Chains, Packaging & Special Hardware
This group covers linked parts, packaging-related components and shapes made for a specific project. They may appear on gift packaging, closures, hanging details or special assemblies. Start with the part’s function, then use its shape, interface and sample to select the appropriate category and process.
A series of linked elements, often fitted with end attachments. Confirm the link profile, length, load and attachment method.
Bottle cap
Section titled “Bottle cap”A cap- or sleeve-shaped component that may require a thread, seal or mating container. Confirm the complete interface.
A general category for an item outside the listed forms. Confirm its function from a drawing, sample and intended use.
Choosing a starting point
Section titled “Choosing a starting point”Use this group when the part is a linked chain, packaging-related cap or sleeve, or project-specific shape. Provide a sample or drawing and show how it connects to the surrounding product. This prevents a special part from being classified by its outline alone.
Easy mix-ups
Section titled “Easy mix-ups”A chain is made from linked elements. A cap or special item may look like a closure but can have a different mating interface.
Related terms
Section titled “Related terms”Product categories · Hardware structures · Inspection and testing