Machined-Ring Needle Roller Bearings w/ Inner Ring 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	C	B	r	Static Load Rating	Dynamic Load Rating
NK47/30R+1R42X47X30	N/A 1.6535 in42.000 mm	N/A 2.2441 in57.000 mm	N/A	N/A 1.1811 in30.000 mm	N/A 0.0118 in0.300 mm	N/A 20600 lbf91500 N91.50 kN	N/A 9550 lbf42500 N42.50 kN
NK50/25R+1R45X50X25	N/A 1.7717 in45.000 mm	N/A 2.4409 in62.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0236 in0.600 mm	N/A 16700 lbf74500 N74.50 kN	N/A 8650 lbf38500 N38.50 kN
NK50/35R+1R45X50X35	N/A 1.7717 in45.000 mm	N/A 2.4409 in62.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 23800 lbf106000 N106.00 kN	N/A 11500 lbf51000 N51.00 kN
NK55/25R+1R50X55X25	N/A 1.9685 in50.000 mm	N/A 2.6772 in68.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0236 in0.600 mm	N/A 18400 lbf82000 N82.00 kN	N/A 9200 lbf41000 N41.00 kN
NK55/35R+1R50X55X35	N/A 1.9685 in50.000 mm	N/A 2.6772 in68.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 26500 lbf118000 N118.00 kN	N/A 12100 lbf54000 N54.00 kN
NK60/25R+1R55X60X25	N/A 2.1654 in55.000 mm	N/A 2.8346 in72.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0236 in0.600 mm	N/A 19100 lbf85000 N85.00 kN	N/A 9200 lbf41000 N41.00 kN
NK60/35R+1R55X60X35	N/A 2.1654 in55.000 mm	N/A 2.8346 in72.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 22400 lbf99500 N99.50 kN	N/A 13200 lbf58500 N58.50 kN
NK68/25R+1R60X68X25	N/A 2.3622 in60.000 mm	N/A 3.2283 in82.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0394 in1.000 mm	N/A 20000 lbf89000 N89.00 kN	N/A 10000 lbf44500 N44.50 kN
NK68/35R+1R60X68X35	N/A 2.3622 in60.000 mm	N/A 3.2283 in82.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 31500 lbf139000 N139.00 kN	N/A 14200 lbf63000 N63.00 kN
NK73/25R+1R65X73X25	N/A 2.5591 in65.000 mm	N/A 3.5433 in90.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0236 in0.600 mm	N/A 22500 lbf100000 N100.00 kN	N/A 12100 lbf54000 N54.00 kN
NK73/305R+1R65X73X35	N/A 2.5591 in65.000 mm	N/A 3.5433 in90.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 35000 lbf156000 N156.00 kN	N/A 17200 lbf76500 N76.50 kN
NK8/12T2+1R5X8X12	N/A 0.1969 in5.000 mm	N/A 0.5906 in15.000 mm	N/A	N/A 0.4724 in12.000 mm	N/A 0.0118 in0.300 mm	N/A 920 lbf4100 N4.10 kN	N/A 900 lbf4000 N4.00 kN
NK8/16T2+1R5X8X16	N/A 0.1969 in5.000 mm	N/A 0.5906 in15.000 mm	N/A	N/A 0.6299 in16.000 mm	N/A 0.0118 in0.300 mm	N/A 1170 lbf5200 N5.20 kN	N/A 1090 lbf4850 N4.85 kN
NK80/25R+1R70X80X25	N/A 2.7559 in70.000 mm	N/A 3.7402 in95.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0394 in1.000 mm	N/A 26800 lbf119000 N119.00 kN	N/A 12800 lbf57000 N57.00 kN
NK80/35R+1R70X80X35	N/A 2.7559 in70.000 mm	N/A 3.7402 in95.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0394 in1.000 mm	N/A 41500 lbf184000 N184.00 kN	N/A 17900 lbf79500 N79.50 kN
NK85/25R+1R75X85X25	N/A 2.9528 in75.000 mm	N/A 4.1339 in105.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0394 in1.000 mm	N/A 27700 lbf123000 N123.00 kN	N/A 15800 lbf70500 N70.50 kN
NK85/35R+1R75X85X35	N/A 2.9528 in75.000 mm	N/A 4.1339 in105.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0394 in1.000 mm	N/A 43500 lbf193000 N193.00 kN	N/A 22500 lbf100000 N100.00 kN
NK9/12T2+1R6X9X12	N/A 0.2362 in6.000 mm	N/A 0.6299 in16.000 mm	N/A	N/A 0.4724 in12.000 mm	N/A 0.0118 in0.300 mm	N/A 1120 lbf5000 N5.00 kN	N/A 1020 lbf4550 N4.55 kN
NK9/16T2+1R6X9X16	N/A 0.2362 in6.000 mm	N/A 0.6299 in16.000 mm	N/A	N/A 0.6299 in16.000 mm	N/A 0.0118 in0.300 mm	N/A 1440 lbf6400 N6.40 kN	N/A 1240 lbf5500 N5.50 kN
NK90/25R+1R80X90X25	N/A 3.1496 in80.000 mm	N/A 4.3307 in110.000 mm	N/A	N/A 0.9843 in25.000 mm	N/A 0.0394 in1.000 mm	N/A 28800 lbf128000 N128.00 kN	N/A 16100 lbf71500 N71.50 kN
NK90/35R+1R80X90X35	N/A 3.1496 in80.000 mm	N/A 4.3307 in110.000 mm	N/A	N/A 1.3780 in35.000 mm	N/A 0.0394 in1.000 mm	N/A 47000 lbf208000 N208.00 kN	N/A 23400 lbf104000 N104.00 kN
NK95/26R+1R85X95X26	N/A 3.3465 in85.000 mm	N/A 4.5276 in115.000 mm	N/A	N/A 1.0236 in26.000 mm	N/A 0.0394 in1.000 mm	N/A 31000 lbf137000 N137.00 kN	N/A 16700 lbf74500 N74.50 kN
NK95/36R+1R85X95X36	N/A 3.3465 in85.000 mm	N/A 4.5276 in115.000 mm	N/A	N/A 1.4173 in36.000 mm	N/A 0.0394 in1.000 mm	N/A 50000 lbf223000 N223.00 kN	N/A 24300 lbf108000 N108.00 kN
NKS10+1R6X10X13	N/A 0.2362 in6.000 mm	N/A 0.7480 in19.000 mm	N/A	N/A 0.5118 in13.000 mm	N/A 0.0118 in0.300 mm	N/A 1230 lbf5450 N5.45 kN	N/A 1240 lbf5500 N5.50 kN
NKS100+1R85X100X32	N/A 3.3465 in85.000 mm	N/A 4.7244 in120.000 mm	N/A	N/A 1.2598 in32.000 mm	N/A 0.0433 in1.100 mm	N/A 34500 lbf153000 N153.00 kN	N/A 13700 lbf61000 N61.00 kN

