DANFOSS / EATON FLEXMASTER - CODE FX

Description & Features

Designed for use in hydraulic tube and pipe joint assemblies, this nitrile gasket is a replacement sealing component for the Danfoss / Eaton Flexmaster - Code Fx system. Nitrile construction provides reliable sealing performance and is suited for use in systems where fluid compatibility with petroleum-based hydraulic media is required, with a minimum working temperature rating of -25°C.

The Flexmaster gasket supports quick connect and disconnect functionality, simplifying maintenance and reducing downtime during servicing. Its design also helps absorb machine vibration, making it well-suited for dynamic hydraulic applications. Sized for a 4 end size on both connections, this gasket is compatible with line, hose, and tube end configurations.

SKU: NK1000063N400

Supplier Part Number (MPN): NK1000063N400

Specifications

Brand
Danfoss
Color
Black
Connection Type
Tube
Dimensions
4-1/2 in OD
Fitting Type
Gasket
Material
FKM
Material Construction
FKM
nmfc
50
Size
#4

Product Questions & Answers (1)

Question by: Dean M on Nov 25, 2025, 12:50 PM
Is this gasket made to handle petroleum-based hydraulic fluid?
Answer by: Customer Support on Nov 27, 2025, 12:02 PM
Yes, its nitrile construction makes it suitable for use with petroleum-based hydraulic media.

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