3-A Sanitary Standards certified

3-A Sanitary Standards

FDA 21CFR compliant certified

FDA 21CFR Compliant

ISO 9001 certified

ISO 9001 Approved

4 Inch Sanitary Stainless Steel Sight Glass

Artesian Systems' 4 Inch Sanitary Stainless Steel Sight Glass features 316 stainless steel construction with borosilicate glass, engineered for pharmaceutical, food, chemical, and petroleum processing. Tri-Clamp compatible with a 150 PSI operating pressure rating and compliance with FDA, 3-A, and USDA sanitary standards.

Tri Clamp End Cap Sight Glass 316 Stainless with Borosilicate Glass

Our Range of Products

Tri Clamp End Cap Sight Glass 316 Stainless with Borosilicate Glass

Tri Clamp End Cap Sight Glass 316 Stainless with Borosilicate Glass

  • 150 PSI max, -40°C to 500°C range
  • FDA, 3-A & USDA approved sanitary grade
  • 316 SS body with borosilicate glass

Frequently Asked Questions

What material is the 4 inch sanitary stainless steel sight glass made from?

The 4 inch sight glass is constructed from 316 stainless steel with a borosilicate glass window. The 316 SS body provides superior corrosion resistance in aggressive chemical and sanitary environments, while the borosilicate glass offers excellent thermal stability and chemical resistance, making it suitable for demanding pharmaceutical, food, and chemical processing applications.

What is the maximum operating pressure and temperature for this sight glass?

Is the 4 inch sight glass compliant with FDA and 3-A sanitary standards?

What type of connection does this sight glass use?

What industries is the 4 inch sanitary sight glass suitable for?

What sizes are available for the sanitary Tri-Clamp sight glass?

Why is borosilicate glass used in sanitary sight glasses?

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Industries We Serve

Pharmaceutical & Biotech

Pharmaceutical & Biotech

Enables sterile, visual flow monitoring in drug manufacturing and bioprocessing lines meeting FDA and 3-A standards.

Food & Beverage Processing

Food & Beverage Processing

Provides hygienic, real-time fluid inspection in beverage, dairy, and food production sanitary piping systems.

Chemical & Petroleum Processing

Chemical & Petroleum Processing

Borosilicate glass construction withstands aggressive chemicals and petroleum fluids for safe inline process monitoring.

Dairy & USDA-Regulated Production

Dairy & USDA-Regulated Production

USDA and 3-A approved materials ensure compliance in dairy and regulated food processing sanitary flow systems.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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Why Food, Pharma & Chemical Engineers Choose Artesian Systems

Nearly Two Decades of Industry Expertise

Our founder's 20-year background in petroleum, chemical, and food processing ensures every component meets real-world demands with precision.

Rigorous Regulatory Compliance

All sight glasses meet FDA 21CFR177, 3-A Sanitary Standards, and USDA requirements, giving you confidence in every sanitary processing line.

Custom Engineering & Precision Manufacturing

With CNC machining, full process pipe engineering, and ISO 9001-approved design capabilities, we deliver solutions tailored to your exact process needs.

Request a Quote for Sanitary Sight Glass Components

Submit your inquiry and our engineering team will respond within one business day with pricing, specs, and availability.

Contact Us Today

For immediate assistance, feel free to give us a direct call at +(801) 318 – 4079. You can also send us a quick email at artesiansystems@gmail.com.