We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

HAM-LET Let-Lok Double-Ferrule Stainless Steel Fitting: 3/8 in - Double-Ferrule Stainless Steel Fittings
HAM-LETDouble-Ferrule Stainless Steel Fittings

HAM-LET Let-Lok Double-Ferrule Stainless Steel Fitting: 3/8 in

The HAM-LET Let-Lok Series Double-Ferrule Stainless Steel Fitting is a compression fitting adapter with a 3/8 in OD tube x 3/8 in FNPT pipe fitting size (MPN 766L SS 3/8 X 3/8). It is compatible with Swagelok fitting…

SKU 3G-OTH-471923

Also listed as: 766LSS38X38 · 766L SS 3 8 X 3 8 · 766L-SS-3-8-X-3-8

Brand
HAM-LET
Item
Let-Lok Double-Ferrule Stainless Steel Fitting: 3/8 in
Category
Double-Ferrule Stainless Steel Fittings
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

HAM-LET
Manufacturer Part Number
766L SS 3/8 X 3/8
Series
Let-Lok
Type
Tube x FNPT
Compatible Fitting Brands
Swagelok

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The HAM-LET Let-Lok Series Double-Ferrule Stainless Steel Fitting is a compression fitting adapter with a 3/8 in OD tube x 3/8 in FNPT pipe fitting size (MPN 766L SS 3/8 X 3/8). It is compatible with Swagelok fitting brands, providing a reliable connection for industrial tubing systems.

Frequently Asked Questions

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

A HAM-LET Let-Lok double-ferrule stainless steel compression fitting adapter connects 3/8 in OD tubing to a 3/8 in FNPT threaded port. It is used in industrial instrumentation, hydraulic, and pneumatic systems where a leak-tight, vibration-resistant seal is required.

What are the specifications of the HAM-LET 766L SS 3/8 X 3/8 fitting?

The HAM-LET 766L SS 3/8 X 3/8 is a Let-Lok series double-ferrule stainless steel compression fitting adapter. It has a 3/8 in OD tube size and a 3/8 in FNPT pipe thread. It is compatible with Swagelok fitting brands for reliable tubing connections.

Where to buy HAM-LET compression fittings worldwide?

3G Electric supplies HAM-LET Let-Lok compression fittings worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on the 766L SS 3/8 X 3/8 adapter.

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

To install a HAM-LET Let-Lok 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 3/8 in 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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from HAM-LET

View all HAM-LET parts
This double-ferrule stainless steel fitting connects 12 mm OD tubing to a 1/4 in male NPT threaded port. It is used in industrial tubing systems to create a leak-tight, vibration-resistant seal without welding or soldering. Compatible with Swagelok fitting brands
HAM-LET
This double-ferrule stainless steel fitting connects 12 mm OD tubing to a 1/4 in male NPT threaded port. It is used in industrial tubing systems to create a leak-tight, vibration-resistant seal without welding or soldering. Compatible with Swagelok fitting brands
This double-ferrule stainless steel fitting connects 14 mm OD tubing to a 1/2 in female NPT port. It uses compression x FNPT connection type and is compatible with Swagelok fitting brands for integration into existing systems
HAM-LET
This double-ferrule stainless steel fitting connects 14 mm OD tubing to a 1/2 in female NPT port. It uses compression x FNPT connection type and is compatible with Swagelok fitting brands for integration into existing systems
This double-ferrule stainless steel fitting from the Let-Lok series connects two 3/8 in OD tubes in a tube-to-tube configuration. It is used in industrial fluid systems requiring leak-free connections, such as instrumentation and chemical processing. Compatible with Swagelok brands
HAM-LET
This double-ferrule stainless steel fitting from the Let-Lok series connects two 3/8 in OD tubes in a tube-to-tube configuration. It is used in industrial fluid systems requiring leak-free connections, such as instrumentation and chemical processing. Compatible with Swagelok brands
This HAM-LET compression tee fitting is a double-ferrule stainless steel design from the Let-Lok series. It has a 1/8 in OD tube size on all three ports and is compatible with Parker A-LOK fittings. Used to create a leak-tight branch connection in tubing systems for instrumentation, chemical processing, and hydraulic applications
HAM-LET
This HAM-LET compression tee fitting is a double-ferrule stainless steel design from the Let-Lok series. It has a 1/8 in OD tube size on all three ports and is compatible with Parker A-LOK fittings. Used to create a leak-tight branch connection in tubing systems for instrumentation, chemical processing, and hydraulic applications
This double-ferrule stainless steel compression fitting adapter connects two tubes of the same outer diameter in industrial tubing systems. With a 20 mm OD x 20 mm OD compression x compression configuration, it provides a leak-tight, vibration-resistant seal for high-pressure fluid or gas lines. Compatible with Swagelok fitting brands
HAM-LET
This double-ferrule stainless steel compression fitting adapter connects two tubes of the same outer diameter in industrial tubing systems. With a 20 mm OD x 20 mm OD compression x compression configuration, it provides a leak-tight, vibration-resistant seal for high-pressure fluid or gas lines. Compatible with Swagelok fitting brands
This HAM-LET compression tee fitting is a double-ferrule stainless steel fitting with a Tube x Tube x Tube configuration for 1/8 in OD tubing. Part of the Let-Lok series, it is compatible with Parker A-LOK fittings. Used in industrial fluid systems to connect three tubes in a T-configuration, providing leak-tight sealing in instrumentation, chemical, and gas applications
HAM-LET
This HAM-LET compression tee fitting is a double-ferrule stainless steel fitting with a Tube x Tube x Tube configuration for 1/8 in OD tubing. Part of the Let-Lok series, it is compatible with Parker A-LOK fittings. Used in industrial fluid systems to connect three tubes in a T-configuration, providing leak-tight sealing in instrumentation, chemical, and gas applications
This HAM-LET Let-Lok adapter is a double-ferrule stainless steel fitting with a 5/16 in OD tube connection and a 1/8 in male NPT pipe thread. It is used to transition from tubing to threaded ports in instrumentation, hydraulic, and pneumatic systems requiring leak-free sealing. Compatible with Parker A-LOK fitting brands
HAM-LET
This HAM-LET Let-Lok adapter is a double-ferrule stainless steel fitting with a 5/16 in OD tube connection and a 1/8 in male NPT pipe thread. It is used to transition from tubing to threaded ports in instrumentation, hydraulic, and pneumatic systems requiring leak-free sealing. Compatible with Parker A-LOK fitting brands
This double-ferrule compression fitting adapter connects 10 mm OD tubing to a 1/4 in MBSPP threaded port. Made of stainless steel, it provides leak-tight, vibration-resistant seals in industrial fluid systems. Compatible with Swagelok fitting brands
HAM-LET
This double-ferrule compression fitting adapter connects 10 mm OD tubing to a 1/4 in MBSPP threaded port. Made of stainless steel, it provides leak-tight, vibration-resistant seals in industrial fluid systems. Compatible with Swagelok fitting brands