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DANFOSS / EATON/HANSEN CPLNG

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Description & Features

This quick disconnect coupling plug is part of the Danfoss / Eaton Hansen HK Series. It features a ball lock internal connection and a 2-way valve type. It is constructed of brass with Buna-N seals for broad fluid compatibility.

This coupling is suitable for applications including agriculture, hydraulic tools, general industry, construction, fluid transfer, transportation, military, law enforcement/rescue, chemical, oil and gas, consumer products, HVAC, food and beverage, trucks, aerospace, and medical.

The male half features a push-to-connect end type and a 6 gallon per minute flow rate. It exceeds ISO 16028 operating pressures and meets ISO 7241-1 Series B certifications. The female end measures 0.375" with BSPP end type.

SKU: B3K21BS

Supplier Part Number (MPN): B3K21BS

Specifications

Brand
Danfoss
Connection Size 1
3/8 in
Connection Size 2
3/8 in
Connection Style
Manual
Connection Type
Female BSP
Connection Type 1
Female BSPP
Connection Type 2
Female BSPP
Dimensions
1.01 in Dia x 1.76 in L
Fitting Type
Coupling
Fluid Compatibility
Hydraulic Fluids
Hex Size
7/8 in
Latch Type
Push/Pull
Material
Brass
Material Construction
Brass
Operating Temperature
-40 to 250 deg F
Seal Material
NBR
Series
HK1-8 Series
Thread Size
3/8-19
Valve Type
2-Way

Product Questions & Answers (1)

Question by: Glen S on Aug 27, 2025, 6:57 PM
Will this here fitting work alright for hydraulic fluid transfer on my farm equipment?
Answer by: Customer Support on Aug 29, 2025, 4:03 PM
Yes, this quick disconnect coupling plug is well-suited for fluid transfer applications, including agricultural equipment. It's made of brass with Buna-N seals, which offer broad fluid compatibility.

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