RTSS-NS6-FNS4-4
316 SS, RT Series Spring Relief Device, 3/8 Male NPT × 1/4 Female NPT , Set Pressure 350 to 400psig (24 to 27bar)
RTSS-NS6-FNS4-6
316 SS, RT Series Spring Relief Device, 3/8 Male NPT × 1/4 Female NPT , Set Pressure 540 to 600psig (37 to 41bar)
RTSS-NS6-FNS4-8
316 SS, RT Series Spring Relief Device, 3/8 Male NPT × 1/4 Female NPT , Set Pressure 700 to 800psig (48 to 55bar)