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ITEM NUMBER
NA6911R
Double Row Machined-Ring Needle Roller Bearing, w/ Inner Ring - NA69.R Series
d55,000 mmBore
D80,000 mmOutside diameter
B45,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for NA6911R
Units
Technical Specifications
- Type
- Needle Roller Bearing
- Bore Type
- Round
- Material
- High Carbon Chrome Steel
- Cage Material
- Steel
- Limiting Speed - Oil
- 6500 RPM
- Limiting Speed - Grease
- 4300 RPM
- Precision
- ISO Class 0
- Configuration
- Two
- Enclosure
- Open
- Bearing Design
- w/ Inner Ring
- Oil Hole
- w/ Oil Hole
- Radial Internal Clearance
- CN
- Static Load Rating
- 183000 N 41000 lbf
- Dynamic Load Rating
- 94000 N 21100 lbf
- Weight
- 0.726 kg 1.601 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 55.000 mm 2.1654 in
- D
- 80.000 mm 3.1496 in
- F
- 63.000 mm 2.4803 in
- B
- 45.000 mm 1.7717 in
- r
- 1.000 mm 0.0394 in
- s
- 1.500 mm 0.0591 in
- da min
- 60.000 mm 2.3622 in
- Da max
- 75.000 mm 2.9528 in
- ras max
- 1.000 mm 0.0394 in
DOCUMENTS & SUPPORT
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