NTN NN4964
Double Row Cylindrical Roller Bearing
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Cylindrical Roller Bearing
Bore Type
Cylindrical
Material
Hardened Alloy Steel
Cage Material
High Strength, 2 piece, Machined Brass
Limiting Speed - Oil
1400 RPM
Limiting Speed - Grease
1200 RPM
Precision
ISO Class 0
Configuration
Two
Oil Hole
w/o Oil Hole
Radial Internal Clearance
CN
Static Load Rating
2970000 N
Dynamic Load Rating
1240000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
320.000 mm
D
440.000 mm
B
118.000 mm
C
118.000 mm
Ew
411.000 mm
r
3.000 mm
da min
333.000 mm
db min
343.000 mm
Db min
414.000 mm
Db max
427.000 mm
ras max
2.500 mm
