3.5" 300# RF .125" THK C4401

This Klingersil C-4401 Ring Face Stud Flange Kit, 3.5 inch, Class 300, 1/8 inch Thick helps simplify flange maintenance by grouping the key gasket kit details into a consistent product specification for industrial sealing applications. The Klingersil C-4401 sealing component, ring face / RF geometry, Class 300 / 300 lb pressure class, and 1/8 inch thickness make this a clear option for stud flange kit sourcing and gasketed flange maintenance. Klingersil C-4401 is carried through as the material name so buyers searching for Klingersil gasket material can match the part to the source specification. For buyers comparing similar products, the material, size, face style, class, and thickness details help narrow the selection without adding unsupported compatibility claims. The product data identifies size 3.5 inch, thickness 1/8 inch, and Class 300 / 300 lb pressure class. Use it for replacement gasket programs, MRO stocking, reseller catalog enrichment, and product pages that need non-branded search terms without relying on unsupported performance claims.