RVSS-NS8-FNS8-6-O
316 SS, RV Series Relief Valve, High Pressure, 1/2 Male NPT × 1/2 Female NPT, Fluorocarbon FKM O-ring, 6000psig(414bar), 25°F to 250°F(-4°C to 121°C), 0.14" Orifice, Orange Spring, Set Pressure 300 to 700psig(20.7 to 48.3bar)
RVSS-NS8-FNS8-6-Y
316 SS, RV Series Relief Valve, High Pressure, 1/2 Male NPT × 1/2 Female NPT, Fluorocarbon FKM O-ring, 6000psig(414bar), 25°F to 250°F(-4°C to 121°C), 0.14" Orifice, Yellow Spring, Set Pressure 700 to 1500psig(48.3 to 103bar)