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ITEM NUMBER
3980-3920
Tapered Roller Set - Inch Series and J Series
d—Bore
D112,712 mmOutside diameter
B60,325 mmWidth
Verified by Cat Son before quotationPart number · clearance · precision
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TECHNICAL DATA
Specifications for 3980-3920
Units
Technical Specifications
- Type
- Tapered Roller Bearing
- Bore Type
- Round
- Material
- Case Carburized Steel
- Style
- Cone & Cup
- Precision Rating
- Class 2
- Cone Number
- 3980
- Cup Number
- 3920
- Configuration
- One
- Lubrication
- w/o Oil Hole
- e (Axial Load Factor)
- 0.40
- Y2 (Axial Load Factor)
- 1.49
- Static Load Rating
- 187000 N 42000 lbf
- Dynamic Load Rating
- 125000 N 28100 lbf
- Enclosure
- Open
- Operating Temperature Range
- -40 to 120 ºC -40 to 250 ºF
Dimensional Specifications
- B
- 60.325 mm 2.3750 in
- D
- 112.712 mm 4.4375 in
- Wo
- 23.812 mm 0.9375 in
- Wi
- 30.048 mm 1.1830 in
- W
- 30.162 mm 1.1875 in
- r
- 3.300 mm 0.1300 in
- R
- 3.5 mm 0.14 in
- a (Effective Load Center)
- -4.600 mm -0.1800 in
- U
- 75.0 mm 2.95 in
- V
- 68.0 mm 2.68 in
- X
- 106.0 mm 4.17 in
- Z
- 99.0 mm 3.90 in
DOCUMENTS & SUPPORT
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