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HAM-LET Compression Fitting Union: 18 mm OD x 3/4 in OD Fitting Size - Double-Ferrule Stainless Steel Fittings
HAM-LETDouble-Ferrule Stainless Steel Fittings

HAM-LET Compression Fitting Union: 18 mm OD x 3/4 in OD Fitting Size

The HAM-LET Compression Fitting Union is a double-ferrule stainless steel fitting with a compression x compression configuration, sized 18 mm OD x 3/4 in OD. It is compatible with Swagelok fitting brands and is…

SKU 3G-OTH-471248

Brand
HAM-LET
Item
Compression Fitting Union: 18 mm OD x 3/4 in OD Fitting Size
Category
Double-Ferrule Stainless Steel Fittings
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Technical Specifications

HAM-LET
Manufacturer Part Number
763L SS 18MMX 3/4
Type
Compression x Compression
Compatible Fitting Brands
Swagelok
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HAM-LET Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The HAM-LET Compression Fitting Union is a double-ferrule stainless steel fitting with a compression x compression configuration, sized 18 mm OD x 3/4 in OD. It is compatible with Swagelok fitting brands and is identified by manufacturer part number 763L SS 18MMX 3/4.

Frequently Asked Questions

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

A HAM-LET compression fitting union connects two tubes of different sizes — 18 mm OD and 3/4 in OD — in a leak-tight, double-ferrule stainless steel design. It is commonly used in instrumentation, hydraulic, and process systems where reliable, vibration-resistant joints are required.

What are the specifications of the HAM-LET 763L SS 18MMX 3/4?

This HAM-LET double-ferrule stainless steel union has a compression x compression configuration with fitting sizes 18 mm OD and 3/4 in OD. It is compatible with Swagelok fitting brands and carries manufacturer part number 763L SS 18MMX 3/4.

Where to buy HAM-LET compression fittings worldwide?

3G Electric supplies HAM-LET compression fittings like the 763L SS 18MMX 3/4 to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial components for your instrumentation or process systems.

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

Insert the tube fully into the fitting, hand-tighten the nut, then use a wrench to tighten 1-1/4 turns past hand-tight for 18 mm OD tubing. For 3/4 in OD, follow the same procedure. Always use a gap gauge to verify proper ferrule bite and avoid over-tightening.

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.
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: 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.
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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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