Bearings
NA 4904 SKF Needle roller bearings

TYPE: Roller bearings, Needle, Single row, With machined rings with flanges, with an inner ring, Metric
Bearing NA 4904 SKF

Dimensions, mm
d
20,000
D
37,000
D1
25,000
B
17,000

Weight, kg

 0,075

Manufacturer:

 SKF

Interchange:
ABC NA 4904
FAG NA 4904(NU 4904)
INA NA 4904
IKO NA 4904
TORRINGTON NA 4904

Calculation data

Basic dynamic load rating, C
21,600 kN
Basic static load rating, Co
28,000 kN
Fatigue load limit, Pu
3,350 kN
Reference speed
15000 r/min
Limiting speed
17000 r/min
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