NTN RNA4948
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
1500 RPM
Limiting Speed - Grease
1000 RPM
Precision
ISO Class 0
Enclosure
Open
Static Load Rating
1350000 N
Dynamic Load Rating
540000 N
Weight
8.400 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
Fw
320.000 mm
Fw Tolerance
0.088/0.056 mm
D
320.000 mm
C
80.000 mm
r
2.100 mm
Da max
309.000 mm
ras max
2.000 mm
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