Harris - 701-250-580-D - 701250580D - Argon/Helium/Neon/Nitrogen Regulator NR-211-MP MicroGuard® Ultra is Lincoln Electric's

MicroGuard® Ultra is Lincoln Electric's proprietary copper surface treatment applied to SuperArc wires

Never use BCuP alloys on steel or stainless steel

4-40 thread specification

300-500 A class) handle 1/8 in Lincoln Excalibur 308L without issue

Harris Stainless Steel High Purity Two Stage Cylinder Regulator - Model 742-125-660-B - 742125660B

Harris - 701-250-580-D - 701250580D - Argon/Helium/Neon/Nitrogen Regulator NR-211-MP MicroGuard® Ultra is Lincoln Electric'sHarris High Purity Regulator Model 701 250 580 D 701250580D Model HP701 is a chrome plated brass Single Stage Cylinder Regulator with a Stainless Steel diaphragm for general laboratory use. The HP701 can be used when a slight pressure rise from full to empty Cylinder can be tolerated. This model is available with various delivery pressures, CGA inlet fittings, accessories and other options for a customized Regulator to meet specific requirements.