DANFOSS / EATON INTERCHANGE COUP 1/4

Description & Features

Designed for hydraulic tool (HTMA interchange) and fluid transfer applications, this 1/4" female half quick disconnect coupling features a push-to-connect end and a 1/4" NPT port. The Danfoss / Eaton Interchange Coup 1/4 is part of the Hansen FD42 Series and uses a ball lock internal connection mechanism, allowing fast coupling and decoupling without the need for special tools.

Constructed from carbon steel with Buna-N seals, the coupling is rated for a minimum working temperature of -40°F and supports a flow rate of 3 gallons per minute. It exceeds ISO 16028 operating pressures, making it well suited for demanding hydraulic tool circuits. The two-way valve configuration supports controlled fluid flow in connected systems.

SKU: FD42-1001-04-04

Supplier Part Number (MPN): FD42-1001-04-04

Alternate Part Numbers: C1FK52

Specifications

Brand
Danfoss
Connection Size 1
1/4 in
Connection Size 2
1/4 in
Connection Type
Female Quick-Disconnect, FNPT
Connection Type 1
Female Quick Disconnect
Connection Type 2
FNPTF
Fitting Type
Coupling
Material
Steel
Material Construction
Carbon Steel
nmfc
50
Operating Temperature
-40
Seal Material
NBR
Series
FD42 Series
Thread Size
1/4-18
Valve Type
2-Way

Product Questions & Answers (1)

Question by: Steve M on Mar 10, 2026, 12:20 PM
Reckon this'll hook up to my hydraulic tools without a fuss?
Answer by: Customer Support on Mar 12, 2026, 6:34 AM
this quick disconnect coupling is designed for hydraulic tool (HTMA interchange) applications, so it should connect easily. It's a push-to-connect type, so no special tools needed.

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