P04002 is a "container" hot fix that contains "member" hot fixes which will update your SAS software components.
See "What is a container hot fix?" in the SAS Hot Fix FAQ for more information on container and member hot fixes.
A manifest listing the contents of each of the following "member" hot fixes is available:
P02002 manifest for SAS Enterprise GRC Mid-Tier 5.1_M5
P03002 manifest for SAS Enterprise GRC Administrative Tools 5.1_M5