cBallast
Industrial Parts Catalog
Datasheet generated 2026-10-07
sales@cballast.com
cballast.com

Festo MS4-LR-1/4-D6-AG-BAR-B Pressure regulator

Festo · Pneumatics · Air Preparation · Germany · festo.com
Part Number
8099358  ·  HS 8481.10
Festo MS4-LR-1/4-D6-AG-BAR-B Pressure regulator

Festo MS4-LR-1/4-D6-AG-BAR-B — Pressure regulator, ms basic series. operating pressure 0.1. 1 MPa (1. 10 bar).

Technical Specifications

Manufacturer part number (MPN)8099358
Type codeMS4-LR-1/4-D6-AG-BAR-B
EAN / GTIN4052568465964
Product categoryMS basic series
Size4
SeriesMS
Actuator lockRotary knob with detent
Mounting positionAny
DesignDirectly actuated piston regulator
Controller functionOutput pressure constant, with secondary exhausting, with return flow function
Symbol00991558
Displayable unitsbar, psi
Pressure gauge (ANALOG) or Pressure display (DIGITAL)With pressure gauge
Operating pressure0.1 ... 1 MPa (1 ... 10 bar)
Pressure regulation range0.3 ... 7 bar
Max. pressure hysteresis0.05 MPa (0.5 bar; 7.25 psi)
Standard nominal flow rate (standardised to DIN 1343)1800 l/min
Operating mediumCompressed air to ISO 8573-1:2010 [7:4:4], Inert gas
Corrosion resistance class CRC1 - Low corrosion stress
LABS (PWIS) conformityVDMA24364-B1/B2-L
Cleanroom suitability, measured according to ISO 14644-14Class 7 according to ISO 14644-1
Storage temperature-5 ... 50 °C
Media temperature-5 ... 50 °C
Ambient temperature-5 ... 50 °C
Product weight165 g
Type of mountingWith accessories
Pneumatic connection, port 1G1/4
Pneumatic connection, port 2G1/4
Material underneath coverPA
Material sealsNBR
Material rotary knobPOM
Material springHigh-alloy steel, Galvanised steel
Material housingReinforced PA
Material valve stemPOM
Product typeAir treatment
Product groupPneumatics
Thread1/4"
Carbon footprint (EPD)1.8786 kg CO2e per pcs
Country of originHungary
Customs tariff code (EU CN)84811099
HS code8481.10

Properties

MOQ1

Cross-References

Attached Documents