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ITEM NUMBER
NNU4952
Double Row Cylindrical Roller Bearing w/ Cylindrical Bore - Type NNU
d260,000 mmBore
D360,000 mmOutside diameter
B100,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for NNU4952
Units
Technical Specifications
- Type
- Cylindrical Roller Bearing
- Bore Type
- Cylindrical
- Material
- Hardened Alloy Steel
- Cage Material
- High Strength, 2 piece, Machined Brass
- Limiting Speed - Oil
- 1800.0 RPM
- Limiting Speed - Grease
- 1600 RPM
- Precision
- ISO Class 0
- Configuration
- Two
- Tolerance
- ISO Class 0 (RBEC 1)
- Oil Hole
- w/o Oil Hole
- Radial Internal Clearance
- CN
- Static Load Rating
- 2070000 N 465000 lbf
- Dynamic Load Rating
- 900000 N 202000 lbf
- Enclosure
- Open
- Weight
- 29.600 kg 65.257 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 260.000 mm 10.2362 in
- D
- 360.000 mm 14.1732 in
- B
- 100.000 mm 3.9370 in
- C
- 100.000 mm 3.9370 in
- Fw
- 292.000 mm 11.4961 in
- r
- 2.100 mm 0.0827 in
- da min
- 271.000 mm 10.6693 in
- db min
- 279.000 mm 10.9843 in
- Da max
- 349.000 mm 13.7402 in
- Db min
- 339.000 mm 13.3465 in
- Db max
- 349.000 mm 13.7402 in
- ras max
- 2.000 mm 0.0787 in
DOCUMENTS & SUPPORT
QUICK SUPPORT
infos@catson.com.vn
