NTN NJ311G1
ISO Series Single Row Cylindrical Roller Bearings
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Cylindrical Roller Bearing
Bore Type
Round
Material
Hardened Alloy Steel
Cage Material
High Strength Machined Brass Rivetless w/ square holes
Limiting Speed - Oil
7000 RPM
Limiting Speed - Grease
5900 RPM
Configuration
One
Tolerance
ISO Class 0 (RBEC 1)
Oil Hole
w/o Oil Hole
Radial Internal Clearance
CN
Static Load Rating
111000 N
Dynamic Load Rating
111000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
55.000 mm
D
120.000 mm
B
29.000 mm
Fw
70.500 mm
J
77.200 mm
r
2.000 mm
da min
64.000 mm
db min
64.000 mm
Da max
111.000 mm
Db max
111.000 mm
Db min
107.000 mm
r1as max
2.000 mm
