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.
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Festo
527664
Pressure regulator MS6N-LR
Festo Pressure regulator MS6N-LR, part number 527664, is documented in the official Festo United States product data sheet. Review the technical specifications and operating conditions below when requesting a quotation.
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Request a Quote- Manufacturer
- Festo
- Part number
- 527664
- Data verification
- Manufacturer evidence reviewed
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Verified configuration
Technical Specifications
Identification and family-level technical context are preserved from reviewed source evidence and official English-language manufacturer documentation.
- Size
- 6
- Series
- MS
- Actuator lock
- Rotary knob with detent | Rotary knob with integrated lock | can be closed with accessories
- Mounting position
- Any
- Structural design
- Pressure regulator with pressure gauge | Pressure regulator without pressure gauge
- Controller function
- Constant output pressure | With primary pressure compensation | With secondary exhausting
- Pressure gauge
- Set up for G1/4 | Set up for G1/8 | With pressure sensor | with pressure gauge | With pressure gauge in the rotary knob
- Operating pressure
- 0.8 bar...20 bar
- Pressure regulation range
- 0.3 bar...16 bar
- Max. pressure hysteresis
- 0.25 bar
- Normal nominal ow rate (normalized to DIN 1343)
- 2200 l/min...7500 l/min
- Certication
- c UL us - recognized (OL)
- CE marking (see declaration of conformity)
- as per EU explosion protection directive (ATEX)
- Explosion prevention and protection
- Zone 1 (ATEX) | Zone 2 (ATEX) | Zone 21 (ATEX) | Zone 22 (ATEX)
- ATEX category gas
- II 2G
- ATEX category for dust
- II 2D
- Type of ignition protection for gas
- Ex h IIC T6 Gb X
- Type of (ignition) protection for dust
- Ex h IIIC T60°C Db X
- Explosive ambient temperature
- -10°C <= Ta <= +60°C
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:4:4] | Inert gases
- Information on operating and pilot media
- Operation with oil lubrication possible (required for further use)
- Corrosion resistance class (CRC)
- 2 - Moderate corrosion stress
Technical library
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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 527664. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.