NEW YORK (Reuters) - Wal-Mart Stores Inc (WMT.N: Quote, Profile, Research) on Tuesday sold $2.5 billion debt in a two-part sale, said a market source familiar with the deal.

The offering included $1 billion of five-year notes yielding 1.60 percentage points over comparable U.S. Treasuries and $1.5 billion in 30-year bonds yielding 1.88 percentage points over Treasuries.

The joint lead managers on the sale are Citigroup Global markets, Credit Suisse, Goldman Sachs and RBS Greenwich Capital.

(Reporting by Caryn Trokie, Editing by Chizu Nomiyama)