O-RING-234 For High Flow Damper Plate Back Catalog number: 1970-0234 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended HEDNDV32_5L New DEVEX gas sampling bags with PTFE dual-valve, 5L Price on request U-T17O3P-2S Ozone precursors cold trap, UNITY 2/xr and TD-100/ Price on request C-VAC-PIN Vacuum closure Pin Price on request