O-RING-007 .145 ID x .070 W for LFS-113 (5 Requi Back Catalog number: 1970-0007 Manufacturer: SENSIDYNE Availability: In the manufacturer's stock Price on request - + Recommended M-SPC15-120 Collar spacer, alum 15mm, for M-CTE120I,pk 6 Price on request T-6EMP Empty cold trap, TT24-7 Price on request U-T4WMT-2S Water Management, ethane - C20, cold trap Price on request