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ITEM NUMBER
7008DB
Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement
d40,000 mmBore
D68,000 mmOutside diameter
B15,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for 7008DB
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 - Grease
- 8300 RPM
- Precision
- ISO Class 0
- Configuration
- Two
- Preload
- Normal
- Radial Internal Clearance
- CN
- Static Load Rating
- 29200 N 6564 lbf
- Dynamic Load Rating
- 34000 N 7644 lbf
- Enclosure
- Open
- Weight
- 0.510 kg 1.127 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 40.000 mm 1.5750 in
- D
- 68.000 mm 2.6772 in
- B
- 15.000 mm 0.5906 in
- 2B
- 30.000 mm 1.1811 in
- d1
- 49.700 mm 1.9567 in
- d2
- 47.700 mm 1.8780 in
- D1
- 58.300 mm 2.2953 in
- D2
- 62.500 mm 2.4606 in
- r
- 1.000 mm 0.0394 in
- r1
- 0.600 mm 0.0236 in
- Contact Angle
- 30 º
- da min
- 45.500 mm 1.7913 in
- Da max
- 62.500 mm 2.4606 in
- Db max
- 63.500 mm 2.5000 in
- ras max
- 1.000 mm 0.0394 in
- r1as max
- 0.600 mm 0.0236 in
DOCUMENTS & SUPPORT
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