NTN NN4960K
Double Row Cylindrical Roller Bearing
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Cylindrical Roller Bearing
Bore Type
Tapered
Material
Hardened Alloy Steel
Cage Material
High Strength, 2 piece, Machined Brass
Limiting Speed - Oil
1500 RPM
Limiting Speed - Grease
1300 RPM
Taper
1:12
Precision
ISO Class 0
Configuration
Two
Oil Hole
w/o Oil Hole
Radial Internal Clearance
CN
Static Load Rating
2800000 N
Dynamic Load Rating
1200000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
300.000 mm
D
420.000 mm
B
118.000 mm
C
118.000 mm
Ew
391.000 mm
r
3.000 mm
da min
313.000 mm
db min
323.000 mm
Da max
394.000 mm
Db min
394.000 mm
Db max
407.000 mm
ras max
2.500 mm
