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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Unit of Measure

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Ordering Options

 N/A Contact NTN Customer Relations

Technical Specifications

Type

 N/A Angular Contact Ball Bearing

Bore Type

 N/A Round

Material

 N/A High Carbon Chrome Steel

Cage Type

 N/A Pressed

Cage Material

 N/A Steel

Ball Material

 N/A Steel

Limiting Speed - Oil

 N/A 19000 RPM

Limiting Speed - Grease

 N/A 14000 RPM

Configuration

 N/A Two

Preload

 N/A Heavy

Static Load Rating

 N/A 6450 lbf28800 N28.80 kN

Dynamic Load Rating

 N/A 4550 lbf20200 N20.20 kN

Enclosure

 N/A Open

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement - Dimensions

d

 N/A 0.9843 in25.000 mm

D

 N/A 2.0472 in52.000 mm

B

 N/A 0.5906 in15.000 mm

2B

 N/A 1.1811 in30.000 mm

d1

 N/A 1.3780 in35.000 mm

D1

 N/A 1.6929 in43.000 mm

D2

 N/A 1.8583 in47.200 mm

r

 N/A 0.0394 in1.000 mm

r1

 N/A 0.0236 in0.600 mm

Contact Angle

 N/A 30 º

da min

 N/A 1.2008 in30.500 mm

Db max

 N/A 1.8701 in47.500 mm

ras max

 N/A 0.0394 in1.000 mm

r1as max

 N/A 0.0236 in0.600 mm