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

1R100X110X30 N/A 3.9370 in100.000 mm N/A 4.3307 in110.000 mm N/A 1.1811 in30.000 mm N/A 0.0433 in1.100 mm
1R100X110X40 N/A 3.9370 in100.000 mm N/A 4.3307 in110.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm
1R100X115X32 N/A 3.9370 in100.000 mm N/A 4.5276 in115.000 mm N/A 1.2598 in32.000 mm N/A 0.0433 in1.100 mm
1R100X115X40 N/A 3.9370 in100.000 mm N/A 4.5276 in115.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm
1R100X115X54 N/A 3.9370 in100.000 mm N/A 4.5276 in115.000 mm N/A 2.1260 in54.000 mm N/A 0.0433 in1.100 mm
1R10X13X12.5 N/A 0.3937 in10.000 mm N/A 0.5118 in13.000 mm N/A 0.4921 in12.500 mm N/A 0.0118 in0.300 mm
1R10X14X12 N/A 0.3937 in10.000 mm N/A 0.5512 in14.000 mm N/A 0.4724 in12.000 mm N/A 0.0118 in0.300 mm
1R10X14X13 N/A 0.3937 in10.000 mm N/A 0.5512 in14.000 mm N/A 0.5118 in13.000 mm N/A 0.0118 in0.300 mm
1R10X14X14D N/A 0.3937 in10.000 mm N/A 0.5512 in14.000 mm N/A 0.5512 in14.000 mm N/A 0.0118 in0.300 mm
1R10X14X16 N/A 0.3937 in10.000 mm N/A 0.5512 in14.000 mm N/A 0.6299 in16.000 mm N/A 0.0118 in0.300 mm
1R10X14X20 N/A 0.3937 in10.000 mm N/A 0.5512 in14.000 mm N/A 0.7874 in20.000 mm N/A 0.0118 in0.300 mm
1R10X15X15.5 N/A 0.3937 in10.000 mm N/A 0.5906 in15.000 mm N/A 0.6102 in15.500 mm N/A 0.0118 in0.300 mm
1R10X15X20.5 N/A 0.3937 in10.000 mm N/A 0.5906 in15.000 mm N/A 0.8071 in20.500 mm N/A 0.0118 in0.300 mm
1R10X16X16 N/A 0.3937 in10.000 mm N/A 0.6299 in16.000 mm N/A 0.6299 in16.000 mm N/A 0.0118 in0.300 mm
1R110X120X30 N/A 4.3307 in110.000 mm N/A 4.7244 in120.000 mm N/A 1.1811 in30.000 mm N/A 0.0394 in1.000 mm
1R110X120X40 N/A 4.3307 in110.000 mm N/A 4.7244 in120.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm
1R110X125X40 N/A 4.3307 in110.000 mm N/A 4.9213 in125.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm
1R110X125X54 N/A 4.3307 in110.000 mm N/A 4.9213 in125.000 mm N/A 2.1260 in54.000 mm N/A 0.0433 in1.100 mm
1R120X130X30 N/A 4.7244 in120.000 mm N/A 5.1181 in130.000 mm N/A 1.1811 in30.000 mm N/A 0.0394 in1.000 mm
1R120X130X40 N/A 4.7244 in120.000 mm N/A 5.1181 in130.000 mm N/A 1.5748 in40.000 mm N/A 0.0433 in1.100 mm
1R120X135X40 N/A 4.7244 in120.000 mm N/A 5.3150 in135.000 mm N/A 1.5748 in40.000 mm N/A 0.0787 in2.000 mm
1R120X135X45 N/A 4.7244 in120.000 mm N/A 5.3150 in135.000 mm N/A 1.7717 in45.000 mm N/A 0.0433 in1.100 mm
1R120X135X60 N/A 4.7244 in120.000 mm N/A 5.3150 in135.000 mm N/A 2.3622 in60.000 mm N/A 0.0433 in1.100 mm
1R12X15X12 N/A 0.4724 in12.000 mm N/A 0.5906 in15.000 mm N/A 0.4724 in12.000 mm N/A 0.0118 in0.300 mm
1R12X15X12.5 N/A 0.4724 in12.000 mm N/A 0.5906 in15.000 mm N/A 0.4921 in12.500 mm N/A 0.0118 in0.300 mm
Unit of Measure
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