NTN NNU4984K
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
1100 RPM
Limiting Speed - Grease
900 RPM
Taper
1:12
Precision
ISO Class 0
Tolerance
ISO Class 0 (RBEC 1)
Oil Hole
w/o Oil Hole
Radial Internal Clearance
CN
Static Load Rating
4500000 N
Dynamic Load Rating
1740000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
420.000 mm
D
560.000 mm
B
140.000 mm
C
140.000 mm
Fw
465.000 mm
r
4.000 mm
da min
436.000 mm
db min
448.000 mm
Da max
544.000 mm
ras max
3 mm
