/A 5.5118 in140.000 mm

N/A 1.2992 in33.000 mm

N/A 0.0827 in2.100 mm

N/A 13500 lbf60000 N60.00 kN

N/A 23150 lbf103000 N103.00 kN

N/A

6313LUNC3

N/A 2.5591 in65.000 mm

N/A 5.5118 in140.000 mm

N/A 1.2992 in33.000 mm

N/A 0.0827 in2.100 mm

N/A 13500 lbf60000 N60.00 kN

N/A 23150 lbf103000 N103.00 kN

N/A

6314LUN

N/A 2.7559 in70.000 mm

N/A 5.9055 in150.000 mm

N/A 1.3780 in35.000 mm

N/A 0.0827 in2.100 mm

N/A 15300 lbf68000 N68.00 kN

N/A 25850 lbf115000 N115.00 kN

N/A

6314LUNC3

N/A 2.7559 in70.000 mm

N/A 5.9055 in150.000 mm

N/A 1.3780 in35.000 mm

N/A 0.0827 in2.100 mm

N/A 15300 lbf68000 N68.00 kN

N/A 25850 lbf115000 N115.00 kN

N/A

6315LUN

N/A 2.9528 in75.000 mm

N/A 6.2992 in160.000 mm

N/A 1.4567 in37.000 mm

N/A 0.0827 in2.100 mm

N/A 17300 lbf77000 N77.00 kN

N/A 28320 lbf126000 N126.00 kN

N/A

6315LUNC3

N/A 2.9528 in75.000 mm

N/A 6.2992 in160.000 mm

N/A 1.4567 in37.000 mm

N/A 0.0827 in2.100 mm

N/A 17300 lbf77000 N77.00 kN

N/A 28320 lbf126000 N126.00 kN

N/A

6316LUN

N/A 3.1496 in80.000 mm

N/A 6.6929 in170.000 mm

N/A 1.5354 in39.000 mm

N/A 0.0827 in2.100 mm

N/A 19400 lbf86500 N86.50 kN

N/A 30570 lbf136000 N136.00 kN

N/A

6316LUNC3

N/A 3.1496 in80.000 mm

N/A 6.6929 in170.000 mm

N/A 1.5354 in39.000 mm

N/A 0.0827 in2.100 mm

N/A 19400 lbf86500 N86.50 kN

N/A 30570 lbf136000 N136.00 kN

N/A

6317LUN

N/A 3.3465 in85.000 mm

N/A 7.0866 in180.000 mm

N/A 1.6142 in41.000 mm

N/A 0.1181 in3.000 mm

N/A 21800 lbf97000 N97.00 kN

N/A 33040 lbf147000 N147.00 kN

N/A

6317LUNC3

N/A 3.3465 in85.000 mm

N/A 7.0866 in180.000 mm

N/A 1.6142 in41.000 mm

N/A 0.1181 in3.000 mm

N/A 21800 lbf97000 N97.00 kN

N/A 33040 lbf147000 N147.00 kN

N/A

6318LUN

N/A 3.5433 in90.000 mm

N/A 7.4803 in190.000 mm

N/A 1.6929 in43.000 mm

N/A 0.1181 in3.000 mm

N/A 24100 lbf107000 N107.00 kN

N/A 35510 lbf158000 N158.00 kN

N/A

6318LUNC3

N/A 3.5433 in90.000 mm

N/A 7.4803 in190.000 mm

N/A 1.6929 in43.000 mm

N/A 0.1181 in3.000 mm

N/A 24100 lbf107000 N107.00 kN

N/A 35510 lbf158000 N158.00 kN

N/A

6319LUN

N/A 3.7402 in95.000 mm

N/A 7.8740 in200.000 mm

N/A 1.7717 in45.000 mm

N/A 0.1181 in3.000 mm

N/A 26800 lbf119000 N119.00 kN

N/A 37990 lbf169000 N169.00 kN

N/A

6319LUNC3

N/A 3.7402 in95.000 mm

N/A 7.8740 in200.000 mm

N/A 1.7717 in45.000 mm

N/A 0.1181 in3.000 mm

N/A 26800 lbf119000 N119.00 kN

N/A 37990 lbf169000 N169.00 kN

N/A

6320LUN

N/A 3.9370 in100.000 mm

N/A 8.4646 in215.000 mm

N/A 1.8504 in47.000 mm

N/A 0.1181 in3.000 mm

N/A 31500 lbf141000 N141.00 kN

N/A 43160 lbf192000 N192.00 kN

N/A

6320LUNC3

N/A 3.9370 in100.000 mm

N/A 8.4646 in215.000 mm

N/A 1.8504 in47.000 mm

N/A 0.1181 in3.000 mm

N/A 31500 lbf141000 N141.00 kN

N/A 43160 lbf192000 N192.00 kN

N/A