SCHNEIDER ARG 120-166-305 is a professional-grade vacuum valve.

This valve is typically used in the field of vacuum technology and is suitable for high-precision vacuum systems such as gas analysis, semiconductor manufacturing, and vacuum packaging. Below is a detailed overview of this vacuum valve model:

1. Product Specifications and Features

Model Designation:

• ARG: Usually represents the valve series name or a specific design standard.
• 120-166-305: A set of detailed specification parameters, generally related to valve body size, connection type, and material code. According to common naming conventions:
  • 120: May indicate the valve’s nominal diameter (e.g., 1/2 inch or another standard unit).
  • 166: May denote the valve body type (such as 3-way or 4-way) or the pressure rating.
  • 305: Typically represents the valve’s material code (such as a specific grade of stainless steel).

Material:
This model is typically manufactured from stainless steel (such as 304 or 316L), offering excellent corrosion resistance and high-temperature tolerance, making it suitable for harsh industrial environments.

Connection Type:
Commonly features NPT (National Pipe Thread) threaded connections. Some variants may also support flanged or sanitary connections.

2. Main Application Areas

• Gas Analysis: Used in high-precision gas sampling systems, such as mass spectrometers (MS) or gas chromatographs (GC).
• Pharmaceutical and Biotechnology: Applied in sterile environments for gas filtration and vacuum sealing.
• Food Packaging: Controls chamber pressure in vacuum packaging machines.
• Semiconductor Manufacturing: Regulates vacuum conditions in cleanroom equipment.