may2013_fwp.htm

Filed pursuant to Rule 433
Registration No. 333-177949
CUSIP #:  63743HEG3

NATIONAL RURAL UTILITIES COOPERATIVE FINANCE CORPORATION

Medium-Term Notes, Series C
With Maturities of Nine Months or More from Date of Issue

Floating Rate Notes

Issuer:
National Rural Utilities Cooperative Finance Corporation
   
Issue Ratings:
A2 / A (Moody’s / S&P)
   
Principal Amount:
$250,000,000.00
   
Security Type:
Senior Unsecured
   
Issue Price:
100% of Principal Amount
   
Trade Date:
5/21/2013
   
Original Issue Date:
5/29/2013
   
Maturity Date:
5/27/2016
   
Initial Interest Rate:
Determined as if the Original Issue Date was an Interest Reset Date
   
Base Rate:
USD 3-month LIBOR
   
Spread:
Plus 25 basis points
   
Index Maturity:
3-month
   
Interest Payment Dates:
February 29, May 29, August 29, and November 29, and the maturity date, commencing August 29, 2013
   
Interest Reset Dates:
February 29, May 29, August 29, and November 29
   
Payment at Maturity:
The payment at maturity will be 100% of the Principal Amount plus accrued and unpaid interest, if any
   
Redemption Date:
None
   
Agent’s Discount or Commission:
0.15%
   
Agent(s):
KeyBanc Capital Markets Inc., PNC Capital Markets LLC
   
Capacity:
Agent
   
Form of Note:
(Book-Entry or Certificated)
Book-Entry
   
Denominations:
$1,000 x $1,000
   
Other Terms:
None


Note: A securities rating is not a recommendation to buy, sell, or hold securities and may be subject to revision or withdrawal at any time.

The issuer has filed a registration statement (including a prospectus) with the U.S. Securities and Exchange Commission (SEC) for this offering. Before you invest, you should read the prospectus for this offering in that registration statement, and other documents the issuer has filed with the SEC for more complete information about the issuer and this offering. You may get these documents for free by searching the SEC online database (EDGAR®) at www.sec.gov. Alternatively, you may obtain a copy of the prospectus from KeyBanc Capital Markets Inc. by calling toll-free at 1-866-227-6479 or from PNC Capital Markets LLC by calling toll-free 1-800-765-8472.