The interior and exterior are polished to a high-luster finish to resist particle buildup and allow for easy cleaning.

This premium-grade tubing is polished to a 20 Ra or 15 Ra finish on the inside to reduce particle buildup and allow for easy cleaning.

Also known as KF, QF, and NW fittings, these fittings are for high-vacuum applications, such as vacuum coating and heat treating, leak testing, and analyzing gases.

Use these nuts with compression sleeves and fittings to create a strong seal on stainless steel tubing.

The thick walls of these fittings can withstand more than twice the pressure of standard compression fittings.

Tighten these nuts onto high-pressure compression sleeves and fittings to create a strong seal on stainless steel tubing.

Polished to at least a 15 Ra finish on the inside, these fittings have an ultra-smooth interior surface that helps prevent contamination. They are also known as ultra-high-purity fittings.