Yep. Just need to make sure you separate the adhesive sticking on top of the metal plate and the sim card reader assembly before putting new one on.
Usually the new one comes with adhesive.
Make sure you get the exact model for your phone or else sim card and/or microSD card will not work at all as part will be incompatible if different model number from label on battery compartment or board / phone.
This is what the part looks like:
http://www.ebay.com.au/itm/SIM-Memory-Card-Reader-Holder-Tray-Slot-Flex-For-Samsung-Galaxy-S4-I9500-I9505-/131235608851?hash=item1e8e407913:g:ILYAAOSwNSxVD-cE