Item #

d

D

C

B

r

Static Load Rating

Dynamic Load Rating

NK47/30R+1R42X47X30

N/A 1.6535 in42.000 mm

N/A 2.2441 in57.000 mm

N/A

N/A 1.1811 in30.000 mm

N/A 0.0118 in0.300 mm

N/A 20600 lbf91500 N91.50 kN

N/A 9550 lbf42500 N42.50 kN

NK50/25R+1R45X50X25

N/A 1.7717 in45.000 mm

N/A 2.4409 in62.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0236 in0.600 mm

N/A 16700 lbf74500 N74.50 kN

N/A 8650 lbf38500 N38.50 kN

NK50/35R+1R45X50X35

N/A 1.7717 in45.000 mm

N/A 2.4409 in62.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 23800 lbf106000 N106.00 kN

N/A 11500 lbf51000 N51.00 kN

NK55/25R+1R50X55X25

N/A 1.9685 in50.000 mm

N/A 2.6772 in68.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0236 in0.600 mm

N/A 18400 lbf82000 N82.00 kN

N/A 9200 lbf41000 N41.00 kN

NK55/35R+1R50X55X35

N/A 1.9685 in50.000 mm

N/A 2.6772 in68.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 26500 lbf118000 N118.00 kN

N/A 12100 lbf54000 N54.00 kN

NK60/25R+1R55X60X25

N/A 2.1654 in55.000 mm

N/A 2.8346 in72.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0236 in0.600 mm

N/A 19100 lbf85000 N85.00 kN

N/A 9200 lbf41000 N41.00 kN

NK60/35R+1R55X60X35

N/A 2.1654 in55.000 mm

N/A 2.8346 in72.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 22400 lbf99500 N99.50 kN

N/A 13200 lbf58500 N58.50 kN

NK68/25R+1R60X68X25

N/A 2.3622 in60.000 mm

N/A 3.2283 in82.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0394 in1.000 mm

N/A 20000 lbf89000 N89.00 kN

N/A 10000 lbf44500 N44.50 kN

NK68/35R+1R60X68X35

N/A 2.3622 in60.000 mm

N/A 3.2283 in82.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 31500 lbf139000 N139.00 kN

N/A 14200 lbf63000 N63.00 kN

NK73/25R+1R65X73X25

N/A 2.5591 in65.000 mm

N/A 3.5433 in90.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0236 in0.600 mm

