LONDON (Dow Jones)--The U.K. Debt Management Office has priced a new conventional syndicated gilt maturing in 2040 via Barclays Capital, Morgan Stanley, Nomura Holdings Inc. and the Royal Bank of Canada, one of the banks leading the deal said Tuesday. Terms are as follows: Amount: GBP8 billion Maturity: Dec. 7, 2040 Coupon: 4.25% Reoffer Price: 100.121 Payment Date: June 30, 2010 Spread: One basis point over the 2039 4.25% gilt Yield: 4.243% Debt Ratings: Aaa (Moody's) AAA (Standard & Poor's) AAA (Fitch) -By Michael Wilson, Dow Jones Newswires; 44 20 7842 9349; [email protected] (END) Dow Jones Newswires June 29, 2010 10:17 ET (14:17 GMT)