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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Machined-Ring Needle Roller Bearings w/o Inner Ring
Machined-Ring Needle Roller Bearings w/o Inner Ring - Dimensions
Unit of Measure
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Item #

Fw

D

C

r

Static Load Rating

Dynamic Load Rating

NK25/20RP5 N/A 0.9843 in25.000 mm N/A 1.2992 in33.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm N/A 6850 lbf30500 N30.50 kN N/A 4300 lbf19200 N19.20 kN
NK25X33X25 N/A 0.9843 in25.000 mm N/A 1.2992 in33.000 mm N/A 0.9843 in25.000 mm N/A N/A N/A
NK25X33X30PX2 N/A 0.9843 in25.000 mm N/A 1.2992 in33.000 mm N/A 1.1811 in30.000 mm N/A N/A N/A
NK25X45X17.5NR N/A 0.9843 in25.000 mm N/A 1.7717 in45.000 mm N/A 0.6890 in17.500 mm N/A N/A N/A
NK25X45X18.5-2NR N/A 0.9843 in25.000 mm N/A 1.7717 in45.000 mm N/A 0.7283 in18.500 mm N/A N/A N/A
NK26/16R N/A 1.0236 in26.000 mm N/A 1.3386 in34.000 mm N/A 0.6299 in16.000 mm N/A 0.0118 in0.300 mm N/A 5300 lbf23600 N23.60 kN N/A 3500 lbf15600 N15.60 kN
NK26/20R N/A 1.0236 in26.000 mm N/A 1.3386 in34.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm N/A 6850 lbf30500 N30.50 kN N/A 4300 lbf19100 N19.10 kN
NK27X46X21-1 N/A 1.0630 in27.000 mm N/A 1.8110 in46.000 mm N/A 0.9449 in24.000 mm N/A N/A N/A
NK28.8X38.8X9.5PX1 N/A 1.1024 in28.000 mm N/A 1.5276 in38.800 mm N/A 0.3740 in9.500 mm N/A N/A N/A
NK28/20R N/A 1.1024 in28.000 mm N/A 1.4567 in37.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm N/A 7650 lbf34000 N34.00 kN N/A 5000 lbf22300 N22.30 kN
NK28/30R N/A 1.1024 in28.000 mm N/A 1.4567 in37.000 mm N/A 1.1811 in30.000 mm N/A 0.0118 in0.300 mm N/A 10800 lbf48000 N48.00 kN N/A 6000 lbf26700 N26.70 kN
NK28X48X16-2N N/A 1.1024 in28.000 mm N/A 1.8898 in48.000 mm N/A 0.6299 in16.000 mm N/A N/A N/A
NK29/20R N/A 1.1417 in29.000 mm N/A 1.4961 in38.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm N/A 7650 lbf34000 N34.00 kN N/A 5000 lbf22200 N22.20 kN
NK29/30R N/A 1.1417 in29.000 mm N/A 1.4961 in38.000 mm N/A 1.1811 in30.000 mm N/A 0.0118 in0.300 mm N/A 11400 lbf50500 N50.50 kN N/A 6200 lbf27500 N27.50 kN
NK30/20R N/A 1.1811 in30.000 mm N/A 1.5748 in40.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm N/A 7650 lbf34000 N34.00 kN N/A 4950 lbf22100 N22.10 kN
NK30/30R N/A 1.1811 in30.000 mm N/A 1.5748 in40.000 mm N/A 1.1811 in30.000 mm N/A 0.0118 in0.300 mm N/A 12800 lbf57000 N57.00 kN N/A 7400 lbf33000 N33.00 kN
NK30X47X17-6 N/A 1.1811 in30.000 mm N/A 1.8504 in47.000 mm N/A 0.6693 in17.000 mm N/A N/A N/A
NK30X51X17-1 N/A 1.1811 in30.000 mm N/A 2.0079 in51.000 mm N/A 0.6693 in17.000 mm N/A N/A N/A
NK30X55X21-3T2 N/A 1.1811 in30.000 mm N/A 2.1654 in55.000 mm N/A 0.9449 in24.000 mm N/A N/A N/A
NK32/20R N/A 1.2598 in32.000 mm N/A 1.6535 in42.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm N/A 8450 lbf37500 N37.50 kN N/A 5300 lbf23500 N23.50 kN
NK32/30R N/A 1.2598 in32.000 mm N/A 1.6535 in42.000 mm N/A 1.1811 in30.000 mm N/A 0.0118 in0.300 mm N/A 13600 lbf60500 N60.50 kN N/A 7650 lbf34000 N34.00 kN
NK32X63X19-2 N/A 1.2598 in32.000 mm N/A 2.4803 in63.000 mm N/A 0.7480 in19.000 mm N/A N/A N/A
NK33X55X17-6 N/A 1.2992 in33.000 mm N/A 2.1654 in55.000 mm N/A 0.6693 in17.000 mm N/A N/A N/A
NK33X60X20-9 N/A 1.2992 in33.000 mm N/A 2.3622 in60.000 mm N/A 0.7874 in20.000 mm N/A N/A N/A
NK33X60X22 N/A 1.2992 in33.000 mm N/A 2.3622 in60.000 mm N/A 0.8661 in22.000 mm N/A N/A N/A
Unit of Measure
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