Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721C-500-580-B - 721C500580B Oil Drain Kit This pump is an industry

This pump is an industry standard

Two comfort-grip handles for easy carrying

Harris High Purity Regulator - Model 702-015-590-B - 702015590B

4 mm outer diameter welding wire

The only difference is diameter (3/16 in) and package format (10 lb plastic tube)

Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721C-500-580-B - 721C500580B Oil Drain Kit This pump is an industryHarris Two Stage Ultra High Purity Brass Barstock Regulator Model 721C 500 580 B 721C500580B Features 1 11 16" 316L Stainless Steel diaphragm eliminates contamination from diffusion or outgassing One piece encapsulated seat design with 10 micron sintered internal filter to protect the PTFE Teflon seat from particulate contamination External relief valve is standard Brass Barstock body, bonnet and fittings 2 dual scale Brass Barstock gauges (psi bar)