The security alert in Conway Street in west Belfast has now ended.
A number of pipe bomb type devices were found during the search of a house.
A quantity of ammunition was also been discovered during the search. All of the items have now been removed for further examination.
Conway Street has now reopened to traffic and evacuated residents allowed to return to their homes.
Detective Chief Inspector Pete Mullan said: “The search, which was part of an ongoing investigation into organised criminality associated to INLA by detectives from PSNI’s Reactive and Organised Crime Branch, uncovered 5 pipe bombs and a quantity of ammunition.
“These are for one purpose only - to kill and injure people. Today’s operation demonstrates our ongoing commitment to keep people safe in our communities.
“Information from the community is vital and I would continue to ask for the public to report any suspicious activity to police on 101 or if you wish to remain anonymous, through Crimestoppers on 0800 555111.”