MS812021 does not exist in a vacuum. For full compliance, also obtain these PDFs:
: Safety rules for the construction and installation of lifts. This is a primary standard for passenger and goods passenger lifts and is identical to the European standard EN 81-20:2014. ms812021 standard pdf
The is more than just a file—it is a critical tool for ensuring safety, reliability, and legal compliance in threaded fastener applications. While the temptation to download a free, unauthorized copy is understandable, the risks of using an outdated or incomplete document far outweigh the short-term savings. MS812021 does not exist in a vacuum