200 Series

Our 200 series vent to atmosphere relief valve is a highly accurate design that offers excellent repeatability and dependability. Cracking pressure is factory set and valves are 100% tested to ensure accuracy.

200-1M

1/8" MNPT x vent

Max Pressure	200 psi
Orifice size	.188
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-2M

1/4" MNPT x vent

Max Pressure	200 psi
Orifice size	.275
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-3M

3/8" MNPT x vent

Max Pressure	200 psi
Orifice size	.325
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-4M

1/2" MNPT x vent

Max Pressure	200 psi
Orifice size	.415
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-6M

3/4" MNPT x vent

Max Pressure	200 psi
Orifice size	.510
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-8M

1" MNPT x vent

Max Pressure	200 psi
Orifice size	.620
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-4ST

7/16"-20 UNF-3 x vent

Max Pressure	200 psi
Orifice size	.188
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-12ST

1-1/16"-12 UNF-3 x vent

Max Pressure	200 psi
Orifice size	.510
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-16ST

1-5/16"-12 UNF-3 x vent

Max Pressure	200 psi
Orifice size	.620
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150

200-1P

1/8" FNPT x vent

Max Pressure	200 psi
Orifice size	.188
Flow Coefficient: Cv:
Cracking Pressure Currently Available	.5-150

200-2P

1/4" FNPT x vent

Max Pressure	200 psi
Orifice size	.275
Flow Coefficient: Cv:	Consult Factory
Cracking Pressure Currently Available	.5-150