N/A 22500 lbf100000 N100.00 kN

N/A 12100 lbf54000 N54.00 kN

NK73/305R+1R65X73X35

N/A 2.5591 in65.000 mm

N/A 3.5433 in90.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 35000 lbf156000 N156.00 kN

N/A 17200 lbf76500 N76.50 kN

NK8/12T2+1R5X8X12

N/A 0.1969 in5.000 mm

N/A 0.5906 in15.000 mm

N/A

N/A 0.4724 in12.000 mm

N/A 0.0118 in0.300 mm

N/A 920 lbf4100 N4.10 kN

N/A 900 lbf4000 N4.00 kN

NK8/16T2+1R5X8X16

N/A 0.1969 in5.000 mm

N/A 0.5906 in15.000 mm

N/A

N/A 0.6299 in16.000 mm

N/A 0.0118 in0.300 mm

N/A 1170 lbf5200 N5.20 kN

N/A 1090 lbf4850 N4.85 kN

NK80/25R+1R70X80X25

N/A 2.7559 in70.000 mm

N/A 3.7402 in95.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0394 in1.000 mm

N/A 26800 lbf119000 N119.00 kN

N/A 12800 lbf57000 N57.00 kN

NK80/35R+1R70X80X35

N/A 2.7559 in70.000 mm

N/A 3.7402 in95.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0394 in1.000 mm

N/A 41500 lbf184000 N184.00 kN

N/A 17900 lbf79500 N79.50 kN

NK85/25R+1R75X85X25

N/A 2.9528 in75.000 mm

N/A 4.1339 in105.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0394 in1.000 mm

N/A 27700 lbf123000 N123.00 kN

N/A 15800 lbf70500 N70.50 kN

NK85/35R+1R75X85X35

N/A 2.9528 in75.000 mm

N/A 4.1339 in105.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0394 in1.000 mm

N/A 43500 lbf193000 N193.00 kN

N/A 22500 lbf100000 N100.00 kN

NK9/12T2+1R6X9X12

N/A 0.2362 in6.000 mm

N/A 0.6299 in16.000 mm

N/A

N/A 0.4724 in12.000 mm

N/A 0.0118 in0.300 mm

N/A 1120 lbf5000 N5.00 kN

N/A 1020 lbf4550 N4.55 kN

NK9/16T2+1R6X9X16

N/A 0.2362 in6.000 mm

N/A 0.6299 in16.000 mm

N/A

N/A 0.6299 in16.000 mm

N/A 0.0118 in0.300 mm

N/A 1440 lbf6400 N6.40 kN

N/A 1240 lbf5500 N5.50 kN

NK90/25R+1R80X90X25

N/A 3.1496 in80.000 mm

N/A 4.3307 in110.000 mm

N/A

N/A 0.9843 in25.000 mm

N/A 0.0394 in1.000 mm

N/A 28800 lbf128000 N128.00 kN

N/A 16100 lbf71500 N71.50 kN

NK90/35R+1R80X90X35

N/A 3.1496 in80.000 mm

N/A 4.3307 in110.000 mm

N/A

N/A 1.3780 in35.000 mm

N/A 0.0394 in1.000 mm

N/A 47000 lbf208000 N208.00 kN

N/A 23400 lbf104000 N104.00 kN

NK95/26R+1R85X95X26

N/A 3.3465 in85.000 mm

N/A 4.5276 in115.000 mm

N/A

N/A 1.0236 in26.000 mm

N/A 0.0394 in1.000 mm

N/A 31000 lbf137000 N137.00 kN

N/A 16700 lbf74500 N74.50 kN

NK95/36R+1R85X95X36

N/A 3.3465 in85.000 mm

N/A 4.5276 in115.000 mm

N/A

N/A 1.4173 in36.000 mm

N/A 0.0394 in1.000 mm

N/A 50000 lbf223000 N223.00 kN

N/A 24300 lbf108000 N108.00 kN

NKS10+1R6X10X13

N/A 0.2362 in6.000 mm

N/A 0.7480 in19.000 mm

N/A

N/A 0.5118 in13.000 mm

N/A 0.0118 in0.300 mm

N/A 1230 lbf5450 N5.45 kN

N/A 1240 lbf5500 N5.50 kN

NKS100+1R85X100X32

N/A 3.3465 in85.000 mm

N/A 4.7244 in120.000 mm

N/A

N/A 1.2598 in32.000 mm

N/A 0.0433 in1.100 mm

N/A 34500 lbf153000 N153.00 kN

N/A 13700 lbf61000 N61.00 kN