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ITEM NUMBER
NA4905L
Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Single Sealed
d25,000 mmBore
D42,000 mmOutside diameter
B18,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for NA4905L
Units
Technical Specifications
- Type
- Needle Roller Bearing
- Bore Type
- Round
- Material
- High Carbon Chrome Steel
- Cage Material
- Steel
- Limiting Speed - Grease
- 6500 RPM
- Precision
- ISO Class 0
- Configuration
- One
- Enclosure
- Single Sealed
- Bearing Design
- w/ Inner Ring
- Oil Hole
- w/ Oil Hole
- Radial Internal Clearance
- CN
- Static Load Rating
- 22600 N 5100 lbf
- Dynamic Load Rating
- 16000 N 3600 lbf
- Weight
- 0.093 kg 0.205 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 25.000 mm 0.9843 in
- D
- 42.000 mm 1.6535 in
- F
- 30.000 mm 1.1811 in
- C
- 17.000 mm 0.6693 in
- B
- 18.000 mm 0.7087 in
- r
- 0.300 mm 0.0118 in
- s
- 0.800 mm 0.0315 in
- da min
- 27.000 mm 1.0630 in
- Da max
- 33.000 mm 1.2992 in
- ras max
- 0.300 mm 0.0118 in
DOCUMENTS & SUPPORT
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