(Adds deatils) By Art Patnaude and Mark Brown Of Dow Jones Newswires LONDON (Dow Jones)--National Australia Bank Ltd. (NAB) is planning a 10-year, euro-denominated, benchmark-sized bond, and has set price guidance around 125 basis points over mid-swaps, a bank running the deal said Monday. Barclays Capital, National Australia Bank and UBS Group AG are acting as joint-lead managers. NAB is rated Aa1 by Moody's Investor Relations Inc. and AA by both Standard and Poor's Corp and Fitch Ratings. The deal is expected to price Monday, subject to market conditions. -By Art Patnaude and Mark Brown, Dow Jones Newswires; +44 (0) 207 842 9259; [email protected] (END) Dow Jones Newswires July 05, 2010 07:48 ET (11:48 GMT)