DANFOSS / EATON FLEXMASTER - CODE FX

Description & Features

Designed for use in hydraulic tube and pipe joint assemblies, this silicone gasket is part of the Danfoss / Eaton Flexmaster - Code Fx product line, manufactured under the Aeroquip brand. Silicone construction supports a minimum working temperature of -65°F, making it suitable for applications where low-temperature flexibility and sealing integrity are required.

The gasket is sized at 1.25 inches on both ends and is compatible with line, hose, and tube end connections. As a Flexmaster replacement gasket component, it is intended for use in industrial hydraulic systems requiring reliable, field-serviceable joint sealing. Fluid compatibility documentation is available from Eaton for reference when specifying this part for particular media.

SKU: NK1000063S125

Supplier Part Number (MPN): NK1000063S125

Specifications

Brand
Danfoss
Color
Rust Orange
Connection Type
Tube
Dimensions
1.66 in OD
Fitting Type
Gasket
Material
Silicone
Material Construction
Silicone
nmfc
50

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Product Questions & Answers (1)

Question by: Lance M on Feb 7, 2026, 6:32 AM
What's the lowest temperature this gasket can handle before it gives out?
Answer by: Customer Support on Feb 8, 2026, 11:25 AM
This silicone gasket is rated to function down to -65°F, which makes it good for low-temperature applications.

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