- PRECISION BEARING CORP.
- Cylindrical Roller Bearing Linear bearing Maintenance Free Radial Spherical Plain Bearings
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NA4908 Bearing
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Needle Roller Bearings
NA4908 Bearing SPECIFICATIONS
Can't find what you're 8 to 9.6 in D looking for NA4908 Bearing PRECISION BEARING CORP. ? Our expert Needle Roller Bearings Representatives be in contact with 3.1250 in base to bore centerline: you shortly!
- 3.1250 in
- Lubrication Fitting
- 8 to 9.6 in
- Spherical Roller
- Four-Bolt Base
- 3.0000 in
- 1490 RPM
- Uncoated
-
PRECISION BEARING CORP.2020-07-10 09:46:19
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NA4908 BearingCodes and sizes
- 3.1250 in
- Lubrication Fitting
- 8 to 9.6 in
- Spherical Roller
- Four-Bolt Base
- 3.0000 in
- 1490 RPM
- Uncoated
- Steel
- 41500 lb
NA4908 BearingCode system
NA4908 Bearing Size Chart (mm/inches) | |
|---|---|
| Series | JW5500 |
| Cone Part Number | JW5549 |
| Design Units | METRIC |
| Cage Type | Stamped Steel |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1 | 67400 lbf |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2 | 17500 lbf |
| d | 55.000 mm |
| B - Cone Width | 31.000 mm |
| WPD | 107.6 mm |
| DD | 83.7 mm |
| R - Cone Backface To Clear Radius3 | 3.050 mm |
| da - Cone Frontface Backing Diameter | 66 mm |
| db - Cone Backface Backing Diameter | 78 mm |
| Ab - Cage-Cone Frontface Clearance | 4.3 mm |
| Aa - Cage-Cone Backface Clearance | 4.3 mm |
| a - Effective Center Location4 | 5.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)5 | 44600 N |
| C1 - Dynamic Radial Rating (1 million revolutions)6 | 172000 N |
| C0 - Static Radial Rating | 175000 N |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)7 | 66200 N |
| K - Factor8 | 0.67 |
| G1 - Heat Generation Factor (Roller-Raceway) | 51.1 |
| G2 - Heat Generation Factor (Rib-Roller End) | 17.8 |
| Cg - Geometry Factor | 0.0831 |
Contact Us
- PRECISION BEARING CORP.
- Address741 South County Rd 200 West, Frankfort IN 46041, U.S.A.
- Phone(Working Time)656-5687
- Fax
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