NTN NNU4956
Double Row Cylindrical Roller Bearing
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Cylindrical Roller Bearing
Bore Type
Cylindrical
Material
Hardened Alloy Steel
Cage Material
High Strength, 2 piece, Machined Brass
Limiting Speed - Oil
1700 RPM
Limiting Speed - Grease
1400 RPM
Precision
ISO Class 0
Configuration
Two
Tolerance
ISO Class 0 (RBEC 1)
Oil Hole
w/o Oil Hole
Radial Internal Clearance
CN
Static Load Rating
2200000 N
Dynamic Load Rating
925000 N
Enclosure
Open
Weight
33.100 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
280.000 mm
D
380.000 mm
B
100.000 mm
C
100.000 mm
Fw
312.000 mm
r
2.100 mm
da min
291.000 mm
db min
299.000 mm
Da max
369.000 mm
Db min
359.000 mm
Db max
369.000 mm
ras max
2.000 mm
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