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Needle roller bearing
RNAO70X90X30-XL Needle Roller Bearings
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Domax
®
Precision rolling bearings
Main Dimensions & Performance Data
Fw
70 mm
D
90 mm
C
30 mm
Cr
68000 N
Cor
135000 N
Cur
23600 N
Reference speed
4250 rpm
Limiting speed
6600 rpm
Mounting dimensions
E
78 mm
Outer ring raceway diameter
Db
71 mm
Axial Guide NK / Housing Shoulder Diameter
r min
1 mm
Minimum chamfer size
db
77.2 mm
Axial guide NK/shaft shoulder diameter
Da
78.8 mm
Outer ring shoulder diameter
ra max
1 mm
Maximum pocket radius
Temperature range
T min
-30 °C
Minimum operating temperature
T max
120 °C
Maximum operating temperature