NTN 71908CGD2/GMP4/1#01
Duplex Angular Contact Ball Bearings
(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
23920 RPM
Limiting Speed - Grease
14950 RPM
Precision
ISO Class 4
Configuration
Two
Preload
Medium
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
40.000 mm
D
62.000 mm
B
12.000 mm
2B
24.000 mm
d1
47.600 mm
d2
45.900 mm
D1
54.400 mm
D2
57.800 mm
r
0.600 mm
r1
0.300 mm
Contact Angle
15 º
da min
44.500 mm
Da max
57.500 mm
Db max
59.500 mm
ras max
0.600 mm
r1as max
0.300 mm
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