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HAM-LET Compression Fitting Plug: 5/8 in OD Fitting Size, Compression - Double-Ferrule Stainless Steel Fittings
HAM-LETDouble-Ferrule Stainless Steel Fittings

HAM-LET Compression Fitting Plug: 5/8 in OD Fitting Size, Compression

The HAM-LET Compression Fitting Plug is a double-ferrule stainless steel fitting from the Let-Lok series, sized for 5/8 in OD tubing (MPN 7121L SS 5/8). It is compatible with Swagelok fitting brands, enabling…

SKU 3G-OTH-471697

Brand
HAM-LET
Item
Compression Fitting Plug: 5/8 in OD Fitting Size, Compression
Category
Double-Ferrule Stainless Steel Fittings
Available to Order
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Technical Specifications

HAM-LET
Manufacturer Part Number
7121L SS 5/8
Series
Let-Lok
Type
Compression, Stainless Steel
Compatible Fitting Brands
Swagelok
View Full Spec Sheet

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

Product Description

The HAM-LET Compression Fitting Plug is a double-ferrule stainless steel fitting from the Let-Lok series, sized for 5/8 in OD tubing (MPN 7121L SS 5/8). It is compatible with Swagelok fitting brands, enabling reliable sealing in industrial fluid systems.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

A HAM-LET compression fitting plug seals the end of a tubing run in industrial fluid systems. It is commonly used in instrumentation, chemical processing, and hydraulic applications where a leak-tight, double-ferrule connection is required.

What are the specifications of the HAM-LET 7121L SS 5/8 compression fitting plug?

The HAM-LET 7121L SS 5/8 is a double-ferrule stainless steel compression fitting plug from the Let-Lok series. It fits 5/8 in OD tubing and is compatible with Swagelok fitting brands, providing reliable sealing in high-pressure fluid systems.

Where to buy HAM-LET compression fitting plugs worldwide?

3G Electric supplies HAM-LET compression fitting plugs worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver genuine HAM-LET Let-Lok fittings to your facility, regardless of location.

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

Insert the tubing fully into the fitting until it bottoms against the shoulder. Tighten the nut finger-tight, then use a wrench to turn the nut 1-1/4 turns past finger-tight for proper ferrule swaging. Always follow the manufacturer's installation instructions for optimal sealing.

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 Plug: 4 mm OD Fitting Size, Compression, Stainless Steel (MPN 7121L-SS-4MM). Key specifications — Series: LETLOK; Compatible Fitting Brands: Let-Lok; Brand: HAM-LET.
HAM-LET Compression Fitting Cap: 1 in OD Fitting Size, Compression, Stainless Steel (MPN 7108L SS 1). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Fitting Cap: 1 in OD Fitting Size, Compression, Stainless Steel (MPN 7108L SS 1). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
HAM-LET Compression Tee Fitting: 3/8 in OD x 3/8 in Pipe x 3/8 in OD Fitting Size, Stainless Steel (MPN 771L SS 3/8 X 3/8). 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 3/8 in Pipe x 3/8 in OD Fitting Size, Stainless Steel (MPN 771L SS 3/8 X 3/8). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
HAM-LET Compression Tee Fitting: 10 mm OD x 10 mm OD x 8 mm OD Fitting Size, Stainless Steel (MPN 764LR SS 10MMX10MMX8MM). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Tee Fitting: 10 mm OD x 10 mm OD x 8 mm OD Fitting Size, Stainless Steel (MPN 764LR SS 10MMX10MMX8MM). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
HAM-LET Compression Tee Fitting: 1/2 in OD x 3/8 in Pipe x 1/2 in OD Fitting Size, Stainless Steel (MPN 771L SS 1/2 X 3/8). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
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HAM-LET Compression Tee Fitting: 1/2 in OD x 3/8 in Pipe x 1/2 in OD Fitting Size, Stainless Steel (MPN 771L SS 1/2 X 3/8). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
HAM-LET Compression Cross Fitting: 1/4 in OD x 1/4 in OD x 1/4 in OD x 1/4 in OD Fitting Size (MPN 7102L SS 1/4). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
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HAM-LET Compression Cross Fitting: 1/4 in OD x 1/4 in OD x 1/4 in OD x 1/4 in OD Fitting Size (MPN 7102L SS 1/4). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Parker A-LOK; Brand: HAM-LET.
HAM-LET Compression Fitting Union: 12 mm OD x 12 mm OD Fitting Size, Compression x Compression (MPN 774L SS 12MM). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Fitting Union: 12 mm OD x 12 mm OD Fitting Size, Compression x Compression (MPN 774L SS 12MM). Key specifications — Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
HAM-LET Compression Fitting Adapter: 1/4 in OD x 1/4 in Pipe Fitting Size, Tube x MNPT (MPN 768L SS 1/4 X 1/4 TC). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET.
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HAM-LET Compression Fitting Adapter: 1/4 in OD x 1/4 in Pipe Fitting Size, Tube x MNPT (MPN 768L SS 1/4 X 1/4 TC). Key specifications — Series: Let-Lok; Compatible Fitting Brands: Swagelok; Brand: HAM-LET.