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| Parameter | Value |
|---|---|
| Model No. | THK SSR20XV |
| Materials | Bearing steel |
| Availability | In stock |
| Price | send email to:[email protected] |
| Outer Dimensions (LM Block) | |
| Height M | 28 mm (1.10 inches) |
| Width W | 42 mm (1.65 inches) |
| Length L | 47.7 mm (1.88 inches) |
| LM Block Dimensions | |
| B | 32 mm (1.26 inches) |
| S x l (Mounting Screw) | M5 x 8 mm (M5 x 0.31 inches) |
| L1 | 27.8 mm (1.09 inches) |
| T | 8.2 mm (0.32 inches) |
| K | 22 mm (0.87 inches) |
| N | 5.5 mm (0.22 inches) |
| E | 12 mm (0.47 inches) |
| f0 | 2.9 mm (0.11 inches) |
| e0 | 5.2 mm (0.20 inches) |
| D0 | 3 mm (0.12 inches) |
| Grease Nipple | B-M6F |
| LM Rail Dimensions | |
| Width W1±0.05 | 6 mm (0.24 inches) |
| W2 | 20 mm (0.79 inches) |
| Height M1 | 11 mm (0.43 inches) |
| Pitch F (Mounting Hole Pitch) | 15.5 mm (0.61 inches) |
| d1xd2xh (Mounting Hole) | 6×9.5×8.5 mm (0.24×0.37×0.33 inches) |
| Rail Maximum Length* | 3000 mm (118.11 inches) |
| Basic Load Rating | |
| Basic Dynamic Load Rating C | 13.4 kN (3012 lbs) |
| Basic Static Load Rating C0 | 14.4 kN (3237 lbs) |
| Static Permissible Moment | |
| MA (1 block) | 0.0523 kN-m (463 in-lbs) |
| MA (Double blocks) | 0.336 kN-m (2974 in-lbs) |
| MB (1 block) | 0.0326 kN-m (289 in-lbs) |
| MB (Double blocks) | 0.213 kN-m (1885 in-lbs) |
| MC (1 block) | 0.111 kN-m (983 in-lbs) |
| Mass | |
| LM Block Mass | 0.14 kg (0.31 lbs) |
| LM Rail Mass | 2.1 kg/m (1.41 lbs/ft) |
| Radial Clearance ($mu$m) | |
| Normal | -5 to +2 $mu$m (-0.0002 to +0.00008 inches) |
| Light Preload | -12 to -5 $mu$m (-0.00047 to -0.0002 inches) |
| Part Numbers (Block) | |
| No Preload | SSR20XV1SS BLOCK |
| Light Preload | SSR20XV1SSC1 BLOCK |