KOENIG CHECK VALVE® SERIES BR 5.5mm Reverse
- Design based on the expansion principal
- Available in standard sizes, with different opening pressures and screens
- Specific customer solutions on request
KOENIG CHECK VALVE® SERIES BR 5.5mm Reverse
KOENIG CHECK VALVE® SERIES BR 5.5mm Reverse Flow Valve – OVERVIEW
REVERSE FLOW CHECK VALVE | INSTALLATION HOLE |

Product SpecificationsPressure Performance3D CADTechnical DownloadsVideo
Check Valve Reverse Flow – Unscreened |
---|
Model Code | Cracking Pressure (bar) |
---|
BRAA055U000 | 0.00 (no spring) |
BRAA055U014 | 0.14 (±0.05) |
BRAA055U025 | 0.25 (±0.10) |
BRAA055U040 | 0.40 (±0.30) |
BRAA055U050 | 0.50 (±0.30) |
BRAA055U100 | 1.00 (±0.30) |
BRAA055U200 | 2.00 (±0.30) |
Check Valve Reverse Flow – Screened |
---|
Model Code | Cracking Pressure (bar) |
---|
BRAA055S000 | 0.00 (no spring) |
BRAA055S014 | 0.14 (±0.05) |
BRAA055S025 | 0.25 (±0.10) |
BRAA055S040 | 0.40 (±0.30) |
BRAA055S050 | 0.50 (±0.30) |
BRAA055S100 | 1.00 (±0.30) |
BRAA055S200 | 2.00 (±0.30) |
Materials |
---|
Sleeve | 1.4305 / AISI 303 |
Pin | 1.4021 / AISI 420A |
Cage | 1.4305 / AISI 303 |
Spring | 1.4310 / AISI 301 |
Ball | 1.3541 / AISI 420C |
Screen | 1.4401 / AISI 316L |
Performance |
---|
Max. installation force | 6200 N |
Max. working pressure in check direction | 280 bar |
Max. working pressure in flow direction | 40 bar |
Max. leakage on air | 20 sccm/min. @ 1.72 bar |
Max. leakage on hydraulic fluid (HLP46) | 1 drop/min. |
Cycle test on hydraulic fluid (HLP46) | 1 Mio. Cycles, 5 Hz, 6 bar, 50˚C |
Screen size | 125 Microns Absolute |
Material of test body | EN-GJS-600-3 |
Operation
Technical Information
Design Support
Our expertise is at your service. Speak to our engineers for complete design-in support of our sealing and flow control solutions.