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ITEM NUMBER
NA4910S
Clearance-Adjustable Needle Roller Bearing w/ Inner Ring
d50,000 mmBore
D72,000 mmOutside diameter
B22,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for NA4910S
Units
Technical Specifications
- Type
- Clearance-Adjustable Needle Roller Bearing
- Bore Type
- Round
- Material
- High Carbon Chrome Steel
- Cage Material
- Steel
- Limiting Speed - Oil
- 7000 RPM
- Limiting Speed - Grease
- 4700.0 RPM
- Precision
- ISO Class 0
- Configuration
- One
- Enclosure
- Open
- Bearing Design
- w/ Inner Ring
- Oil Hole
- w/ Oil Hole
- Radial Internal Clearance
- CN
- Static Load Rating
- 49000 N 11000 lbf
- Dynamic Load Rating
- 24700 N 5550 lbf
- Weight
- 0.271 kg 0.597 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 50.000 mm 1.9685 in
- D
- 72.000 mm 2.8346 in
- F
- 58.000 mm 2.2835 in
- B
- 22.000 mm 0.8661 in
- r
- 0.600 mm 0.0236 in
- da min
- 54.000 mm 2.1260 in
- Da max
- 64.000 mm 2.5197 in
- ras max
- 0.600 mm 0.0236 in
DOCUMENTS & SUPPORT
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