NTN HTA056ADB
Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type
(BRAND)：NTN
(Availability)：In Stock
Technical Specifications
Type
Main Spindle Bearing
Bore Type
Round
Material
High Carbon Chrome Steel
Cage Type
Machined
Cage Material
Brass
Ball Material
Steel
Limiting Speed - Oil
3600 RPM
Limiting Speed - Grease
2900 RPM
Configuration
Two
Static Load Rating
1110000 N
Dynamic Load Rating
315000 N
Enclosure
Open
Operating Temperature Range
-40 to 120 ºC
Dimensional Specifications
d
280.000 mm
D
420.000 mm
B
61.500 mm
2B
123.000 mm
d1
334.600 mm
D2
380.200 mm
r
4.000 mm
r1
1.500 mm
Contact Angle
30 º
2a
264.600 mm
da min
303.000 mm
Db max
408.000 mm
ras max
3 mm
r1as max
1.500 mm
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