GASKET, KLNGR C4401, 4.000" 400# RF

The 13850RF062C0400FC is a green Klingersil C-4401 Class 400 ring face Flange Gasket measuring a 4 inch nominal pipe size, a Class 400 pressure rating, and a thickness of 0.062 inch. This flange gasket seals a bolted flange connection across the full pressure rating of the class. Supplementary detail from the product record: NPS, 0.062 THK.

Klingersil C-4401 is specified for reliable sealing on flanges with modest surface finish and a calendered, compressed fiber structure bound with elastomer. This material stands up to steam and hot water, hydrocarbons, and elevated flange loads. It should not be specified for service in strong oxidizing acids in some grades or service beyond the published pressure-temperature envelope.

You will find this material specified across power generation, steam and hot water systems, and pulp and paper.

This item is sold individually under part number 13850RF062C0400FC. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.