HAM-LETNickel-Copper Alloy Compression Tube Fittings

HAM-LET Monel Fittings: Straight, 3/8 in Tube x 3/8 in FNPT, -320°F to 500°F

HAM-LET Monel Fittings: Straight are nickel-copper alloy compression tube fittings for 3/8 in tube x 3/8 in FNPT connections, rated from -320°F to 500°F with a maximum operating pressure of 3,000 psi (MPN 766LM3/8X3/8).

SKU 3G-OTH-657477

Brand

HAM-LET

Item

Monel Fittings: Straight, 3/8 in Tube x 3/8 in FNPT, -320°F to 500°F

Technical Specifications

HAM-LET

Manufacturer Part Number

766LM3/8X3/8 

Type

3/8 in Tube x 3/8 in FNPT, -320°F to 500°F 

Max Op Pressure

3,000 psi 

View Full Spec Sheet

Technical Documents

No technical documents available for this product.

Request documentation →

Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.

Talk to an engineer

Ask a question

HAM-LET Products

3G Electric (S) Pte. Ltd. — Singapore

Product Description

Frequently Asked Questions

What are HAM-LET Monel fittings used for?

HAM-LET Monel compression tube fittings connect 3/8 in tubing to 3/8 in FNPT ports in corrosive or cryogenic environments. They are used in chemical processing, oil and gas, and marine systems where nickel-copper alloy resists corrosion and handles temperatures from -320°F to 500°F.

What are the specifications of HAM-LET Monel fitting 766LM3/8X3/8?

This HAM-LET straight Monel fitting has a 3/8 in tube x 3/8 in FNPT connection, rated for -320°F to 500°F and a maximum operating pressure of 3,000 psi. The manufacturer part number is 766LM3/8X3/8, and it is made from nickel-copper alloy for corrosion resistance.

Where to buy HAM-LET Monel fittings worldwide?

3G Electric supplies HAM-LET Monel fittings worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine HAM-LET parts like the 766LM3/8X3/8 straight fitting to your facility, regardless of location.

How to install HAM-LET Monel compression tube fittings?

To install HAM-LET Monel compression fittings, cut tubing square, deburr, and slide the nut and ferrule onto the tube. Insert the tube fully into the fitting body, then tighten the nut finger-tight plus one to one-and-a-quarter turns with a wrench. Avoid over-tightening to prevent damage.

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 nickel-copper alloy compression tube fittings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

Browse all HAM-LET products →Contact our engineers →