Installation and Upgrade > Windchill ESI > Installing and Configuring Windchill ESI in an SAP Environment > Object Number Lengths in SAP
  
Object Number Lengths in SAP
This section describes certain aspects of how SAP handles object number length.
Object Type
SAP Database Field Lengths
Parts (Materials)
18 characters
Documents
25 characters
Change Notices (Change Masters)
12 characters
Process plans(Routing)
8 characters
Sequences
6 characters
Equipment
18 characters
Process Materials
18 characters
Operation labels
4 characters
* 
For object types other than Operations, the applicable field in the above table is Number. For Operations however, it is Label.