FISHER Y600A and Y600AM Pilot Spare Parts Kit RY600AX0012 NBR Diaphragm
Product Overview
The Fisher Y600A and Y600AM pressure reducing regulators serve fuel gas supply to burners, boilers and industrial ovens. Type Y600AM adds O-ring stem sealing for external registration, while Y600A uses internal registration with a pitot tube for extra capacity.
Key Features
Kit RY600AX0012 covers diaphragm, body seal O-rings, disk assembly and cotter pin
NBR diaphragm 17B9726X012 with 304 stainless steel diaphragm head
Cast iron body available in 3/4 x 3/4 in. and 1 x 1 in. NPT sizes
Control springs from 10 to 20 mbar up to 0.31 to 0.48 bar (4.5 to 7 psig)
Maximum inlet pressure of 150 psig / 10.3 bar
Typical Applications
Fuel gas supply to burners, boilers, ovens and industrial heating equipment that uses Y600A series regulators for low-pressure control.
Selection Guide
Verify the body size (3/4 x 3/4 or 1 x 1 in.), orifice size and control spring range before ordering. Individual keys and complete kits are both available.










