1 mm x 3 mm x 1 mm ISB 681 deep groove ball bearings
Question1 mm x 3 mm x 1 mm ISB 681 deep groove ball bearings ? Find what you need faster by 1 mm x 3 mm x 1 mm 12,1 Basic dynamic load rating (C90) entering your deep groove ball bearings information . BEARING CORP. LTD.
What is 681 bearing cross reference？
| Brand Name: | ISB |
| Model Number: | 681 |
| Series: | 1900 |
| Cone Part Number: | 1994X |
| Cup Part Number: | 1930 |
| Design Units: | Imperial |
| Bearing Weight: | 0.20 Kg |
| Cage Type: | Stamped Steel |
| d: | 25.400 mm |
| D: | 56.896 mm |
| PDF |
681 |
Product Details
| Series | 1900 |
| Cone Part Number | 1994X |
| Cup Part Number | 1930 |
| Design Units | Imperial |
| Bearing Weight | 0.20 Kg |
| Cage Type | Stamped Steel |
| d | 25.400 mm |
| D | 56.896 mm |
| B - Cone Width | 19.355 mm |
| C - Cup Width | 15.875 mm |
| B | 19.848 mm |
| R - Cone Backface To Clear Radius1 | 3.560 mm |
| r - Cup Backface To Clear Radius2 | 0.76 mm |
| da - Cone Frontface Backing Diameter | 30.48 mm |
| db - Cone Backface Backing Diameter | 37.08 mm |
| Da - Cup Frontface Backing Diameter | 54.10 mm |
| Db - Cup Backface Backing Diameter | 51.05 mm |
| Ab - Cage-Cone Frontface Clearance | 2 mm |
| Aa - Cage-Cone Backface Clearance | 0 mm |
| a - Effective Center Location3 | -5.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 2820 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 10900 lbf |
| C0 - Static Radial Rating | 11300 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 1590 lbf |
| K - Factor7 | 1.77 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.82 |
| G1 - Heat Generation Factor (Roller-Raceway) | 12.5 |
| G2 - Heat Generation Factor (Rib-Roller End) | 6.3 |
| Cg - Geometry Factor | 0.0565 |
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