PH Industries 1/4in BSPP Male x 8mm Outside Diameter Check Valve - RV-8S-4RG
1/4" BSP Parallel Male x 8mm Outside Diameter, Hydraulic 316 Stainless Steel DIN 2353 Compression Valve, Flow Away From Thread, Heavy Duty, Non-Return Valve, Stainless Steel, PH Industrie