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UDS universal datum sphere
The universal datum sphere enhances the use of both manual and automated CMMs
It allows for quick and easy adjustment to set ball stem over a wide range of probe datuming angles. Allowing for datuming above, centrally and below the ball.
The spheres are made from hard-wearing tungsten carbide and are available in five different diameters:
- 12 mm
- 19 mm
- 25 mm
- 3/4 in
- 1 in
Each sphere kit comprises:
- One datum sphere
- Pivot pillar, base, 'C' spanner
- Ball certificate and storage box
- Adaptor for twin ball applications (optional)
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Dimensions
Specification
Specifications | Hard wearing tungsten carbide sphere (ball) available in five sizes |
Metric | Ø12 mm, Ø19 mm, Ø25 mm |
Imperial | Ø3/4 in and Ø1 in |
Sphericity | To within 0.1 µm (0.000004 in) |
Diametric tolerance | ±1 µm (0.00004 in) |
| Part number | |
|---|---|
| Datum ball kits | |
| Datum ball kit - Ø12 mm | A-1034-0028 |
| Datum ball kit - Ø19 mm | A-1034-0027 |
| Datum ball kit - Ø25 mm | A-1034-0026 |
| Datum ball kit - Ø3/4 " | A-1034-0031 |
| Datum ball kit - Ø1 " | A-1034-0035 |
| Datum ball accessories | |
| Datum ball fixing studs - M6 × 1 | M-1034-0016 |
| Datum ball fixing studs - M8 × 1.25 | M-1034-0015 |
| Datum ball fixing studs - M10 × 1.5 | M-1034-0014 |
| Datum ball fixing studs - 5/16 " × UNC | M-1034-0018 |
| Datum ball fixing studs - 3/8 " × UNC | M-1034-0017 |
| Datum balls - Ø12 mm datum ball | A-1034-0005 |
| Datum balls - Ø19 mm datum ball | A-1034-0023 |
| Datum balls - Ø25 mm datum ball | A-1034-0002 |
| Datum balls - Ø3/4 " datum ball | A-1034-0032 |
| Datum balls - Ø1 " datum ball | A-1034-0036 |
| Datum ball 2-way adaptor | M-1034-0042 |
| Datum ball 3-way adaptor | M-1034-0052 |
| Datum ball pillar extension 75 mm long | M-1034-0019 |