Item # 30311, Tapered Roller Set - Metric Series On NTN Bearing Corp. of America

Bearing Finder

CAD (0) ▾

Search by Specification

Request Information Add to CAD Cart

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
Limiting Speed - Oil	N/A 4400.0 RPM
Limiting Speed - Grease	N/A 3300 RPM
Style	N/A Cone & Cup
Precision Rating	N/A Not Available
Configuration	N/A One
Lubrication	N/A w/o Oil Hole
e (Axial Load Factor)	N/A 0.35
Y2 (Axial Load Factor)	N/A 1.74
Y0 (Axial Load Factor)	N/A 0.96
Static Load Rating	N/A 40241 lbf179000 N179.00 kN
Dynamic Load Rating	N/A 34846 lbf155000 N155.00 kN
Enclosure	N/A Open
Weight	N/A 3.660 lb1.660 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Tapered Roller Set - Metric Series - Dimensions
d	N/A 2.1650 in55.000 mm
D	N/A 4.7244 in120.000 mm
C	N/A 0.9843 in25.000 mm
B	N/A 1.1417 in29.000 mm
a (Effective Load Center)	N/A -0.2756 in-7.000 mm
T	N/A 1.2402 in31.500 mm
r	N/A 0.0800 in2.000 mm
R	N/A 0.10 in2.5 mm
da	N/A 2.64 in67.0 mm
db	N/A 2.80 in71.0 mm
Da	N/A 4.33 in110.0 mm
Da min	N/A 4.09 in104.0 mm
Db	N/A 4.37 in111.0 mm