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ITEM NUMBER
30311
Tapered Roller Set - Metric Series
d55,000 mmBore
D120,000 mmOutside diameter
B29,000 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for 30311
Units
Technical Specifications
- Type
- Tapered Roller Bearing
- Bore Type
- Round
- Material
- Case Carburized Steel
- Limiting Speed - Oil
- 4400.0 RPM
- Limiting Speed - Grease
- 3300 RPM
- Style
- Cone & Cup
- Precision Rating
- Not Available
- Configuration
- One
- Lubrication
- w/o Oil Hole
- e (Axial Load Factor)
- 0.35
- Y2 (Axial Load Factor)
- 1.74
- Y0 (Axial Load Factor)
- 0.96
- Static Load Rating
- 179000 N 40241 lbf
- Dynamic Load Rating
- 155000 N 34846 lbf
- Enclosure
- Open
- Weight
- 1.660 kg 3.660 lb
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- d
- 55.000 mm 2.1650 in
- D
- 120.000 mm 4.7244 in
- C
- 25.000 mm 0.9843 in
- B
- 29.000 mm 1.1417 in
- a (Effective Load Center)
- -7.000 mm -0.2756 in
- T
- 31.500 mm 1.2402 in
- r
- 2.000 mm 0.0800 in
- R
- 2.5 mm 0.10 in
- da
- 67.0 mm 2.64 in
- db
- 71.0 mm 2.80 in
- Da
- 110.0 mm 4.33 in
- Da min
- 104.0 mm 4.09 in
- Db
- 111.0 mm 4.37 in
DOCUMENTS & SUPPORT
QUICK SUPPORT
infos@catson.com.vn