The FLKC4401RF125A2.5 is a Klingersil C-4401 Gasket Kit. This gasket kit simplifies ordering and reduces the chance of a missing item at assembly. The catalog record notes: Stud Flange Kit.
Expect good resistance to hydrocarbons, steam and hot water, and elevated flange loads. Klingersil C-4401 offers clean release and easy removal at teardown, excellent torque retention and low creep relaxation. Applications involving strong oxidizing acids in some grades or service beyond the published pressure-temperature envelope call for a different compound.
You will find this material specified across power generation, steam and hot water systems, and refining.
Reference part number FLKC4401RF125A2.5 when ordering; the item is sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation.
description 2.5" 150# RF .125" THK C4401
uf_description2 STUD FLANGE KIT
ProductCode Description Gaskets - Kits - Commodity