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 M-MCHOR O-Ring, micro-chamber pan seal, for M-CTE120I,pk 6 Price on request T-3GBGE CW agents cold trap, TT24-7 Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request