NTN NA4912S
Clearance-Adjustable Needle Roller Bearings w/ Inner Ring
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Clearance-Adjustable Needle Roller Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Material
Steel
Limiting Speed - Oil
6000 RPM
Limiting Speed - Grease
4000 RPM
Precision
ISO Class 0
Configuration
One
Enclosure
Open
Bearing Design
w/ Inner Ring
Oil Hole
w/ Oil Hole
Radial Internal Clearance
CN
Static Load Rating
69000 N
Dynamic Load Rating
34000 N
Weight
0.410 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
60.000 mm
D
85.000 mm
F
68.000 mm
B
25.000 mm
r
1.000 mm
da min
65.000 mm
Da max
75.000 mm
ras max
1.000 mm
