NTN 7911U
Single Angular Contact Ball Bearings - Ultage Type
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Angular Contact Ball Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Fiber Glass Reinforced
Cage Material
Nylon
Ball Material
Steel
Limiting Speed - Oil
17400 RPM
Limiting Speed - Grease
12700 RPM
Configuration
One
Static Load Rating
16800 N
Dynamic Load Rating
17800 N
Enclosure
Open
Weight
0.180 kg
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
55.000 mm
D
80.000 mm
B
13.000 mm
d1
63.700 mm
d2
61.800 mm
D1
71.400 mm
D2
75.000 mm
r
1.000 mm
r1
0.600 mm
Contact Angle
30 º
a (Load Center)
26.100 mm
da min
60.500 mm
Da max
74.500 mm
Db max
75.500 mm
ras max
1.000 mm
r1as max
0.600 mm
Double Row Width
26.000 mm
Triple Row Width
39.000 mm
Quadruple Row Width
52.000 mm
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