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HAM-LET Let-Lok Double-Ferrule Stainless Steel Tube x FNPT Adapter - Double-Ferrule Stainless Steel Fittings
HAM-LETDouble-Ferrule Stainless Steel Fittings

HAM-LET Let-Lok Double-Ferrule Stainless Steel Tube x FNPT Adapter

The HAM-LET Compression Fitting Adapter is a double-ferrule stainless steel fitting in the Let-Lok series, configured as a 1/2 in OD tube x 1/4 in FNPT pipe adapter (MPN 739LF SS 1/2 X 1/4). It is compatible with…

SKU 3G-OTH-471736

Also listed as: 739LFSS12X14 · 739LF SS 1 2 X 1 4 · 739LF-SS-1-2-X-1-4

Brand
HAM-LET
Item
Let-Lok Double-Ferrule Stainless Steel Tube x FNPT Adapter
Part Number
739LF SS 1/2 X 1/4
Category
Double-Ferrule Stainless Steel Fittings
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Technical Specifications

HAM-LET
Manufacturer Part Number
739LF SS 1/2 X 1/4
Series
Let-Lok
Type
Tube x FNPT
Compatible Fitting Brands
Swagelok

Technical Documents

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HAM-LET Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HAM-LET Compression Fitting Adapter is a double-ferrule stainless steel fitting in the Let-Lok series, configured as a 1/2 in OD tube x 1/4 in FNPT pipe adapter (MPN 739LF SS 1/2 X 1/4). It is compatible with Swagelok fitting brands, providing a reliable connection for industrial tubing systems.

Frequently Asked Questions

What is a HAM-LET compression fitting adapter used for?

A HAM-LET compression fitting adapter connects 1/2 in OD tubing to a 1/4 in FNPT threaded port in industrial fluid systems. The double-ferrule design provides a leak-tight seal, making it suitable for instrumentation, chemical processing, and hydraulic applications where reliable tube-to-pipe transitions are required.

What are the specifications of the HAM-LET 739LF SS 1/2 X 1/4?

This HAM-LET adapter is a double-ferrule stainless steel fitting from the Let-Lok series. It has a 1/2 in OD tube connection on one end and a 1/4 in FNPT pipe thread on the other. The manufacturer part number is 739LF SS 1/2 X 1/4, and it is compatible with Swagelok fitting brands.

Where to buy HAM-LET compression fittings worldwide?

3G Electric supplies HAM-LET compression fittings, including the 739LF SS 1/2 X 1/4 adapter, to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine HAM-LET parts to your facility, regardless of location.

How to install a HAM-LET double-ferrule fitting?

To install a HAM-LET double-ferrule fitting, insert the tube fully into the fitting body, then tighten the nut finger-tight. Mark the nut position, then tighten an additional 1-1/4 turns for 1/2 in OD tubing. Always follow the manufacturer's torque specifications and use proper tube support to avoid leaks.

Used in

Common applications for HAM-LET
Oil and gas — HAM-LET high-pressure needle valves and single-valve manifolds for wellhead control panels and sampling systems.
Chemical processing — Let-Lok double-ferrule fittings in 316L stainless steel for corrosive fluid transfer lines and dosing skids.
Semiconductor fabrication — HAM-LET diaphragm valves and high-purity fittings for ultrapure water and specialty gas delivery.
Analytical instrumentation — HAM-LET metering valves and compression fittings for GC, HPLC, and mass spectrometry sample handling.
Power generation — HAM-LET ball valves and manifolds for steam and water sampling in boiler and turbine systems.
Research laboratories — HAM-LET needle valves and tube adapters for bench-scale gas and liquid flow control rigs.
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HAM-LET Products

3G Electric supplies HAM-LET double-ferrule stainless steel fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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