HRW21CA1(GK) THK Wide Rail Linear Guide (Block Only) Interchangeable HRW Series
| Brand Name: | THK |
| Model Number: | HRW21CA1(GK) |
| Series: | HM259000 |
| Cone Part Number: | HM259049 |
| Cup Part Number: | HM259010 |
| Design Units: | Imperial |
| Bearing Weight: | 41.900 Kg |
| Cage Type: | Pin-Type |
| d: | 317.500 mm |
| D: | 447.675 mm |
| PDF |
HRW21CA1(GK) |
Product Details
| Series | HM259000 |
| Cone Part Number | HM259049 |
| Cup Part Number | HM259010 |
| Design Units | Imperial |
| Bearing Weight | 41.900 Kg |
| Cage Type | Pin-Type |
| d | 317.500 mm |
| D | 447.675 mm |
| B - Cone Width | 85.725 mm |
| C - Cup Width | 68.263 mm |
| B | 85.725 mm |
| R - Cone Backface To Clear Radius1 | 3.560 mm |
| r - Cup Backface To Clear Radius2 | 3.30 mm |
| da - Cone Frontface Backing Diameter | 337.06 mm |
| db - Cone Backface Backing Diameter | 341.12 mm |
| Da - Cup Frontface Backing Diameter | 427.99 mm |
| Db - Cup Backface Backing Diameter | 418.08 mm |
| Ab - Cage-Cone Frontface Clearance | 5.3 mm |
| Aa - Cage-Cone Backface Clearance | 4.8 mm |
| a - Effective Center Location3 | -4.8 mm |
| C90 - Dynamic Radial Rating (90 million revolutions)4 | 97800 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 | 377000 lbf |
| C0 - Static Radial Rating | 706000 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 56000 lbf |
| K - Factor7 | 1.74 |
| e - ISO Factor8 | 0.33 |
| Y - ISO Factor9 | 1.79 |
| G1 - Heat Generation Factor (Roller-Raceway) | 2940 |
| G2 - Heat Generation Factor (Rib-Roller End) | 304 |
| Cg - Geometry Factor | 0.186 |
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