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

The dimensions of our BR 5.5 reverse flow valve are laid out in these diagrams.

Product SpecificationsPressure PerformanceTechnical DownloadsVideo
BR flow restrictor valve
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)
Our one-piece BR reverse flow valve is available in many cracking pressures with our screened model, laid out in this table.
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
check valve flow
check valve specifications

Operation

Technical Information