Devex Gas sampling bags 5L, PP screw cap valve, 3/16'' OD (4.76mm) Back Catalog number: HEDDEV71_5L Availability: In the manufacturer's stock Price on request - + Recommended 1970-0007 O-RING-007 .145 ID x .070 W for LFS-113 (5 Requi Price on request TDL32_5L Tedlar PVF Gas Sampling Bag with PTFE dual-valve, 5L Price on request HEDFLD32_5L Fluode gas sampling bag with PTFE dual-valve, 5L Price on request