556 (disambiguation)
556 is the year 556 AD.
556 may also refer to:
- 556 (number)
- 556 BC
- German submarine U-556
- 5.56mm or 5.56×45mm NATO, a common rifle cartridge
- Sig 556, a commercial variant of the Sig SG 551 rifle designed for the American civilian market
- 5-56, a popular brand of penetrating oil
- 556 dual timer, an integrated circuit
- 556, a fictional character in the Sgt. Frog series
This disambiguation page lists articles associated with the same number.
If an internal link led you here, you may wish to change the link to point directly to the intended article.
If an internal link led you here, you may wish to change the link to point directly to the intended article.