AN40-04

Product Description

['Home', 'Pneumatics', 'Silencers', 'SMC AN40-04'] Need SMC AN40-04? Muffler for Pneumatic exhaust silencing. Supplied with full traceability and documentation. Request a quote and current availability today. Price & Availability Classified as a muffler silencer, it is positioned as a direct replacement and service part for existing installations. It is intended for use within Pneumatic exhaust silencing, where dependable operation and a precise fit are essential to keeping the plant running. Listed as Active, it is offered as a maintained and verified spare that supports the continued operation of the installed base. Key technical specifications include: The Type is Muffler / silencer. Its Thread is rated at R1/2 (male). For reference, the Body material is Resin (sintered). The Operating pressure is Up to 1 MPa. Its Noise reduction is rated at Approx. 30 dB. For reference, the Diameter is Approx. 68 mm. The Temperature is Contact supplier for exact specifications. Its Weight is rated at Contact supplier for exact specifications. Notable features of this unit: R1/2 male thread for standard exhaust ports. Resin sintered body for quiet exhaust. Reduces noise by approx. 30 dB. Rated up to 1 MPa operating pressure. Typical applications include Pneumatic valve exhaust silencing, Industrial workstation noise reduction, Factory air-line quieting. It is compatible with or cross-references SMC pneumatic valves and actuators, SMC AN series mufflers (other sizes), Pneumatic exhaust fittings. The AN series covers mufflers in multiple thread sizes. The AN40-04 is the R1/2 variant; other AN40 codes cover different thread standards and body sizes. Within industrial automation and process-control environments, components of this type are relied upon to keep critical equipment operating safely and efficiently. They are typically specified where uptime, repeatability and a predictable maintenance cycle matter more than upfront cost. A muffler silencer such as this one forms part of a larger machine or system, so correct identification and fitment directly affect the performance and safety of the whole installation. SMC parts are widely used across power generation, manufacturing, oil and gas, water and process industries, where engineering teams standardise on proven series to simplify spares planning. When selecting a replacement, confirm the exact model designation and verify that the mechanical and electrical interface matches the unit currently installed. Cross-checking the order code, mounting style and connection type against the existing device helps avoid compatibility issues and unplanned downtime during a maintenance window. Where several variants exist, the suffix often defines voltage, range or firmware, so it should be matched precisely rather than approximated. This item is offered from our active stock of current and discontinued industrial parts. Each listing is verified against the manufacturer designation before shipment so you receive the correct part for your application. Availability and lead time vary by item; our team can confirm the fastest option for your required quantity and provide a formal quotation on request. Common questions: Regarding "What thread does AN40-04 have": It has an R1/2 male thread. Regarding "How much noise does it reduce": Approximately 30 dB of exhaust noise reduction. Please contact us to confirm current pricing, availability and delivery for your required quantity; volume and project pricing are available on request. The SMC AN40-04 is a muffler silencer. Basic Product Information Resin sintered body for quiet exhaust Reduces noise by approx. 30 dB Rated up to 1 MPa operating pressure R1/2 male thread for standard exhaust ports Technical Specifications Version & Model Difference The AN series covers mufflers in multiple thread sizes. The AN40-04 is the R1/2 variant; other AN40 codes cover different thread standards and body sizes. Application Scenarios Pneumatic valve exhaust silencing Industrial workstation noise reduction Factory air-line quieting How much noise does it reduce? Approximately 30 dB of exhaust noise reduction. What is the body made of? It uses a resin sintered body. Can I get a cross-reference? Contact supplier for cross-reference and alternative models. What thread does AN40-04 have? It has an R1/2 male thread. SMC SY7220-5LZD-02 Solenoid Valve (5-Port, 2-Position) SMC MGPM32-50Z-M9BWL Air Cylinder (Guide Cylinder with Auto Switch) SMC CDQ2A80-25DMZ Compact Air Cylinder SMC SHOCK ABSORBER RS2H-R50 SMC CDQ2A40-100DZ-XC2 Compact Air Cylinder SMC VALVE VR4152-F01A-1 SMC C96SB32-320 ISO Cylinder SMC CDG5GA32TFSR Stainless Cylinder