This SAE Aerospace Recommended Practice (ARP) recommends design and test criteria for reusable shipping and storage stands for aircraft engines. An optional hard cover (enclosure) is also specified.
SAE ARP4898-2005 history
2005SAE ARP4898-2005 STANDS, SHIPPING AND STORAGE, AIRCRAFT ENGINES, REUSABLE
1997SAE ARP4898-1997 Stands@ Shipping and Storage@ Aircraft Engines@ Reusable