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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Needle Roller Bearings
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Inner Ring
> Item # M1-728840
Item # M1-728840, Inner Ring
Unit of Measure
Imperial
Metric
Both
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Technical Specifications
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Dimensional Specifications
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Ordering Options
N/A
Contact NTN Customer Relations
Technical Specifications
Type
N/A
Inner Ring
Bore Type
N/A
Round
Material
N/A
High Carbon Chrome Steel
Tolerance
N/A
ISO Class 0 (RBEC 1)
Weight
N/A
5.688 lb
2.580 kg
Dimensional Specifications
Inner Ring - Dimensions
d
N/A
4.5000 in
114.300 mm
F
N/A
5.5000 in
139.700 mm
B
N/A
2.5150 in
63.880 mm
r
N/A
0.0984 in
2.500 mm
t
N/A
0.0984 in
2.500 mm
da min
N/A
4.8622 in
123.500 mm
ras max
N/A
0.0984 in
2.500 mm