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

HAM-LET Let-Lok Double-Ferrule Tube Fitting Adapter

The HAM-LET Compression Fitting Adapter (SKU 3G-OTH-471957) is a double-ferrule stainless steel tube fitting from the Let-Lok series, sized 1/4 in OD x 7/16 in OD x 7/16 in Pipe. It is compatible with Parker A-LOK…

SKU 3G-OTH-471957

Also listed as: 739LTFLSS14X14BD · 739LTFL SS 1 4 X 1 4 BD · 739LTFL-SS-1-4-X-1-4-BD

Brand
HAM-LET
Item
Let-Lok Double-Ferrule Tube Fitting Adapter
Part Number
739LTFL SS 1/4 X 1/4 BD
Category
Double-Ferrule Stainless Steel Fittings
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Technical Specifications

HAM-LET
Manufacturer Part Number
739LTFL SS 1/4 X 1/4 BD
Series
Let-Lok
Type
Tube
Fitting Size
1/4 in OD x 7/16 in OD x 7/16 in Pipe
Pipe Fitting Size
7/16 in
Compatible Fitting Brands
Parker A-LOK

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

Product Description

The HAM-LET Compression Fitting Adapter (SKU 3G-OTH-471957) is a double-ferrule stainless steel tube fitting from the Let-Lok series, sized 1/4 in OD x 7/16 in OD x 7/16 in Pipe. It is compatible with Parker A-LOK fittings and carries the manufacturer part number 739LTFL SS 1/4 X 1/4 BD.

Frequently Asked Questions

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

This double-ferrule stainless steel tube adapter connects 1/4 in OD tubing to 7/16 in OD tubing or 7/16 in pipe, providing a leak-tight seal in instrumentation, hydraulic, and process systems. It is compatible with Parker A-LOK fittings for retrofit or repair applications.

What are the specifications of the HAM-LET 739LTFL SS 1/4 X 1/4 BD?

This HAM-LET Let-Lok adapter has a fitting size of 1/4 in OD x 7/16 in OD x 7/16 in Pipe, with a pipe fitting size of 7/16 in. It is a double-ferrule stainless steel tube fitting, compatible with Parker A-LOK brands, MPN 739LTFL SS 1/4 X 1/4 BD.

Where to buy HAM-LET compression fittings worldwide?

3G Electric supplies and delivers HAM-LET Let-Lok compression fittings worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to ensure your order arrives at your facility, regardless of location.

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

Insert the tube fully into the fitting until it bottoms on the shoulder. Tighten the nut finger-tight, then use a wrench to tighten 1-1/4 turns for 1/4 in OD tubing. Always follow the manufacturer’s instructions for torque and re-make procedures to ensure a leak-free seal.

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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