17 mm x 30 mm x 7 mm 17 mm x 30 mm x 7 mm NACHI 6903 NACHI Bearing
17 mm x 30 mm x 7 mm 17 mm x 30 mm x 7 mm NACHI 6903 NACHI Bearing 17 mm x 30 mm x 7 mm manufacturer UBC Mechanical Electronic Instrument Co., Ltd. and global supplier of reliable ball and roller ... 17 mm x 30 mm x 7 mm 17 mm x 30 mm x 7 mm NACHI 6903 NACHI Bearing Industries Products Manufacturing & Engineering and Agricultural Bearings designed to meet the unique requirements of our targeted industries. 0.0047 in Pre Install Clearance Max Metric Shaft Size Type
What is 6903 bearing interchange？
| Brand Name: | NACHI |
| Model Number: | 6903 |
| Series: | 13600 |
| Cone Part Number: | 13682 |
| Cup Part Number: | 13623X |
| Design Units: | Imperial |
| Bearing Weight: | 0.30 Kg |
| Cage Type: | Stamped Steel |
| d: | 36.513 mm |
| D: | 69.012 mm |
| PDF |
6903 |
Product Details
| Series | 13600 |
| Cone Part Number | 13682 |
| Cup Part Number | 13623X |
| Design Units | Imperial |
| Bearing Weight | 0.30 Kg |
| Cage Type | Stamped Steel |
| d | 36.513 mm |
| D | 69.012 mm |
| B - Cone Width | 19.050 mm |
| C - Cup Width | 18.463 mm |
| B | 22.431 mm |
| R - Cone Backface To Clear Radius1 | 3.560 mm |
| r - Cup Backface To Clear Radius2 | 0.38 mm |
| da - Cone Frontface Backing Diameter | 41.40 mm |
| db - Cone Backface Backing Diameter | 48.01 mm |
| Da - Cup Frontface Backing Diameter | 66.00 mm |
| Db - Cup Backface Backing Diameter | 60.96 mm |
| Ab - Cage-Cone Frontface Clearance | 1.3 mm |
| Aa - Cage-Cone Backface Clearance | 0.5 mm |
| a - Effective Center Location3 | -3 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 3920 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 15100 lbf |
| C0 - Static Radial Rating | 15300 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 2700 lbf |
| K - Factor7 | 1.45 |
| e - ISO Factor8 | 0.4 |
| Y - ISO Factor9 | 1.49 |
| G1 - Heat Generation Factor (Roller-Raceway) | 20.7 |
| G2 - Heat Generation Factor (Rib-Roller End) | 12.2 |
| Cg - Geometry Factor | 0.0713 |
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