NTN RNA4972
Machined-Ring Needle Roller Bearings w/o Inner Ring
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Needle Roller Bearing
Roller Type
Needle
Configuration
One
Material
High Carbon Chrome Steel
Cage Material
Steel
Limiting Speed - Oil
1000 RPM
Limiting Speed - Grease
650 RPM
Precision
ISO Class 0
Enclosure
Open
Static Load Rating
3200000 N
Dynamic Load Rating
1200000 N
Weight
28.200 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
Fw
480.000 mm
Fw Tolerance
0.108/0.068 mm
D
480.000 mm
C
118.000 mm
r
3.000 mm
Da max
467.000 mm
ras max
2.500 mm
