
ISO-KF · FLANGES & FITTINGS
ISO-KF AISI 304 Short Half Nipple
ZEROVAC ISO-KF short half nipples combine an ISO-KF flange with a compact 20 mm straight tube section. Available from DN 10 through DN 50, the AISI 304 / EN 1.4301 construction suits space-limited vacuum-line connections.
- Connection Standard
- ISO-KF
- Size Range
- DN 10 - DN 50
- Axial Length
- 20 mm
- Material
- AISI 304 / EN 1.4301
- Leak Rate
- < 1 × 10⁻⁹ mbar·L/s
TECHNICAL DRAWING · DIMENSIONS · ORDER CODES
Short half nipple dimensions and order codes
A is 20 mm for every nominal size; ØB is the inner diameter and ØC is the tube outside diameter.

Scroll horizontally to review every published dimension and order code.
| ISO-KF | A (mm) | ØB (mm) | ØC (mm) | Material | Order Code |
|---|---|---|---|---|---|
| DN 10 | 20 | 12 | 16 | AISI 304 / EN 1.4301 | 211211 |
| DN 16 | 20 | 16 | 20 | AISI 304 / EN 1.4301 | 211212 |
| DN 25 | 20 | 26 | 30 | AISI 304 / EN 1.4301 | 211213 |
| DN 40 | 20 | 41 | 45 | AISI 304 / EN 1.4301 | 211214 |
| DN 50 | 20 | 50 | 54 | AISI 304 / EN 1.4301 | 211215 |
Connection standard: ISO-KFAxial length: 20 mmLeak rate: < 1 × 10⁻⁹ mbar·L/s
INSTALLATION NOTE
Keep the connection and sealing faces clean and undamaged. Use the correct centering ring, O-ring and clamp, and support the pipeline to prevent mechanical stress.
