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ITEM NUMBER
7221BL1G
Single Angular Contact Ball Bearing - Open Type
d105,000 mmBore
D190,000 mmOutside diameter
B36,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for 7221BL1G
Units
Technical Specifications
- Type
- Angular Contact Ball Bearing
- Bore Type
- Round
- Material
- High Carbon Chrome Steel
- Cage Type
- Machined
- Cage Material
- Brass
- Ball Material
- Steel
- Limiting Speed - Oil
- 4300 RPM
- Limiting Speed - Grease
- 3200 RPM
- Precision
- ISO Class 0
- Configuration
- One
- Radial Internal Clearance
- CN
- Static Load Rating
- 129000 N 29000 lbf
- Dynamic Load Rating
- 142000 N 31923 lbf
- Enclosure
- Open
- Weight
- 4.350 kg 9.592 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 105.000 mm 4.1340 in
- D
- 190.000 mm 7.4803 in
- B
- 36.000 mm 1.4173 in
- r
- 2.100 mm 0.0827 in
- r1
- 1.100 mm 0.0433 in
- Contact Angle
- 40 º
- a (Load Center)
- 80.000 mm 3.1496 in
- da min
- 117.000 mm 4.6063 in
- db min
- 112.000 mm 4.4094 in
- Da max
- 178.000 mm 7.0079 in
- Db max
- 183.000 mm 7.2047 in
- ras max
- 2.000 mm 0.0787 in
- r1as max
- 1.000 mm 0.0394 in
- Double Row Width
- 72.000 mm 2.8346 in
- Triple Row Width
- 108.000 mm 4.2520 in
- Quadruple Row Width
- 144.000 mm 5.6693 in
DOCUMENTS & SUPPORT
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