Item # 7020DB/GNP5, Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement On NTN Bearing Corp. 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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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 High Strength, 2 piece, Machined
Cage Material	N/A Brass
Ball Material	N/A Steel
Limiting Speed - Oil	N/A 7520 RPM
Limiting Speed - Grease	N/A 5520.0 RPM
Precision	N/A ISO Class 5
Configuration	N/A Two
Preload	N/A Normal
Radial Internal Clearance	N/A Not Applicable
Static Load Rating	N/A 33272 lbf148000 N148.00 kN
Dynamic Load Rating	N/A 25741 lbf114500 N114.50 kN
Enclosure	N/A Open
Weight	N/A 6.483 lb2.940 kg
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 3.9370 in100.000 mm
D	N/A 5.9055 in150.000 mm
B	N/A 0.9449 in24.000 mm
2B	N/A 1.8898 in48.000 mm
d1	N/A 4.6024 in116.900 mm
d2	N/A 4.4488 in113.000 mm
D1	N/A 5.2441 in133.200 mm
D2	N/A 5.5512 in141.000 mm
r	N/A 0.0591 in1.500 mm
r1	N/A 0.0394 in1.000 mm
Contact Angle	N/A 30 º
da min	N/A 4.2717 in108.500 mm
Da max	N/A 5.5709 in141.500 mm
Db max	N/A 5.6890 in144.500 mm
ras max	N/A 0.0591 in1.500 mm
r1as max	N/A 0.0394 in1.000 mm