Machined-Ring Needle Roller Bearings w/o 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 #	Fw	D	C	r	Static Load Rating	Dynamic Load Rating
NK54X75X16-1	N/A 2.1260 in54.000 mm	N/A 2.9528 in75.000 mm	N/A 0.6299 in16.000 mm	N/A	N/A	N/A
NK55/25R	N/A 2.1654 in55.000 mm	N/A 2.6772 in68.000 mm	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	N/A 2.1654 in55.000 mm	N/A 2.6772 in68.000 mm	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
NK6/10T2	N/A 0.2362 in6.000 mm	N/A 0.4724 in12.000 mm	N/A 0.3937 in10.000 mm	N/A 0.0059 in0.150 mm	N/A 515 lbf2280 N2.28 kN	N/A 600 lbf2660 N2.66 kN
NK6/12T2	N/A 0.2362 in6.000 mm	N/A 0.4724 in12.000 mm	N/A 0.4724 in12.000 mm	N/A 0.0059 in0.150 mm	N/A 710 lbf3150 N3.15 kN	N/A 765 lbf3400 N3.40 kN
NK60/25R	N/A 2.3622 in60.000 mm	N/A 2.8346 in72.000 mm	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	N/A 2.3622 in60.000 mm	N/A 2.8346 in72.000 mm	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 29200 lbf130000 N130.00 kN	N/A 12800 lbf57000 N57.00 kN
NK65/25R	N/A 2.5591 in65.000 mm	N/A 3.0709 in78.000 mm	N/A 0.9843 in25.000 mm	N/A 0.0236 in0.600 mm	N/A 22000 lbf98000 N98.00 kN	N/A 10100 lbf45000 N45.00 kN
NK65/35R	N/A 2.5591 in65.000 mm	N/A 3.0709 in78.000 mm	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 32000 lbf142000 N142.00 kN	N/A 13500 lbf60000 N60.00 kN
NK68/25R	N/A 2.6772 in68.000 mm	N/A 3.2283 in82.000 mm	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	N/A 2.6772 in68.000 mm	N/A 3.2283 in82.000 mm	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
NK7/10T2	N/A 0.2756 in7.000 mm	N/A 0.5512 in14.000 mm	N/A 0.3937 in10.000 mm	N/A 0.0118 in0.300 mm	N/A 530 lbf2350 N2.35 kN	N/A 600 lbf2670 N2.67 kN
NK7/12T2	N/A 0.2756 in7.000 mm	N/A 0.5512 in14.000 mm	N/A 0.4724 in12.000 mm	N/A 0.0118 in0.300 mm	N/A 720 lbf3200 N3.20 kN	N/A 765 lbf3400 N3.40 kN
NK70/25R	N/A 2.7559 in70.000 mm	N/A 3.3465 in85.000 mm	N/A 0.9843 in25.000 mm	N/A 0.0236 in0.600 mm	N/A 20600 lbf91500 N91.50 kN	N/A 10100 lbf45000 N45.00 kN
NK70/35R	N/A 2.7559 in70.000 mm	N/A 3.3465 in85.000 mm	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 32500 lbf144000 N144.00 kN	N/A 14400 lbf64000 N64.00 kN
NK73/25R	N/A 2.8740 in73.000 mm	N/A 3.5433 in90.000 mm	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
NK73/35R	N/A 2.8740 in73.000 mm	N/A 3.5433 in90.000 mm	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
NK75/25R	N/A 2.9528 in75.000 mm	N/A 3.6220 in92.000 mm	N/A 0.9843 in25.000 mm	N/A 0.0236 in0.600 mm	N/A 23400 lbf104000 N104.00 kN	N/A 12400 lbf55000 N55.00 kN
NK75/35R	N/A 2.9528 in75.000 mm	N/A 3.6220 in92.000 mm	N/A 1.3780 in35.000 mm	N/A 0.0236 in0.600 mm	N/A 36500 lbf162000 N162.00 kN	N/A 17500 lbf78000 N78.00 kN
NK8/12T2	N/A 0.3150 in8.000 mm	N/A 0.5906 in15.000 mm	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	N/A 0.3150 in8.000 mm	N/A 0.5906 in15.000 mm	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
NK80/25R	N/A 3.1496 in80.000 mm	N/A 3.7402 in95.000 mm	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	N/A 3.1496 in80.000 mm	N/A 3.7402 in95.000 mm	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	N/A 3.3465 in85.000 mm	N/A 4.1339 in105.000 mm	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	N/A 3.3465 in85.000 mm	N/A 4.1339 in105.000 mm	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

