Hose adapter KF/NW 25 AL 40/12 – vacuum (Ø12 mm)
Aluminium hose adapter KF/NW 25 for connecting a vacuum hose to a Ø12 mm barb. Fast and compatible connection in the ISO-KF system (clamp + centering ring + seal)
- Note: KF25 aluminium hose adapter with Ø12 mm hose barb for vacuum hose connection



The KF/NW 25 AL 40/12 hose adapter is used to connect an ISO-KF flange system to a flexible vacuum hose.
On the KF/NW 25 side, it is standardly connected using a centering ring with an O-ring and a clamp, ensuring quick assembly without special tools.
The hose side features a Ø12 mm nozzle, onto which the hose is pushed and secured with a clip/clamp.
Typical applications include the connection of vacuum pumps, laboratory setups, testing equipment, and technical gas distribution systems where a combination of rigid piping and flexible lines is required.
Technical parameters:
- Type: ISO-KF hose adapter
- Flange: KF/NW 25 (ISO-KF)
- Material: aluminium (AL)
- Hose nozzle: Ø12 mm
- Application: vacuum applications / technical gas distribution
- System standard: ISO 2861 / DIN 28403 (compatible ISO-KF system)
- Assembly note: a centering ring + seal + clamp is required for the KF flange
Applications:
Connecting vacuum hoses to an ISO-KF system – vacuum pumps, laboratory vacuum apparatus, testing equipment, technical gas distribution and service assemblies.
Additional parameters
| Category: | ISO-KF Hose Reducers for Vacuum Systems |
|---|---|
| Warranty: | 2 years |
| Weight: | 0.1 kg |
| Rozměry: | NW 25 |
| Středící kroužek: | AL |
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