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, ISO 100, VITON, ALUM., RETAINER$25.76Product Code: MKISO100CRAR Category: ISO,LF Flanges and FittingsAlum. Centering Ring with Viton O-ring +Alum. RetainerAvailability: In stock CENTER RING, ISO 100, VITON, ALUM., RETAINER quantity Add to cart Free Shipping on Orders Over $100**Exclusions apply. See Shipping & Return Policy for details.A(inch)B(inch) 5.043.89 Related products Sale! ADAPTER, 3/4″ MALE NPT, KF (QF) 25, 304 SS $67.50 $56.00 TEE, ADAPTIVE, KF (QF) 25 to 1/8″ FEMALE, NPT, ALUM $69.43 ADAPTER, 1/4″ MALE NPT, KF (QF) 40, 304 SS $53.03 Sale! ADAPTER, 1/2″ MALE NPT, KF (QF) 25, 304 SS $61.71 $38.50