Item #

Fw

D

C

r

Static Load Rating

Dynamic Load Rating

NK54X75X16-1

N/A 2.1260 in54.000 mm

N/A 2.9528 in75.000 mm

N/A 0.6299 in16.000 mm

N/A

NK55/25R

N/A 2.1654 in55.000 mm

N/A 2.6772 in68.000 mm

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

N/A 2.1654 in55.000 mm

N/A 2.6772 in68.000 mm

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

NK6/10T2

N/A 0.2362 in6.000 mm

N/A 0.4724 in12.000 mm

N/A 0.3937 in10.000 mm

N/A 0.0059 in0.150 mm

N/A 515 lbf2280 N2.28 kN

N/A 600 lbf2660 N2.66 kN

NK6/12T2

N/A 0.2362 in6.000 mm

N/A 0.4724 in12.000 mm

N/A 0.0059 in0.150 mm

N/A 710 lbf3150 N3.15 kN

N/A 765 lbf3400 N3.40 kN

NK60/25R

N/A 2.3622 in60.000 mm

N/A 2.8346 in72.000 mm

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

N/A 2.3622 in60.000 mm

N/A 2.8346 in72.000 mm

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 29200 lbf130000 N130.00 kN

N/A 12800 lbf57000 N57.00 kN

NK65/25R

N/A 2.5591 in65.000 mm

N/A 3.0709 in78.000 mm

N/A 0.9843 in25.000 mm

N/A 0.0236 in0.600 mm

N/A 22000 lbf98000 N98.00 kN

N/A 10100 lbf45000 N45.00 kN

NK65/35R

N/A 2.5591 in65.000 mm

N/A 3.0709 in78.000 mm

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 32000 lbf142000 N142.00 kN

N/A 13500 lbf60000 N60.00 kN

NK68/25R

N/A 2.6772 in68.000 mm

N/A 3.2283 in82.000 mm

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

N/A 2.6772 in68.000 mm

N/A 3.2283 in82.000 mm

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

NK7/10T2

N/A 0.2756 in7.000 mm

N/A 0.5512 in14.000 mm

N/A 0.3937 in10.000 mm

N/A 0.0118 in0.300 mm

N/A 530 lbf2350 N2.35 kN

N/A 600 lbf2670 N2.67 kN

NK7/12T2

N/A 0.2756 in7.000 mm

N/A 0.5512 in14.000 mm

N/A 0.4724 in12.000 mm

N/A 0.0118 in0.300 mm

N/A 720 lbf3200 N3.20 kN

N/A 765 lbf3400 N3.40 kN

NK70/25R

N/A 2.7559 in70.000 mm

N/A 3.3465 in85.000 mm

N/A 0.9843 in25.000 mm

N/A 0.0236 in0.600 mm

N/A 20600 lbf91500 N91.50 kN

N/A 10100 lbf45000 N45.00 kN

NK70/35R

N/A 2.7559 in70.000 mm

N/A 3.3465 in85.000 mm

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 32500 lbf144000 N144.00 kN

N/A 14400 lbf64000 N64.00 kN

NK73/25R

N/A 2.8740 in73.000 mm

N/A 3.5433 in90.000 mm

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

NK73/35R

N/A 2.8740 in73.000 mm

N/A 3.5433 in90.000 mm

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

NK75/25R

N/A 2.9528 in75.000 mm

N/A 3.6220 in92.000 mm

N/A 0.9843 in25.000 mm

N/A 0.0236 in0.600 mm

N/A 23400 lbf104000 N104.00 kN

N/A 12400 lbf55000 N55.00 kN

NK75/35R

N/A 2.9528 in75.000 mm

N/A 3.6220 in92.000 mm

N/A 1.3780 in35.000 mm

N/A 0.0236 in0.600 mm

N/A 36500 lbf162000 N162.00 kN

N/A 17500 lbf78000 N78.00 kN

NK8/12T2

N/A 0.3150 in8.000 mm

N/A 0.5906 in15.000 mm

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

N/A 0.3150 in8.000 mm

N/A 0.5906 in15.000 mm

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

NK80/25R

N/A 3.1496 in80.000 mm

N/A 3.7402 in95.000 mm

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

N/A 3.1496 in80.000 mm

N/A 3.7402 in95.000 mm

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

N/A 3.3465 in85.000 mm

N/A 4.1339 in105.000 mm

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

N/A 3.3465 in85.000 mm

N/A 4.1339 in105.000 mm

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