4" 300# FF .062" THK C4401

The FLKC4401FF062B4 is a Klingersil C-4401 Gasket Kit. This gasket kit consolidates matched sealing components into one part number. The catalog record notes: Stud Flange Kit.

Klingersil C-4401 is specified here for excellent torque retention and low creep relaxation, clean release and easy removal at teardown. The material holds up against steam and hot water, elevated flange loads, and hydrocarbons. It should not be specified for service in service beyond the published pressure-temperature envelope or strong oxidizing acids in some grades.

Maintenance and OEM teams specify it across power generation, refining, and chemical processing.

Stocked as FLKC4401FF062B4 and sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation.