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DANFOSS / EATON CPLNG 3 RL SERIES SOCKET

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Description & Features

This Danfoss / Eaton Hansen 3RL Series Socket is a female half quick disconnect coupling designed for a variety of applications including shipyards, general pneumatics, mining, and marine environments. Featuring a ball lock internal connection type, this carbon steel socket ensures a secure and reliable connection.

The quick connect and disconnect design eliminates the need for special tools, while exceeding ISO 16028 operating pressures. It features a Buna-N seal material and a ring lock safety locking mechanism. It is designed for push-to-connect and line/hose/tube end types.

SKU: 3R27

Supplier Part Number (MPN): 3R27

Specifications

Brand
Danfoss
Connection Size 1
3/8 in
Connection Size 2
1/2 in
Connection Type
Barbed
Connection Type 1
Male Hose Barb
Connection Type 2
Male Hose Barb
Dimensions
2.81 in L x 1.31 in W x 1.31 in H
Finish
Zinc Trivalent
Fitting Type
Female Half Coupling
Fluid Compatibility
Compressed Air
Latch Type
Push/Pull
Material
Steel
Material Construction
Carbon Steel
Operating Temperature
-40 to 250 deg F
Safety Locking Mechanism
Ring Lock
Seal Material
NBR
Series
3RL Series

Product Questions & Answers (1)

Question by: Rusty R on Nov 6, 2025, 4:55 PM
Is this coupler gonna work alright in a shipyard environment?
Answer by: Customer Support on Nov 7, 2025, 5:34 PM
This Danfoss/Eaton coupling is designed to hold up just fine in shipyards, and it's also made for general pneumatics, mining, and marine applications.

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