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

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

The HAM-LET Compression Fitting Adapter is a double-ferrule stainless steel fitting in a Tube x Tube configuration, with a 3/4 in OD x 3/4 in OD fitting size (MPN 774L SS 3/4). Part of the Let-Lok series, it is…

SKU 3G-OTH-471525

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

HAM-LET
Manufacturer Part Number
774L SS 3/4
Series
Let-Lok
Type
Tube x Tube
Compatible Fitting Brands
Swagelok
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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 Tube configuration, with a 3/4 in OD x 3/4 in OD fitting size (MPN 774L SS 3/4). Part of the Let-Lok series, it is compatible with Swagelok fittings. 3G Electric interprets customer demand and delivers genuine industrial equipment across 14 departments, with specialist depth in combustion, pumps and controls as an authorised distributor.

Frequently Asked Questions

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

A HAM-LET compression fitting adapter connects two tubes of the same outer diameter in a leak-tight, high-pressure fluid or gas system. The double-ferrule design provides a reliable seal in instrumentation, chemical, and petrochemical applications. 3G Electric supplies this genuine HAM-LET Let-Lok adapter worldwide.

What are the specifications of the HAM-LET 774L SS 3/4?

The HAM-LET 774L SS 3/4 is a double-ferrule stainless steel compression fitting adapter with a Tube x Tube configuration. It has a 3/4 in OD x 3/4 in OD fitting size, is part of the Let-Lok series, and is compatible with Swagelok fittings. The manufacturer part number is 774L SS 3/4.

Where to buy HAM-LET compression fittings worldwide?

3G Electric supplies genuine HAM-LET compression fittings, including the Let-Lok series, to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on the 774L SS 3/4 adapter.

How to install a HAM-LET double-ferrule compression 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 3/4 in OD tubing. Always follow the manufacturer's torque specifications for a leak-free seal.

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 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.
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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: 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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