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
Reference imageConfirm configuration by manufacturer part number.
Festo
4646
Pneumatic muffler U-PK-3
The Festo part number 4646 is an industrial component featuring a PK-3 pneumatic connection and a flow rate of 310 l/min with respect to atmosphere. Operating within a pressure range of 0 MPa to 1 MPa (0 bar to 10 bar), this 4.5 g unit accommodates compressed air per ISO 8573-1:2010 [7:-:-] and allows lubricated operation across an ambient temperature range of -10 °C to 70 °C. Constructed with a bronze cushioning insert, brass screwed plug, and RoHS-compliant materials, it achieves a VDMA24364-B1/B2-L LABS conformity and a 70 dB(A) noise level in any mounting position. Submit the exact part number, quantity, and application requirements to receive 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
- 4646
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 4646.
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
- 0 MPa...1 MPa | 0 bar...10 bar
- Flow rate with respect to atmosphere
- 310 l/min
- Operating medium
- Compressed air as per ISO 8573-1:2010 [7:-:-]
- Information on operating and pilot media
- Lubricated operation possible
- LABS (PWIS) conformity
- VDMA24364-B1/B2-L
- Noise level
- 70 dB(A)
- Ambient temperature
- -10 °C...70 °C
- Product weight
- 4.5 g
- Pneumatic connection
- PK-3
- Cushioning insert material
- Bronze
- Material of screwed plug
- Brass
- Note on materials
- RoHS compliant
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 4646. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.