Designed for hydraulic fluid transfer in demanding mobile applications, the Danfoss / Eaton Coupling is part of the Hansen 5100 Series quick disconnect line. Built from brass with Buna-N seals, this complete coupling handles a minimum working temperature of -40°F and is rated to exceed ISO 16028 operating pressures, making it well suited for on-highway hydraulic wet lines, dump and refuse vehicles, and bulk liquid transfer.
Both ends feature 1/4" female NPTF thread-to-connect ports, with a rated flow of 7 gallons per minute. The 2-way valve design allows quick connection and disconnection without special tools, streamlining fluid line management in the field. The Aeroquip sub-brand designation reflects Eaton's Hansen product lineage for this coupling series.
SKU: 5111-6B
Supplier Part Number (MPN): 5111-6B
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Specifications
Application
Hydraulics and fluid transfer, On-highway hydraulic wet lines, Dump and refuse vehicles, Bulk liquid transfer
Brand
Danfoss Power Solutions (II LLC Aeroquip)
Brand
Aeroquip
Pack Size
1.00
UOM
EA
End Gender 1
13553
End Gender 2
13555
End Size 1
0.25
End Size 2
0.25
End Type 1
NPTF
End Type 2
NPTF
Features
Quick connect and disconnect|No need for special tools|Exceeds ISO 16028 operating pressures
Hey, I'm swapping out some fittings on my rig, and just wanna make sure this Eaton coupling will actually fit. It says 1/4" NPTF, but wanna double-check?
Answer by: Customer Support on Nov 14, 2025, 9:09 AM
Yes, this Danfoss / Eaton coupling does indeed have 1/4" female NPTF threads on both ends, so it should work for your application.