Exhibit 99.1

News Release Corporate Communications
MN01-1030
5050 Lincoln Drive
Edina, MN 55436 Phone:  952-351-3087
Fax:  952-351-3009

For Immediate Release

Media Contact:	Investor Contact:
Bryce Hallowell	Steve Wold
Phone:  952-351-3087	Phone:  952-351-3056
E-mail:  bryce.hallowell@atk.com	E-mail:  steve_wold@atk.com

ATK ANNOUNCES PRICING OF SENIOR

SUBORDINATED NOTES OFFERING

Minneapolis, March 6, 2006 – Alliant Techsystems Inc. (NYSE: ATK) today announced that it has priced an offering of $400 million aggregate principal amount of 6.750% Senior Subordinated Notes due 2016. The issue price of the senior subordinated notes is 100%. ATK intends to use the net proceeds from the offering, which is expected to close on March 15, 2006, to redeem all of its outstanding 8 ½% Senior Subordinated Notes due 2011.

The offering is being made pursuant to ATK’s effective shelf registration statement filed with the Securities and Exchange Commission. When available, a prospectus supplement relating to this proposed offering may be obtained from Banc of America Securities LLC, 9 West 57^th Street, 6^th Floor, New York, New York 10019 (telephone (800) 294-1322, dg.prospectus_distribution@bofasecurities.com).

This press release does not constitute an offer to sell or a solicitation of an offer to buy the senior subordinated notes, nor shall there be any sale of the senior subordinated notes in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction.

ATK is a $3.1 billion advanced weapon and space systems company employing approximately 15,000 people in 23 states.  Company news and information can be found on the internet at www.atk.com.

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