Item # NA4828, Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 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 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 Needle Roller Bearing
Bore Type	N/A Round
Material	N/A High Carbon Chrome Steel
Cage Material	N/A Steel
Limiting Speed - Oil	N/A 2600 RPM
Limiting Speed - Grease	N/A 1700 RPM
Precision	N/A ISO Class 0
Configuration	N/A One
Enclosure	N/A Open
Bearing Design	N/A w/ Inner Ring
Oil Hole	N/A w/ Oil Hole
Radial Internal Clearance	N/A CN
Static Load Rating	N/A 71000 lbf315000 N315.00 kN
Dynamic Load Rating	N/A 27200 lbf121000 N121.00 kN
Weight	N/A 4.012 lb1.820 kg
Operating Temperature Range	N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Loading zoom Open Image Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series - Dimensions
d	N/A 5.5118 in140.000 mm
D	N/A 6.8898 in175.000 mm
F	N/A 6.1024 in155.000 mm
B	N/A 1.3780 in35.000 mm
r	N/A 0.0433 in1.100 mm
s	N/A 0.0394 in1.000 mm
da min	N/A 5.7677 in146.500 mm
Da max	N/A 6.6339 in168.500 mm
ras max	N/A 0.0394 in1.000 mm