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 ComponentsBriskHeat®CENTER RING, KF (QF) 40, BUNA, 304 SS$8.01Product Code: MKKF40CRB Category: KF (QF) Flanges and FittingsKF Centering Ring w/ Buna O-ringAvailability: In stock CENTER RING, KF (QF) 40, BUNA, 304 SS quantity Add to cart Free Shipping on Orders Over $100**Exclusions apply. See Shipping & Return Policy for details.CENTER RING, KF (QF) 40, BUNA, 304 SSA(inch)B(inch) 1.571.61 Related products TEE, ADAPTIVE, KF (QF) 50 to 1/8″ FEMALE, NPT, ALUM $90.64 ADAPTER, 3/4″ MALE NPT, KF (QF) 40, 304 SS $81.96 ADAPTER, 1/4″ MALE VCR, KF (QF) 16, 304 SS $54.96 ADAPTER, 3/8″ MALE VCR, KF (QF) 16, 304 SS $86.93