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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
6843
Pneumatic muffler U-3/8-B
The Festo part number 6843 is an industrial component featuring a G3/8 pneumatic connection, an aluminum housing and screwed plug, and a product weight of 37 g with RoHS-compliant materials. It operates within a pressure range of 0 MPa to 1 MPa (0 bar to 10 bar, 0 psi to 145 psi) across an ambient temperature range of -10 °C to 70 °C, delivering a flow rate with respect to atmosphere of 5800 l/min and an 80 dB(A) noise level. Designed for any mounting position, this component utilizes compressed air as per ISO 8573-1:2010 [7:-:-] with possible lubricated operation, a corrosion resistance class of 1, and VDMA24364-B1/B2-L LABS conformity. Submit the exact part number, quantity, and application requirements for 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
- 6843
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 6843.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Mounting position
- Any
- Operating pressure for entire temperature range
- 0 MPa...1 MPa | 0 bar...10 bar | 0 psi...145 psi
- Flow rate with respect to atmosphere
- 5800 l/min
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:-:-]
- Information on operating and pilot media
- Lubricated operation possible
- Corrosion resistance class (CRC)
- 1 - Low corrosion stress
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Noise level
- 80 dB(A)
- Ambient temperature
- -10 °C...70 °C
- Product weight
- 37 g
- Pneumatic connection
- G3/8
- Cushioning insert material
- Protective grounding
- Material of screwed plug
- Aluminum
- Note on materials
- RoHS compliant
- Housing material
- Aluminum
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 6843. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.