This Aeroquip by Danfoss / Eaton FC3254 Series spare part nut is a DANFOSS / EATON REUSABLE ADAPTER - CODE made from carbon steel with a zinc finish for corrosion resistance.
These reusable adapters are available in a variety of sizes and are compatible with a range of hydraulic fluids; see the attached document for compatibility information.
What fluids can I use with this nut? I need to make sure it's compatible with what we got in the shop.
Answer by: Customer Support on Nov 1, 2025, 3:15 PM
For fluid compatibility, you'll want to check out the attached document link. It has the specifics on which hydraulic fluids work with these Danfoss/Eaton reusable adapters.