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HAM-LET Let-Lok Double-Ferrule Stainless Steel Fitting: 3/4 in - Double-Ferrule Stainless Steel Fittings
HAM-LETDouble-Ferrule Stainless Steel Fittings

HAM-LET Let-Lok Double-Ferrule Stainless Steel Fitting: 3/4 in

The HAM-LET Let-Lok Series 770L SS 3/4 X 3/4 is a double-ferrule stainless steel compression fitting adapter, configured as Tube x FNPT with a 3/4 in OD x 3/4 in Pipe fitting size. It is compatible with Swagelok…

SKU 3G-OTH-471589

Also listed as: 770LSS34X34 · 770L SS 3 4 X 3 4 · 770L-SS-3-4-X-3-4

Brand
HAM-LET
Item
Let-Lok Double-Ferrule Stainless Steel Fitting: 3/4 in
Category
Double-Ferrule Stainless Steel Fittings
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

HAM-LET
Manufacturer Part Number
770L SS 3/4 X 3/4
Series
Let-Lok
Type
Tube x FNPT
Fitting Size
3/4 in OD x 3/4 in Pipe
Compatible Fitting Brands
Swagelok

Technical Documents

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

Product Description

The HAM-LET Let-Lok Series 770L SS 3/4 X 3/4 is a double-ferrule stainless steel compression fitting adapter, configured as Tube x FNPT with a 3/4 in OD x 3/4 in Pipe fitting size. It is compatible with Swagelok fittings, supporting reliable connections in industrial fluid systems.

Frequently Asked Questions

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

The HAM-LET Let-Lok 770L SS 3/4 X 3/4 double-ferrule stainless steel adapter connects 3/4 in OD tubing to a 3/4 in FNPT threaded port. It is used in industrial fluid systems requiring leak-tight, vibration-resistant joints, such as instrumentation, chemical processing, and hydraulic lines.

What are the specifications of the HAM-LET 770L SS 3/4 X 3/4?

This HAM-LET Let-Lok Series adapter has a fitting size of 3/4 in OD x 3/4 in Pipe, type Tube x FNPT, and is made of stainless steel. It is compatible with Swagelok fittings and carries MPN 770L SS 3/4 X 3/4. The double-ferrule design ensures reliable sealing in high-pressure systems.

Where to buy HAM-LET compression fittings worldwide?

3G Electric supplies HAM-LET Let-Lok compression fittings, including the 770L SS 3/4 X 3/4 adapter, to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this and other industrial fluid system components.

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

To install the HAM-LET Let-Lok adapter, slide the nut and ferrules onto the tube, insert the tube fully into the fitting body, then tighten the nut finger-tight plus 1-1/4 turns for 3/4 in OD tubing. Use a backup wrench on the body to avoid twisting. Always follow manufacturer torque guidelines for leak-free connections.

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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