Products search Shop By Category Call 866-674-6225AdaptersCF Flanges and FittingsHigh Vacuum Bellows SS HosesValvesWeld TubesISO Flanges and FittingsKF (QF) Flanges and FittingsAlcatel Vacuum Pump PartsLeybold Vacuum Pump PartsPfeiffer Vacuum Pump PartsWelch Vacuum Pump PartsGreases – SuppliesVacuum Rated HosesUniversities OnlyPressure Measurement VacuumCustom Vacuum Components / Vented ScrewsGS Series Ball ValvesSuper Sale Items316 Stainless Steel ComponentsCENTER RING, KF (QF) 50, VITON, 316 SS$18.15Product Code: MKKF50CR316 Categories: 316 Stainless Steel Components316 SS KF Center Rings w/Viton O-Rings;KF (QF) Flanges and FittingsKF Centering Ring w/ Viton O-ringAvailability: In stock CENTER RING, KF (QF) 50, VITON, 316 SS quantity Add to cart Free Shipping on Orders Over $100**Exclusions apply. See Shipping & Return Policy for details.CENTER RING, KF (QF) 50, VITON, 316 SSA(inch)B(inch) 1.972.05Related products ADAPTER, 1/4″ MALE NPT, KF (QF) 40, 304 SS $53.03 CENTER RING, KF (QF) 40, VITON, 304 SS $9.39 Sale! ADAPTER, 3/4″ MALE NPT, KF (QF) 25, 304 SS $67.50 $56.00 ADAPTER, 1/8″ MALE NPT, KF (QF) 40, 304 SS $52.07