Per ASME B30.9 …
Each metal mesh sling shall be marked by the manufacturer to include:
- Name or trademark of the manufacturer, or if repaired, the entity performing the repair
- Rated load for at least one hitch type and the angle upon which it is based
- Individual sling identification (ex: serial number)
It is the responsibility of the user …
To maintain the sling identification—ensuring it remains legible during the life of the sling. If the identification is missing or illegible, it should be removed from service.