O-RING -011 .301 ID X .070 W Each Back Catalog number: 1970-0011-R Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended U-HSVB-20 Replacement Vial Block, for HiSorb Agitator Price on request C-KIT325T-2S 325 Tube Kit Price on request U-T7EMP-2S Empty cold trap for UNITY series 2 Price on request