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HAM-LET Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Fitting Size - Double-Ferrule Stainless Steel Fittings
HAM-LETDouble-Ferrule Stainless Steel Fittings

HAM-LET Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Fitting Size

The HAM-LET Compression Fitting Adapter is a double-ferrule stainless steel fitting in a Tube x MNPT configuration, part of the Let-Lok series. It adapts from 3/8 in OD tube to a 1/4 in pipe fitting size and is…

SKU 3G-OTH-471670

Brand
HAM-LET
Item
Compression Fitting Adapter: 3/8 in OD x 1/4 in Pipe Fitting Size
Category
Double-Ferrule Stainless Steel Fittings
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Technical Specifications

HAM-LET
Manufacturer Part Number
768L SS 3/8 X 1/4 TC
Series
Let-Lok
Type
Tube x MNPT
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 is a double-ferrule stainless steel fitting in a Tube x MNPT configuration, part of the Let-Lok series. It adapts from 3/8 in OD tube to a 1/4 in pipe fitting size and is compatible with Parker A-LOK fittings. 3G Electric interprets demand for this OEM-sourced component across 14 industrial departments, with specialist depth in combustion, pumps and controls ensuring the right answer for your application.

Frequently Asked Questions

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

A HAM-LET compression fitting adapter connects 3/8 in OD tubing to a 1/4 in male NPT pipe thread, creating a leak-tight seal in instrumentation, hydraulic, and process systems. Its double-ferrule design ensures vibration resistance and reliable performance in industrial applications.

What are the specifications of the HAM-LET 768L SS 3/8 X 1/4 TC?

This HAM-LET adapter is a Tube x MNPT fitting from the Let-Lok series, with a 3/8 in OD tube size and 1/4 in pipe fitting size. It is made of stainless steel, uses double-ferrule construction, and is compatible with Parker A-LOK fittings. The manufacturer part number is 768L SS 3/8 X 1/4 TC.

Where to buy HAM-LET compression fittings worldwide?

3G Electric supplies HAM-LET compression fittings worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner across 14 industrial departments, we provide genuine OEM components like the Let-Lok series adapter, ensuring the right fit for your application.

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

To install a HAM-LET double-ferrule fitting, slide the nut and ferrules onto the tube, insert the tube fully into the body, then tighten the nut by hand. Use a wrench to tighten an additional 1-1/4 turns for proper ferrule swaging. Always follow manufacturer guidelines for torque and tube preparation.

Used in

Common applications for HAM-LET
Oil and gas — HAM-LET H99 Series needle valves for instrument isolation in high-pressure lines
Chemical processing — HAM-LET H-400 Series check valves for backflow prevention in corrosive fluid systems
Semiconductor manufacturing — HAM-LET EVZS4R-BV diaphragm valves for ultra-high-purity gas distribution
Power generation — HAM-LET H-6800 Series three-way ball valves for cooling water flow switching
Analytical instrumentation — HAM-LET H300U Series metering valves for precise flow regulation in lab gas systems
Hydraulic systems — HAM-LET H-410 Series poppet check valves for load-holding in hydraulic circuits

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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HAM-LET Compression Fitting Adapter: 8 mm OD x 1/4 in Pipe Fitting Size, Compression x MNPT (MPN 768L-SS-8MM X 1/4). Key specifications — Compatible Fitting Brands: Let-Lok; Brand: HAM-LET.
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HAM-LET Compression Fitting Adapter: 8 mm OD x 1/4 in Pipe Fitting Size, Compression x MNPT (MPN 768L-SS-8MM X 1/4). Key specifications — Compatible Fitting Brands: Let-Lok; Brand: HAM-LET.
HAM-LET Compression Fitting Adapter: 1/2 in OD x 3/4 in Pipe Fitting Size, Tube x MNPT (MPN 769L SS 1/2 X 3/4). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET; Fitting Size: 1/2 in OD x 3/4 in Pipe.
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HAM-LET Compression Fitting Adapter: 1/2 in OD x 3/4 in Pipe Fitting Size, Tube x MNPT (MPN 769L SS 1/2 X 3/4). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET; Fitting Size: 1/2 in OD x 3/4 in Pipe.
HAM-LET Compression Tee Fitting: 3/8 in OD x 1/4 in Pipe x 3/8 in OD Fitting Size, Stainless Steel (MPN 771L SS 3/8 X 1/4). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
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HAM-LET Compression Tee Fitting: 3/8 in OD x 1/4 in Pipe x 3/8 in OD Fitting Size, Stainless Steel (MPN 771L SS 3/8 X 1/4). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
HAM-LET Compression Fitting Adapter: 12 mm OD x 1/4 in Pipe Fitting Size, Tube x MNPT (MPN 739LM SS 12MMX 1/4). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Fitting Adapter: 12 mm OD x 1/4 in Pipe Fitting Size, Tube x MNPT (MPN 739LM SS 12MMX 1/4). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
HAM-LET Compression Fitting Adapter: 14 mm OD x 1/2 in Pipe Fitting Size, Compression x FNPT (MPN 766L SS 14MMX 1/2). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Fitting Adapter: 14 mm OD x 1/2 in Pipe Fitting Size, Compression x FNPT (MPN 766L SS 14MMX 1/2). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
HAM-LET Compression Fitting Adapter: 3/8 in OD x 3/8 in OD Fitting Size, Tube x Tube (MPN 767LP SS 3/8). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Fitting Adapter: 3/8 in OD x 3/8 in OD Fitting Size, Tube x Tube (MPN 767LP SS 3/8). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
HAM-LET Compression Tee Fitting: 1/8 in OD x 1/8 in OD x 1/8 in Pipe Fitting Size, Stainless Steel (MPN 772L SS 1/8 X 1/8). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
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HAM-LET Compression Tee Fitting: 1/8 in OD x 1/8 in OD x 1/8 in Pipe Fitting Size, Stainless Steel (MPN 772L SS 1/8 X 1/8). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
HAM-LET Compression Fitting Adapter: 20 mm OD x 20 mm OD Fitting Size, Compression x Compression (MPN 767LP SS 20MM). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Fitting Adapter: 20 mm OD x 20 mm OD Fitting Size, Compression x Compression (MPN 767LP SS 20MM). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.