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HAM-LET Compression Fitting Adapter: 5/8 in OD x 3/8 in Pipe Fitting Size - Double-Ferrule Stainless Steel Fittings
HAM-LETDouble-Ferrule Stainless Steel Fittings

HAM-LET Compression Fitting Adapter: 5/8 in OD x 3/8 in Pipe Fitting Size

The HAM-LET Compression Fitting Adapter is a double-ferrule stainless steel fitting, type Tube x FNPT, from the Let-Lok series. It adapts from 5/8 in OD tube to 3/8 in pipe fitting size and is compatible with…

SKU 3G-OTH-471594

Also listed as: 770LSS58X38 · 770L SS 5 8 X 3 8 · 770L-SS-5-8-X-3-8

Brand
HAM-LET
Item
Compression Fitting Adapter: 5/8 in OD x 3/8 in Pipe Fitting Size
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 5/8 X 3/8
Series
Let-Lok
Type
Tube x FNPT
Compatible Fitting Brands
Swagelok

Technical Documents

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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, from the Let-Lok series. It adapts from 5/8 in OD tube to 3/8 in pipe fitting size and is compatible with Swagelok brands. This adapter is sourced and supplied by 3G Electric, a global industrial solutions provider with specialist depth in combustion, pumps and controls.

Frequently Asked Questions

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

A HAM-LET compression fitting adapter connects 5/8 in OD tubing to a 3/8 in female NPT pipe port. It is used in instrumentation, hydraulic, and pneumatic systems where leak-free, vibration-resistant connections are required. 3G Electric supplies this double-ferrule stainless steel fitting globally.

What are the specifications of the HAM-LET 770L SS 5/8 X 3/8?

This HAM-LET adapter is a double-ferrule stainless steel fitting from the Let-Lok series. It adapts 5/8 in OD tube to 3/8 in FNPT pipe size. The manufacturer part number is 770L SS 5/8 X 3/8, and it is compatible with Swagelok brands.

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 logistics, customs, and delivery to your location. Contact us to source the 770L SS 5/8 X 3/8 adapter or other Let-Lok series fittings for your application.

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

Insert the tube fully into the fitting until it bottoms on the shoulder. Hand-tighten the nut, then use a wrench to turn 1-1/4 turns for 5/8 in OD tube. This creates a leak-tight seal. Always follow manufacturer guidelines and use proper tube support. 3G Electric can provide sourcing support.

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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