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HANSEN HK Series Hydraulic Quick-Connect Coupling Plug - HK Series Hydraulic Quick-Connect Coupling Plugs
HANSENHK Series Hydraulic Quick-Connect Coupling Plugs

HANSEN HK Series Hydraulic Quick-Connect Coupling Plug

The HANSEN HK Series Hydraulic Quick-Connect Coupling Plug (MPN LL3K21) is a 3/8 in coupling-size component constructed from 303 Stainless Steel. It features a 3/8"-18 FNPT thread connection. This product is designed…

SKU 3G-OTH-450760

Brand
HANSEN
Item
HK Series Hydraulic Quick-Connect Coupling Plug
Part Number
LL3K21
Category
HK Series Hydraulic Quick-Connect Coupling Plugs
Available to Order
Also known as:LL3K21HANSEN
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

HANSEN
Manufacturer Part Number
LL3K21
Type
FNPT
Thread Size
3/8"-18
Body Material
303 Stainless Steel
Stainless Steel
303

Technical Documents

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HANSEN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HANSEN HK Series Hydraulic Quick-Connect Coupling Plug (MPN LL3K21) is a 3/8 in coupling-size component constructed from 303 Stainless Steel. It features a 3/8"-18 FNPT thread connection. This product is designed for hydraulic quick-connect applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the HANSEN HK Series hydraulic quick-connect coupling plug used for?

The HANSEN HK Series hydraulic quick-connect coupling plug (MPN LL3K21) is used in hydraulic systems for rapid connection and disconnection of fluid lines. It is suitable for industrial applications requiring a 3/8 in coupling size and 303 Stainless Steel construction, such as in manufacturing, agriculture, and mobile equipment.

What are the specifications of the HANSEN LL3K21 quick-connect coupling?

The HANSEN LL3K21 is a 3/8 in coupling-size hydraulic quick-connect plug with a 3/8"-18 FNPT thread. Its body is made of 303 Stainless Steel. This HK Series component is designed for reliable hydraulic quick-connect applications, offering corrosion resistance and durability in demanding environments.

Where to buy HANSEN hydraulic quick-connect couplings worldwide?

You can source the HANSEN HK Series quick-connect coupling plug (MPN LL3K21) through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine HANSEN components for your hydraulic systems.

How to install a HANSEN quick-connect hydraulic coupling plug?

To install the HANSEN HK Series coupling plug, ensure the mating coupler is clean and undamaged. Apply thread sealant to the 3/8"-18 FNPT connection and tighten to the manufacturer's recommended torque. Always depressurize the system before connection. For best practice, consult the HANSEN installation guide for your specific application.

Used in

Common applications for HANSEN
Hydraulic systems — HANSEN FF Series push-to-connect couplings for quick line changes in manufacturing equipment
Medical gas delivery — HANSEN oxygen quick-disconnect plugs with hose barb connections for hospital gas outlets
Pneumatic tool lines — HANSEN sleeve-lock couplings for air tools in assembly plants
Oil and gas transfer — HANSEN steel-bodied couplings for high-flow hydraulic circuits in drilling rigs
Tool organization — HANSEN socket trays and wrench racks for maintenance shop storage
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HANSEN Products

3G Electric supplies HANSEN hk series hydraulic quick-connect coupling plugs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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The HANSEN LL2K16 is a 1/4 in coupling-size hydraulic quick-connect plug from the HK Series. It features a 1/4"-18 FNPT thread and is constructed from 303 Stainless Steel. Designed for quick, leak-free connection and disconnection in hydraulic systems, it is commonly used in industrial machinery, mobile equipment, and hydraulic tools
HANSEN
The HANSEN LL2K16 is a 1/4 in coupling-size hydraulic quick-connect plug from the HK Series. It features a 1/4"-18 FNPT thread and is constructed from 303 Stainless Steel. Designed for quick, leak-free connection and disconnection in hydraulic systems, it is commonly used in industrial machinery, mobile equipment, and hydraulic tools

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