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Festo
541277
start valve MS6-EM1-3/8-S-Z
The Festo part number 541277 is a manual 3/2 bistable rotary slide valve featuring direct piloting and a non-throttleable exhaust-air function. Engineered with an integrated silencer on a non-ducted pneumatic connection, this component delivers a standard nominal flow rate of 5,500 l/min across a working pressure range of 0 to 18 bar using compressed air or inert gases. It weighs 655 g, holds a corrosion resistance classification CRC of 2, and operates within a medium and ambient temperature range of -10 to 60 °C. Submit the exact part number, quantity, and application requirements for a formal quote.
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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
- 541277
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 541277.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Design structure
- Rotary slide valve
- Type of actuation
- manual
- Exhaust-air function
- not throttleable
- Type of piloting
- direct
- Valve function
- 3/2 bistable
- Working pressure
- 0 ... 18 bar
- C value
- 21.2 l/sbar
- b value
- 0.49
- Standard nominal flow rate
- 5,500 l/min
- Operating medium
- Compressed air in accordance with ISO8573-1:2010 [7:4:4] | Inert gases
- Note on operating and pilot medium
- Lubricated operation possible (subsequently required for further | operation)
- Corrosion resistance classification CRC
- 2
- Materials note
- Free of copper and PTFE | Conforms to RoHS
- Medium temperature
- -10 ... 60 °C
- Ambient temperature
- -10 ... 60 °C
- Mounting type
- Optional | Line installation | with accessories
- Assembly position
- Any
- Flow direction
- non reversible
- Product weight
- 655 g
- Pneumatic connection, port
- 3 Integrated silencer | Non-ducted
- Materials information for seals
- TPE-U(PU)
- Materials information, housing
- Aluminum die cast
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 541277. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.