NTN RNA4944
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
1600 RPM
Limiting Speed - Grease
1100 RPM
Precision
ISO Class 0
Enclosure
Open
Static Load Rating
1270000 N
Dynamic Load Rating
525000 N
Weight
7.810 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
Fw
245.000 mm
Fw Tolerance
0.079/0.058 mm
D
300.000 mm
C
80.000 mm
r
2.100 mm
Da max
289 mm
ras max
2.000 mm
