AVK EXTENSION SPINDLE, TELESCOPIC
For gate valves, key adaptor #23-32, with spindle adaptor fitting to US type wrench nut
Contact
AVK International A/S
Bizonvej 1, Skovby, 8464 Galten, Denmark
Telescopic extension spindle for gate valves, key adaptor #23-32, spindle adaptor #51. For fire protection application
AVK telescopic extension spindles are designed for ease of use and long service life. The two fixation lugs can be attached to AVK surface boxes, a lock spring prevents the telescopic part from collapsing during installation, and a defrosting hole enables insertion of a heating element. The extension spindles are made of corrosion-free materials and the centre sleeve and bottom cover protect against penetration of impurities.
| Variant 04/F-021 | |
|---|---|
| Connection: | Connection for stem square #51 |
| Material: | Polyethylene (PE) |
| DN: | DN50 - DN400 |
Features
- Conical 23-32 mm key adaptor designed for universal T-operating keys
- 51 mm spindle adaptor for connection to US type wrench nut
- The top adaptor has a defrosting hole intended for insertion of a heating element to prevent freezing of ground water inside
- The two fixation lugs can be attached to AVK surface boxes and support tiles
- A lock spring prevents the telescopic part from collapsing during installation, as it creates friction inside the inner square tube
- The center sleeve protects against penetration of impurities between the two outer PE pipes
- The inner tube is press fit to the top spanner and bottom adaptor to safeguard the galvanization of the tube
- The bottom cover protects the valve spindle from sand and dirt and enables it to rotate freely
- Available in 4 different lengths
Downloads
Reference nos. and dimensions:
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| AVK ref. no. | DN/DN |
L8 mm |
Range mm |
D mm |
F3 mm |
Theoretical weight/kg |
|---|---|---|---|---|---|---|
| 04-200-4-00020001 | 50 - 400 | 450 - 700 | 700 - 920 | 98 | 23 - 32 | 3.9 |
| 04-200-4-05020001 | 50 - 400 | 650 - 1100 | 900 - 1320 | 98 | 23 - 32 | 3.9 |
| 04-200-4-10020001 | 50 - 400 | 1050 - 1750 | 1300 - 1970 | 98 | 23 - 32 | 3.9 |
| 04-200-4-15020001 | 50 - 400 | 1700 - 2800 | 1950 - 3120 | 98 | 23 - 32 | 3.9 |
2D/3D drawings
Enquiry
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Components
| 1. | Key adaptor | Cast stainless steel |
| 2. | Top adaptor | PE |
| 3. | Upper inner tube | Steel, galvanized |
| 4. | Upper protection tube | PE |
| 5. | Centre sleeve | Plastic |
| 6. | Lock spring | Stainless steel |
| 7. | Lower inner tube | Steel, galvanized |
| 8. | Lower protection tube | PE |
| 9. | Stop ring | PE |
| 10. | Spindle adaptor | Ductile iron |
| 11. | Spindle cover top | PE |
| 12. | Bottom cover | PE |
