GASKET, KLNGR C4401, 42.00" 150# RF

Ordered as 13850RF125A4200, this is a green Klingersil C-4401 Class 150 ring face Flange Gasket supplied with a 42 inch nominal pipe size, a Class 150 pressure rating, and a thickness of 0.125 inch. The flange gasket fills the microscopic imperfections in flange faces so the joint holds pressure. The catalog record notes: NPS, 0.125 THK.

Klingersil C-4401 is known for consistent thickness and density across the sheet, a calendered, compressed fiber structure bound with elastomer. This material stands up to hydrocarbons, a broad range of process chemicals, and steam and hot water. It should not be specified for service in service beyond the published pressure-temperature envelope or strong oxidizing acids in some grades.

Common environments for this compound include refining, chemical processing, and steam and hot water systems.

Stocked as 13850RF125A4200 and sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.