Ordered as FLKC4401RF125B6, this is a Klingersil C-4401 Gasket Kit. The gasket kit simplifies ordering and reduces the chance of a missing item at assembly. The catalog record notes: Stud Flange Kit.
Klingersil C-4401 is specified here for clean release and easy removal at teardown, calendered, compressed fiber structure bound with elastomer. The material holds up against a broad range of process chemicals, elevated flange loads, 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, power generation, and steam and hot water systems.
Reference part number FLKC4401RF125B6 when ordering; the item is sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
description 6" 300# RF .125" THK C4401
uf_description2 STUD FLANGE KIT
ProductCode Description Gaskets - Kits - Commodity