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) 25, VITON, OVERPRESSURE RING, 304 SS$12.77Product Code: MKKF25CRR Category: KF (QF) Flanges and FittingsKF Centering Ring w/ Viton O-ring and Spacer RingAvailability: In stock CENTER RING, KF (QF) 25, VITON, OVERPRESSURE RING, 304 SS quantity Add to cart Free Shipping on Orders Over $100**Exclusions apply. See Shipping & Return Policy for details.CENTER RING, KF (QF) 25, VITON, OVERPRESSURE RING, 304 SS You may also like… Sale! KF (QF) 25 to 1/2 Inch NPT Female Adapter 304 Stainless Steel $47.59 $22.50 Sale! KF (QF) 25 to 1.00 Inch NPT Female Adapter 304 Stainless Steel $58.00 $28.00 Related products CENTER RING, KF (QF) 40, VITON, OVERPRESSURE RING, 304 SS $13.14 TEE, ADAPTIVE, KF (QF) 16 to 1/8″ FEMALE, NPT, ALUM $65.57 CENTER RING, KF (QF) 50, VITON, OVERPRESSURE RING, 304 SS $16.15 ADAPTER, 1/4″ MALE VCR, KF (QF) 16, 304 SS $54.96