TIMKEN 30202 Tapered Roller Bearings
1 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
2 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
3 These maximum fillet radii will be cleared by the bearing corners.
4 Negative value indicates effective center inside cone backface.
5 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
6 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
7 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
8 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
9 Geometry constant for Lubrication Life Adjustment Factor a3l.
Specifications | |
| Series | 30208 |
| Cone Part Number | X30208M |
| Design Units | METRIC |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 123000 N |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 32000 N |
| Full Timken Part Number | 30208 |
Dimensions | |
| d - Cone Bore | 40 mm |
| B - Cone Width | 18 mm |
| Abutment and Fillet Dimensions | |
| R - Cone Backface "To Clear" Radius3 | 1.5 mm |
| da - Cone Frontface Backing Diameter | 47.5 mm |
| db - Cone Backface Backing Diameter | 49.5 mm |
| Ab - Cage-Cone Frontface Clearance | 3.6 mm |
| Aa - Cage-Cone Backface Clearance | 0 mm |
| a - Effective Center Location4 | -3 mm |
Basic Load Ratings | |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 18400 N |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 70900 N |
| C0 - Static Radial Rating | 74700 N |
| Ca90- Dynamic Thrust Rating (90 million revolutions)7 | 11800 N |
Factors | |
| K - Factor8 | 1.56 |
| G1 - Heat Generation Factor (Roller-Raceway) | 22.5 |
| G2 - Heat Generation Factor (Rib-Roller End) | 14.3 |
| Cg - Geometry Factor9 | 0.0712 |
Company Profile
We are the very professional bearings exporter in china. We have rich experience for exporting bearings to all over the world.We are a big team . No matter pre-sale or after-sale ,all have very professional workers to service you. The following are our company some photos ,please check.
Packing&Shipping&Payment
We are the very professional bearings exporter in china. We have rich experience for exporting bearings to all over the world.We are a big team . No matter pre-sale or after-sale ,all have very professional workers to service you. The following are our company some photos ,please check.
Warehouse
FAQ
Q: Do you like accept small order bearing?
A: we enjoy to grow up together with all our clients,whatever big or small,you will become bigger and bigger to be with us.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight
Q: Will you check these products before shipment?
A: Yes, before shipment products will be strictly inspection on our factory QC
Process System.We have a professional QC team.
Q:Are you trader or factory?
A:We are the professional dealer of SKF FAG NSK TIMKEN INA NTN KOYO IKO ZWZ HRB LYC ect famous brand bearings . Our factory only produce high precision ball bearings.If you have another question, pls feel free to contact me. (Send me email or contact me by whatsapp all ok ).
TIMKEN 30202 Tapered Roller Bearings
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TIMKEN Bearing
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