SP3

SP3 may refer to:

sp³ hybrids, a type of orbital hybridisation
Sp3 transcription factor, a protein and the gene which encodes it
Savoia-Pomilio SP.3, a reconnaissance and bomber aircraft built in Italy
USS Zipalong (SP-3), an armed motorboat
1971 SP3 or 3922 Heather, a main-belt asteroid discovered on September 26, 1971
1984 SP3 or 3155 Lee, a main-belt asteroid discovered on September 28, 1984
SP3, a model of steam toy made by British manufacturer Mamod
Service pack 3, for computer software
Socket SP3, a CPU socket for AMD processors
SP3, a sink in the Sima Pumacocha, a cave in Peru
Surface Pro 3, a 2-in-1 personal computer by Microsoft

This disambiguation page lists articles associated with the same title formed as a letter–number combination.
If an internal link led you here, you may wish to change the link to point directly to the intended article.