Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721C-250-580-BER - 721C250580BER 320LR SKU ED021979 is the same

SKU ED021979 is the same AWS A5

and the home shop

part number U4535-1

Lincoln OEM WIRING DIAGRAM G4488 - 9SG4488

Lincoln OEM BATTERY CLAMP HOOK T8818-15 - 9ST8818-15

Harris Two Stage Ultra High Purity Brass Barstock Regulator Model 721C-250-580-BER - 721C250580BER 320LR SKU ED021979 is the sameHarris Two Stage Ultra High Purity Brass Barstock Regulator Model 721C 250 580 BER 721C250580BER 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