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

Order Now

Ordering Options

 N/A

Find a Distributor

Contact NTN Customer Support Specialist

Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type

 N/A Cylindrical Roller Bearing

Bore Type

 N/A Cylindrical

Material

 N/A Hardened Alloy Steel

Cage Material

 N/A High Strength, 2 piece, Machined Brass

Limiting Speed - Oil

 N/A 1500 RPM

Limiting Speed - Grease

 N/A 1200 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 575000 lbf2560000 N2560.00 kN

Dynamic Load Rating

 N/A 299000 lbf1330000 N1330.00 kN

Enclosure

 N/A Open

Weight

 N/A 156.087 lb70.800 kg

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NN - Dimensions

d

 N/A 11.8110 in300.000 mm

D

 N/A 18.1102 in460.000 mm

B

 N/A 4.6457 in118.000 mm

C

 N/A 4.6457 in118.000 mm

Ew

 N/A 16.4567 in418.000 mm

r

 N/A 0.1575 in4.000 mm

da min

 N/A 12.4409 in316.000 mm

db min

 N/A 12.8346 in326.000 mm

Db min

 N/A 16.5748 in421.000 mm

Db max

 N/A 17.4803 in444.000 mm

ras max

 N/A 0.1181 in3 mm