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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, type Tube x FNPT, in the Let-Lok series. It connects 3/8 in OD tubing to a 1/4 in pipe fitting and is compatible with Swagelok…

SKU 3G-OTH-471680

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
774LF SS 3/8 X 1/4
Series
Let-Lok
Type
Tube x FNPT
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, type Tube x FNPT, in the Let-Lok series. It connects 3/8 in OD tubing to a 1/4 in pipe fitting and is compatible with Swagelok brands. This adapter is supplied with the manufacturer part number 774LF SS 3/8 X 1/4.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

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 FNPT pipe thread. It is used in instrumentation, hydraulic, and pneumatic systems where a leak-tight, vibration-resistant seal is required. The double-ferrule design ensures reliable metal-to-metal grip on the tube.

What are the specifications of the HAM-LET 774LF SS 3/8 X 1/4?

The HAM-LET 774LF SS 3/8 X 1/4 is a double-ferrule stainless steel adapter in the Let-Lok series. It has a tube size of 3/8 in OD and a pipe fitting size of 1/4 in FNPT. It is compatible with Swagelok brands and is supplied by 3G Electric.

Where to buy HAM-LET compression fittings in worldwide?

3G Electric supplies HAM-LET 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 774LF SS 3/8 X 1/4 adapter.

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

To install a HAM-LET double-ferrule fitting, insert the tube fully into the fitting until it bottoms against the shoulder. Tighten the nut finger-tight, then use a wrench to tighten 1-1/4 turns for 3/8 in OD tubing. Always follow the manufacturer's torque specifications for leak-free performance.

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: 4 mm OD x 1/4 in Pipe Fitting Size, Compression x MNPT (MPN 769L SS 4 MMX 1/4). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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