Ralston Logo Ralston Instruments Made In the USA

QTHA-3CR-RG

G 3/8" male RG, copper

Caps, bonded seals and copper washers provide replacement seals for adapters


  • Use this to seal any 3/8" Male BSPP (ISO 228/1) pressure gauge in a Ralston QTHA-3FB0-RG or QTHA-3FBA-RG adapter