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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Inner Ring
Inner Ring - Dimensions
Unit of Measure
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Item #

d

F

B

r

1R150X165X32 N/A 5.9055 in150.000 mm N/A 6.4961 in165.000 mm N/A 1.2598 in32.000 mm N/A 0.0591 in1.500 mm
1R150X165X40 N/A 5.9055 in150.000 mm N/A 6.4961 in165.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm
1R150X165X42 N/A 5.9055 in150.000 mm N/A 6.4961 in165.000 mm N/A 1.6535 in42.000 mm N/A 0.0591 in1.500 mm
1R150X170X52 N/A 5.9055 in150.000 mm N/A 6.6929 in170.000 mm N/A 2.0472 in52.000 mm N/A 0.0787 in2.000 mm
1R150X170X60 N/A 5.9055 in150.000 mm N/A 6.6929 in170.000 mm N/A 2.3622 in60.000 mm N/A 0.0787 in2.000 mm
1R15X18X12.5 N/A 0.5906 in15.000 mm N/A 0.7087 in18.000 mm N/A 0.4921 in12.500 mm N/A 0.0118 in0.300 mm
1R15X18X16.5 N/A 0.5906 in15.000 mm N/A 0.7087 in18.000 mm N/A 0.6496 in16.500 mm N/A 0.0118 in0.300 mm
1R15X18X17.5 N/A 0.5906 in15.000 mm N/A 0.7087 in18.000 mm N/A 0.6890 in17.500 mm N/A 0.0118 in0.300 mm
1R15X18X20.5 N/A 0.5906 in15.000 mm N/A 0.7087 in18.000 mm N/A 0.8071 in20.500 mm N/A 0.0118 in0.300 mm
1R15X18X25.5 N/A 0.5906 in15.000 mm N/A 0.7087 in18.000 mm N/A 1.0039 in25.500 mm N/A 0.0118 in0.300 mm
1R15X19X16 N/A 0.5906 in15.000 mm N/A 0.7480 in19.000 mm N/A 0.6299 in16.000 mm N/A 0.0118 in0.300 mm
1R15X19X20 N/A 0.5906 in15.000 mm N/A 0.7480 in19.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm
1R15X20X12 N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 0.4724 in12.000 mm N/A 0.0118 in0.300 mm
1R15X20X13 N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 0.5118 in13.000 mm N/A 0.0118 in0.300 mm
1R15X20X14D N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 0.5512 in14.000 mm N/A 0.0118 in0.300 mm
1R15X20X18 N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 0.7087 in18.000 mm N/A 0.0118 in0.300 mm
1R15X20X20.5 N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 0.8071 in20.500 mm N/A 0.0118 in0.300 mm
1R15X20X23 N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 0.9055 in23.000 mm N/A 0.0118 in0.300 mm
1R15X20X26 N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 1.0236 in26.000 mm N/A 0.0118 in0.300 mm
1R15X20X30.5 N/A 0.5906 in15.000 mm N/A 0.7874 in20.000 mm N/A 1.2008 in30.500 mm N/A 0.0118 in0.300 mm
1R15X22X20 N/A 0.5906 in15.000 mm N/A 0.8661 in22.000 mm N/A 0.7874 in20.000 mm N/A 0.0236 in0.600 mm
1R160X175X40 N/A 6.2992 in160.000 mm N/A 6.8898 in175.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm
1R160X180X60 N/A 6.2992 in160.000 mm N/A 7.0866 in180.000 mm N/A 2.3622 in60.000 mm N/A 0.0787 in2.000 mm
1R170X185X45 N/A 6.6929 in170.000 mm N/A 7.2835 in185.000 mm N/A 1.7717 in45.000 mm N/A 0.0433 in1.100 mm
1R170X190X60 N/A 6.6929 in170.000 mm N/A 7.4803 in190.000 mm N/A 2.3622 in60.000 mm N/A 0.0787 in2.000 mm
Unit of Measure
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