NTN MR122012
Machined-Ring Needle Roller Bearings w/o Inner Ring
(BRAND)：NTN
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Technical Specifications
Type
Machined-Ring Needle Roller Bearing
Roller Type
Needle
Bearing Type
Needle Roller Bearing
Material
High Carbon Chrome Steel
Cage Material
Steel
Limiting Speed - Oil
21000 RPM
Limiting Speed - Grease
14000 RPM
Enclosure
Open
Static Load Rating
21100 N
Dynamic Load Rating
19500 N
Weight
0.053 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
Fw
19.050 mm
Fw Tolerance
0.033/0.020 mm
D
31.750 mm
C
19.050 mm
r
1.000 mm
Da max
26.500 mm
ras max
1.000 mm
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