Small Bore, 3 Point Contact
Centering Clamps
Double Acting
- Bore clamp with 3 points for concentric positioning of the ID of a bore, internal clamping expands radially to center the bore.
- The clamping points retract for easy loading.
- Capable of moving a part approximately 2.54 mm after the part is placed over the center mandrel.
- Positional repeatability of ± 0.02.
- Compact design keeps the cylinder out of the way and below the part.
- May be manifold mounted as shown or purchase the optional Mounting Plate for bolt-down access to porting when mounting.
- Fits bore sizes from 25 mm to 55 mm.
| Model No. | Clamp Capacity (kN) | Clamping Points | Clamping Range Ø (mm) | Repeatability | Weight |
|---|---|---|---|---|---|
| 41-5821-01 | 14 | 3 | 25 - 29 | 0.02 | 441 g |
| 41-5821-11 | 14 | 3 | 28 - 32 | 0.02 | 449 g |
| 41-5821-21 | 14 | 3 | 32 - 36 | 0.02 | 460 g |
| 41-5821-31 | 14 | 3 | 36 - 40 | 0.02 | 575 g |
| 41-5821-41 | 14 | 3 | 39 - 43 | 0.02 | 591 g |
| 41-5821-51 | 14 | 3 | 42 - 46 | 0.02 | 607 g |
| 41-5821-61 | 14 | 3 | 45 - 49 | 0.02 | 624 g |
| 41-5821-71 | 14 | 3 | 48 - 52 | 0.02 | 641 g |
| 41-5821-81 | 14 | 3 | 51 - 55 | 0.02 | 660 g |
| Model No. | A | B | C | D | E | F | G | H | J | K | L | M | N | P | Q | R | S | T |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 41-5821-01 | 24 | 11.3 | 24.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 66.5 | 45 | 45 | 27 | 62.5 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-11 | 24 | 11.3 | 27.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 66.5 | 45 | 45 | 27 | 62.5 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-21 | 24 | 11.3 | 31.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 66.5 | 45 | 45 | 27 | 62.5 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-31 | 35 | 11.3 | 35.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 65 | 45 | 45 | 27 | 57 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-41 | 35 | 11.3 | 38.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 65 | 45 | 45 | 27 | 57 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-51 | 35 | 11.3 | 41.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 65 | 45 | 45 | 27 | 57 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-61 | 35 | 11.3 | 44.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 65 | 45 | 45 | 27 | 57 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-71 | 35 | 11.3 | 47.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 65 | 45 | 45 | 27 | 57 | 2.6 | 4 | 16.8 | 3 | 12 |
| 41-5821-81 | 35 | 11.3 | 50.5 | 15.994 MAX / 15.983 MIN | 40 | M6 - 1.0 X 12 | 8 | 6 | 65 | 45 | 45 | 27 | 57 | 2.6 | 4 | 16.8 | 3 | 12 |
| Model No. | A | B | C | D | E | F | G | H | J | K |
|---|---|---|---|---|---|---|---|---|---|---|
| 41-5821-01 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-11 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-21 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-31 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-41 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-51 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-61 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-71 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
| 41-5821-81 | 20.5 | 16 | 0.018 | 8 | 1.3 | 6 | 3 | 7.7 | 1.1 | 16.8 |
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