HAM-LET Compression Fitting Union: 3 mm OD x 3 mm OD Fitting Size
The HAM-LET Compression Fitting Union is a double-ferrule stainless steel fitting with a 3 mm OD x 3 mm OD compression x compression configuration (MPN 774L SS 3 MM). It is compatible with Swagelok fitting brands…
SKU 3G-OTH-472066
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Product Description
The HAM-LET Compression Fitting Union is a double-ferrule stainless steel fitting with a 3 mm OD x 3 mm OD compression x compression configuration (MPN 774L SS 3 MM). It is compatible with Swagelok fitting brands, ensuring reliable connections in industrial tubing systems.
Frequently Asked Questions
What is a HAM-LET compression fitting union used for?
A HAM-LET compression fitting union connects two 3 mm OD tubes in a straight line, creating a leak-tight seal in industrial tubing systems. It is commonly used in instrumentation, chemical processing, and fluid handling applications where reliable, vibration-resistant connections are required.
What are the specifications of the HAM-LET 774L SS 3 MM compression fitting?
The HAM-LET 774L SS 3 MM is a double-ferrule stainless steel compression union with 3 mm OD x 3 mm OD compression x compression ends. It is compatible with Swagelok fitting brands and is designed for high-integrity tubing connections in demanding environments.
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, we provide genuine HAM-LET parts like the 774L SS 3 MM union to industrial buyers across multiple sectors.
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 and tighten an additional 1-1/4 turns for 3 mm OD tubing. Always follow manufacturer guidelines for proper ferrule seating and leak-free performance.
Used in
Common applications for HAM-LETHAM-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.









