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ITEM NUMBER
7906DB
Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement
d30,000 mmBore
D47,000 mmOutside diameter
B9,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for 7906DB
Units
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
- 15000 RPM
- Limiting Speed - Grease
- 12000 RPM
- Precision
- ISO Class 0
- Configuration
- Two
- Radial Internal Clearance
- CN
- Static Load Rating
- 11500 N 2585 lbf
- Dynamic Load Rating
- 12300 N 2765 lbf
- Enclosure
- Open
- Weight
- 0.100 kg 0.212 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 30.000 mm 1.1810 in
- D
- 47.000 mm 1.8504 in
- B
- 9.000 mm 0.3543 in
- 2B
- 18.000 mm 0.7087 in
- r
- 0.300 mm 0.0118 in
- r1
- 0.150 mm 0.0059 in
- Contact Angle
- 30 º
- da min
- 32.500 mm 1.2795 in
- Da max
- 44.500 mm 1.7520 in
- Db max
- 45.800 mm 1.8031 in
- ras max
- 0.300 mm 0.0118 in
- r1as max
- 0.150 mm 0.0059 in
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