This is a precision stainless steel weld flange manufactured by MDC (MDC Precision / MDC Manufacturing), model 813008. It is designed for seamless integration into ISO-80 (LF80 / NW80) vacuum piping systems. The flange features a 3.0″ (76.2 mm) tube outside diameter weld connection, making it ideal for high-vacuum & ultra-high vacuum applications in semiconductor fabrication, analytical instrumentation, research laboratories, and industrial vacuum systems. Constructed of stainless steel (304/304L) for corrosion resistance and durable performance. Compatible with claw-clamp (ISO/LF) style vacuum flanges. Sold in new condition.
Key Specifications:
• Model: 813008
• Flange Type: Weld flange
• Tube OD: 3.0″ (76.2 mm)
• Standard: ISO80 (DN80 / LF80 / NW80)
• Material: Stainless Steel 304/304L
• Manufacturer: MDC
• Suitable for high/ultra-high vacuum systems
Applications: Vacuum chamber fabrication, instrumentation piping, semiconductor process equipment, vacuum system upgrades, research labs.



