Festo U-3/8 2309 Pneumatic Silencer G3/8

Festo U-3/8 (2309) is a pneumatic muffler (silencer) for noise reduction and contamination prevention at the exhaust ports of pneumatic valves, cylinders, and other components. Features a G3/8 male thread connection, high flow rate of 5900 l/min, and a noise level of 82 dB(A). POM housing with PE silencing insert. Suitable for factory automation, valve manifolds, and pneumatic systems requiring quiet, clean exhaust.

Applications:

• Noise reduction at pneumatic valve and cylinder exhaust ports

• Valve terminal and manifold silencing

• Industrial automation and packaging machinery

• Exhaust filtration to prevent contamination in clean environments

Core Specifications:

• Product type: Pneumatic muffler / silencer

• Pneumatic connection: G3/8 male thread (BSPP)

• Flow rate to atmosphere: 5900 l/min

• Noise level: 82 dB(A)

• Operating pressure range: 0 … 10 bar (0 … 1 MPa)

• Operating medium: Compressed air to ISO 8573-1:2010 [7:-:-]

• Mounting position: any

• Housing material: POM (polyacetal)

• Silencing insert material: PE (polyethylene)

• Ambient temperature: –10 … +70 °C

• Symbol: 00991473

Advanced Specifications:

• Installation: screw‑in (male thread)

• Lubricated operation possible (if lubrication is applied initially, continued lubrication required)

• Corrosion resistance class (CRC): 2 – moderate corrosion stress

• Packaging unit: 1 piece

• LABS (PWIS) conformity: VDMA24364‑B1/B2‑L

• RoHS compliant, free of copper and PTFE

System Integration:

• Belongs to Festo U series of pneumatic silencers.

• Directly screws onto exhaust ports with G3/8 male thread.

• Compatible with Festo valve systems, cylinders, and pneumatic components requiring G3/8 exhaust connections.

• Tool‑free installation; can be mounted in any position.

Standards & Compliance:
Refer to manufacturer official documentation for detailed certification and compliance information.

Related Products:

• U‑1/4 (2307) – G1/4 thread, lower flow rate

• U‑1/2 – G1/2 thread, higher flow rate

• U‑3/8‑20 – same as U‑3/8, packed in quantities of 20

• U‑3/8‑B (6843) – aluminium housing version, 80 dB(A), 5800 l/min