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ITEM NUMBER
NA4960
Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series
d300,000 mmBore
D420,000 mmOutside diameter
B118,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for NA4960
Units
Technical Specifications
- Type
- Needle Roller Bearing
- Bore Type
- Round
- Material
- High Carbon Chrome Steel
- Cage Material
- Steel
- Limiting Speed - Oil
- 1200 RPM
- Limiting Speed - Grease
- 800 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
- 2640000 N 595000 lbf
- Dynamic Load Rating
- 1080000 N 243000 lbf
- Weight
- 42.500 kg 93.696 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 300.000 mm 11.8110 in
- D
- 420.000 mm 16.5354 in
- F
- 340.000 mm 13.3858 in
- B
- 118.000 mm 4.6457 in
- r
- 3.000 mm 0.1181 in
- s
- 2.000 mm 0.0787 in
- da min
- 313.000 mm 12.3228 in
- Da max
- 407.000 mm 16.0236 in
- ras max
- 2.500 mm 0.0984 in
DOCUMENTS & SUPPORT
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