psacct-6.3-10.i386.rpm in updates/5.2/kernel-2.2/i386 depends on glibc 2.1 and by default RH 5.2 systems don't have 2.1. rpm -Uvh psacct-6.3-10.i386.rpm error: failed dependencies: libc.so.6(GLIBC_2.1) is needed by psacct-6.3-10 libc.so.6(GLIBC_2.0) is needed by psacct-6.3-10
If you wish to install psaact-6.3-10 on a 5.2 box, you will need to rebuild from the src rpm: rpm --rebuild psacct-6.3-10.src.rpm rpm -U /usr/src/redhat/RPMS/i386/psacct-6.3-10.i386.rpm
Oops. Fixed RPMS should be there now. In any case, yes, rebuilding the source RPM should work.