Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Global industrial sourcing · Houston, Texas info@mropartsrfq.com
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Festo
552420
Pressure regulator LR-1/8-F
The Festo 552420 is a diaphragm regulator featuring a continuous compressed air supply, a rotary knob with detent for actuator locking, and a pressure regulation range of 0.5 bar to 12 bar. It provides constant output pressure with primary pressure compensation and secondary exhausting, supporting a normal nominal flow rate of 420 l/min with an inlet pressure range of 1 bar to 20 bar. This component weighs 120 g, accommodates G1/8 pneumatic connections and pressure gauges, and permits operation with oil lubrication. Submit the exact part number, quantity, and application requirements to request a quote.
Request pricing and availabilityCommercial response within one business day for your destination and required quantity.
Request a QuoteWhy no listed price?
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.
- Manufacturer
- Festo
- Part number
- 552420
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 552420.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Actuator lock
- Rotary knob with detent
- Mounting position
- Any
- Structural design
- Diaphragm regulator | with continuous compressed air supply
- Controller function
- Constant output pressure | With primary pressure compensation | With secondary exhausting
- Pressure gauge
- Set up for G1/8
- Pressure regulation range
- 0.5 bar...12 bar
- Inlet pressure 1
- 1 bar...20 bar
- Max. pressure hysteresis
- 0.2 bar
- Normal nominal ow rate (normalized to DIN 1343)
- 420 l/min
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:-:-]
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
- Corrosion resistance class (CRC)
- 1 - Low corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Storage temperature
- -10 °C...80 °C
- Temperature of medium
- -10 °C...80 °C
- Ambient temperature
- -10 °C...80 °C
- Product weight
- 120 g
- Type of mounting
- Front panel mounting | With accessories
- Pneumatic connection 1
- G1/8
- Pneumatic connection 2
- G1/8
- Seals material
- NBR
- Housing material
- Copper alloy
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 552420. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.