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ITEM NUMBER
NA5909
Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series
d45,000 mmBore
D68,000 mmOutside diameter
B30,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for NA5909
Units
Technical Specifications
- Type
- Needle Roller Bearing
- Bore Type
- Round
- Material
- High Carbon Chrome Steel
- Cage Material
- Steel
- Limiting Speed - Oil
- 7500 RPM
- Limiting Speed - Grease
- 5000 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
- 101000 N 22706 lbf
- Dynamic Load Rating
- 56000 N 12589 lbf
- Weight
- 0.400 kg 0.873 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 45.000 mm 1.7720 in
- D
- 68.000 mm 2.6772 in
- F
- 52.000 mm 2.0472 in
- B
- 30.000 mm 1.1811 in
- r
- 0.600 mm 0.0236 in
- s
- 1.000 mm 0.0394 in
- da min
- 49.000 mm 1.9291 in
- Da max
- 64.000 mm 2.5197 in
- ras max
- 0.600 mm 0.0236 in
DOCUMENTS & SUPPORT
QUICK SUPPORT
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