Back

NA4828 - NTN

NA4828

Needle roller bearing, machined-rings, with inner ring, double-side ribs

Downloads

3D file

Technical datasheet

PLEASE LOGIN to add products to your basket
Contact us
Specs

PRODUCT DEFINITION

d - Internal diameter 140 mm
D - External diameter 175 mm
C - Width of bearing, drawn cup or outer ring 35 mm
F - Under roller diameter 155 mm
rs - Min fillet radius 1,1 mm
s - Max axial offset 1 mm
Lubrication hole on outer ring Yes
k - Hole diameter 3,5 mm
Lubrication hole on inner ring No
Radial clearance class CN
Precision class P0
Mass 1,82 kg
Brand NTN
Product classification image

PRODUCT PERFORMANCE

Cr - Dynamic load rating 121 kN
C0r - Static load rating 315 kN
Nlim - Grease lubrication limit speed 1700 tr/min
Nlim - Oil lubrication limit speed 2600 tr/min
Tmin - Min operating temperature -20 °C
Tmax - Max operating temperature 120 °C

ABUTMENT

da min - Min shoulder diameter IR 146,5 mm
Da max - Max shoulder diameter OR 168,5 mm
ras max - Max shaft & housing fillet radius 1 mm