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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    The rollers in the NN type bearing are guided by the ribs of the inner ring.
Unit of Measure

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Ordering Options

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Technical Specifications

Type

 N/A Cylindrical Roller Bearing

Bore Type

 N/A Round

Material

 N/A Hardened Alloy Steel

Limiting Speed - Grease

 N/A 380 RPM

Precision

 N/A ISO Class 0

Configuration

 N/A Two

Oil Hole

 N/A w/o Oil Hole

Radial Internal Clearance

 N/A CN

Static Load Rating

 N/A 1010000 lbf4500000 N4500.00 kN

Dynamic Load Rating

 N/A 480000 lbf2130000 N2130.00 kN

Enclosure

 N/A Double Shielded

Weight

 N/A 197.005 lb89.360 kg

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Row Cylindrical Roller Bearing for Sheaves w/ Snap Rings - Dimensions

d

 N/A 10.2362 in260.000 mm

D

 N/A 15.7480 in400.000 mm

B

 N/A 7.4803 in190.000 mm

C

 N/A 7.4409 in189.000 mm

D2

 N/A 16.3780 in416.000 mm

f

 N/A 0.2756 in7.000 mm

p

 N/A 5.7874 in147.000 mm

J

 N/A 12.4213 in315.500 mm

Cf

 N/A 6.0630 in154.000 mm

Cf1

 N/A 6.0630 in154.000 mm

S

 N/A 0.6890 in17.500 mm

E1

 N/A 17.5197 in445.000 mm

t

 N/A 0.1181 in3.000 mm

Angle of Chamfer

 N/A 30 º

r

 N/A 0.0984 in2.500 mm

da min

 N/A 10.6299 in270.000 mm