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ITEM NUMBER
NA4930
Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series
d150,000 mmBore
D210,000 mmOutside diameter
B60,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for NA4930
Units
Technical Specifications
- Type
- Needle Roller Bearing
- Bore Type
- Round
- Material
- High Carbon Chrome Steel
- Cage Material
- Steel
- Limiting Speed - Oil
- 2400.0 RPM
- Limiting Speed - Grease
- 1600 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
- 610000 N 137000 lbf
- Dynamic Load Rating
- 261000 N 58500 lbf
- Weight
- 5.330 kg 11.751 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 150.000 mm 5.9055 in
- D
- 210.000 mm 8.2677 in
- F
- 170.000 mm 6.6929 in
- B
- 60.000 mm 2.3622 in
- r
- 2.000 mm 0.0787 in
- s
- 1.500 mm 0.0591 in
- da min
- 159.000 mm 6.2598 in
- Da max
- 201.000 mm 7.9134 in
- ras max
- 2.000 mm 0.0787 in
DOCUMENTS & SUPPORT
QUICK SUPPORT
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