Harris 401-050-580-C - 401050580C - General Purpose Regulator Select Your Regulator:401-050-580-D A number of models are

A number of models are offered for amperage ratings from 350 to 600 amps

CGA 540 W/CV - 4301436

Lincoln OEM CASE FRONT WELDED ASBLY L7521-1 - 9SL7521-1

Elevated silicon improves wettability

The Lincoln Electric S26374-10 is a genuine OEM pressure adjustment knob assembly for applicable Lincoln equipment

Harris 401-050-580-C - 401050580C - General Purpose Regulator Select Your Regulator:401-050-580-D A number of models areModel GP401 is a brass single stage regulator with a neoprene diaphragm for general purpose applications where a slight rise in delivery pressure from a full to near empty cylinder can be tolerated. The Model GP401 is not recommended for high purity applications that may be sensitive to contamination due to elastomeric components. Features Available in 0 15, 0 50, 0 125 and 0 250 PSIG delivery pressures Neoprene diaphragm for greater sensitivity One