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 Ball Screw Support Bearing

Bore Type

 N/A Round

Material

 N/A High Carbon Chrome Steel

Cage Type

 N/A Molded

Cage Material

 N/A Resin

Seal Type

 N/A Light Contact

Seal Material

 N/A Nitrile Rubber

Configuration

 N/A Four

Static Load Rating

 N/A 87500 lbf390000 N390.00 kN

Dynamic Load Rating

 N/A 28300 lbf126000 N126.00 kN

Enclosure

 N/A Double Sealed

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Quadruple-Row Angular Contact Thrust Ball Bearing for Ball Screws - DFTT Arrangement, Double Sealed, Three Rows Bear Axial Load - Dimensions

d

 N/A 1.5748 in40.000 mm

D

 N/A 3.5433 in90.000 mm

B

 N/A 0.7874 in20.000 mm

4B

 N/A 3.1496 in80.000 mm

d1

 N/A 2.5512 in64.800 mm

d2

 N/A 2.3268 in59.100 mm

D1

 N/A 2.9606 in75.200 mm

D2

 N/A 3.2126 in81.600 mm

r

 N/A 0.0394 in1.000 mm

r1

 N/A 0.0236 in0.600 mm

Contact Angle

 N/A 60 º