

William Hackett is a world-renowned manufacturer of chain and lifting solutions, trusted by professionals in the most demanding industries. Their reputation is built on centuries of craftsmanship combined with modern manufacturing standards.
Holloway Houston brings this heritage of quality to your applications. We provide a wide selection of William Hackett products, including chain slings, lifting blocks, and hoisting equipment. Our partnership ensures you have access to hardware that meets strict DNV 2.7-1 and EN1677 standards, supported by Holloway's testing and certification services.


The HA range is the most complete selection of links available today. Designed specifically for offshore containers, these links are manufactured from triple alloy steel.
William Hackett has been a name synonymous with chain manufacturing since 1892. Today, they are a global leader in lifting solutions, providing hardware that underpins major projects in oil & gas, renewables, and construction.
Their commitment to compliance is unmatched. Products are manufactured in accordance with EN1677-4 and certified on a batch basis to the requirements of DNV 2.7-1, DNV 2.7-3, and EN12079-2.
Key Attributes
William Hackett products are not designed to lift; they are manufactured to survive. The HA range is engineered to perform in the harshest offshore conditions without compromising safety.


Suitable for use from -40°C up to +200°C without any reduction in Working Load Limit.


Charpy impact values in excess of 42 Joules at -40°C, ensuring ductility in freezing conditions.


The HA range is type-approved to DNV 2.7-1 under approval number TAS000013Z.


Design factor of 5:1 for maximum reliability.
For your convenience, Holloway Houston has made the William Hackett technical catalogs available for download. These documents include dimensional drawings, load charts, and certification details.
Technical data for the HA range of master links, featuring DNV Type Approval No. TAS000013Z.
Download PDFSpecifications for HA quad assemblies designed for offshore container sets, Type Approval No. TAS000013Z.
Download PDFComprehensive catalog covering specifications for industrial and offshore manual chain blocks.
Download PDFTechnical data and load charts for heavy-duty lever hoists designed for lifting and pulling applications.
Download PDFGeneral catalog covering beam clamps, trolleys, and associated lifting appliances for rigging operations.
Download PDFHolloway stocks William Hackett hardware you need to keep your project moving. Contact our rigging team for pricing and availability.
Get the latest technical updates on DNV-approved rigging hardware.