STM Female 1/8 BPT to Male -6AN Fitting (for PCV Check Valve

3/8 NPT has outer diameter close to 5/8 (16.6mm) Inline Check Anti Backflow Valve Working Pressure for up to 1000 PSI @ -65F to +265F Suitable for

Inline Check Anti Backflow Valve 3/8 NPT Female/FPT/FIP Coupler Brass Fitting Fuel/Air/Water/Boat/Gas/Oil WOG

Check Valve CV Series Gas Check Valve Hexagon Copper Check Valve

RaceFlux -16AN to -10AN Male Flare Reducer / Expander Fitting

STM 3/8″ BSPT to -4AN Fitting – DSM Oil Filter Housing – www.ohm

Check Valves (NRV) – PANAM ENGINEERS LTD.

Pump Valves - Pump Accessories - The Home Depot

Detroit Diesel 23516918 Fuel Pump Check Valve, 60 Series, Genuine

STM Female 1/8 BPT to Male -6AN Fitting (for PCV Check Valve

SPC VPC Pneumatic Fitting Check Valve Straight Through Gas Pipe

Brass Propane Natural Gas CGA Fittings and Accessories