Products search Shop By Category Questions? Email us!sales@mackvacuum.com AdaptersCF 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) 25, BUNA, 304 SS$5.49Product Code: MKKF25CRB Category: KF (QF) Flanges and FittingsKF Centering Ring w/ Buna O-ringAvailability: In stock CENTER RING, KF (QF) 25, 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) 25, BUNA, 304 SSA(inch)B(inch) 0.981.02 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 TEE, ADAPTIVE, KF (QF) 50 to 1/8″ FEMALE, NPT, ALUM $90.64 TEE, ADAPTIVE, KF (QF) 40 to 1/4″ FEMALE, NPT, ALUM $81.96 CENTER RING, KF (QF) 40, BUNA, 304 SS $8.01 ADAPTER, 1/4″ MALE NPT, KF (QF) 40, 304 SS $53.03