Item # 45285A/45220, Tapered Roller Set - Inch Series and J Series On NTN Bearing Corp. of America

Bearing Finder
Customizable search tool featuring exhaustive data sets, comprehensive part
interchanges and interactive CAD drawings

CAD (0) ▾

Request Information Add CAD Drawing to Cart Buy it now

Unit of Measure

Order Now | Technical Specifications | Dimensional Specifications

Order Now

Ordering Options

Find a Distributor

Contact NTN Customer Support Specialist

Order through NTN DOL (Authorized Distributors Only)

Technical Specifications

Type	N/A Tapered Roller Bearing
Bore Type	N/A Round
Material	N/A Case Carburized Steel
Style	N/A Cone & Cup
Precision Rating	N/A Class 4
Cone Number	N/A 45285A
Cup Number	N/A 45220
Configuration	N/A One
Lubrication	N/A w/o Oil Hole
e (Axial Load Factor)	N/A 0.33
Y2 (Axial Load Factor)	N/A 1.80
Static Load Rating	N/A 42500 lbf188000 N188.00 kN
Dynamic Load Rating	N/A 31500 lbf139000 N139.00 kN
Enclosure	N/A Open
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image Tapered Roller Set - Inch Series and J Series - Dimensions
B	N/A 2.0000 in50.800 mm
D	N/A 4.1250 in104.775 mm
Wo	N/A 0.9375 in23.813 mm
Wi	N/A 1.2188 in30.958 mm
W	N/A 1.1875 in30.162 mm
r	N/A 0.1300 in3.300 mm
R	N/A 0.09 in2.3 mm
a (Effective Load Center)	N/A -0.3200 in-8.100 mm
U	N/A 2.48 in63.0 mm
V	N/A 2.32 in59.0 mm
X	N/A 3.90 in99.0 mm
Z	N/A 3.66 in93.0 mm