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 M-SPGSC-250 Adjustable sprung spacer, for M-CTE250I,pk 4 Price on request T-TO15-KXR Focusing trap, Trace TO-15, for TT24-7 with Kori-xr Price on request U-T19PAH-2S PAH cold trap, UNITY 2/xr and TD-100/xr Price on request