Subaru Legacy 2004 Service Manual page 2894

12) Install a new oil seal with ST.
ST 498447120 OIL SEAL INSTALLER
13) Install the companion flange.
NOTE:
Use a plastic hammer to install companion flange.
14) Tighten the self-locking nut within the specified
torque range so that the turning resistance of com-
panion flange becomes the same as that of before
oil seal replacement.
ST 498427200 FLANGE WRENCH
NOTE:
Use a new self-locking nut.
Tightening torque:
T-type:
!
181 N m (18.5 kgf-m, 134 ft-lb)
VA-type:
!
191 N m (19.5 kgf-m, 141 ft-lb)
ST
15) Hereafter, reassemble in the reverse order of
disassembly.
Rear Differential Front Oil Seal
ST
DI-00292
DI-00194
DI-73
DIFFERENTIALS