A-A-50554 NOTICE 1 11 DECEMBER 2002 COMMERCIAL ITEM DESCRIPTION FILTER, AIR-EXTENDED AREA, INITIAL INSTALLATION A-A-50554, dated 9 OCTOBER 1997, has been reviewed and determined to be valid for use in acquisition. Custodians: Preparing activity: Army - CR4 DLA-IS Navy - YD Air Force - 99 AMSC N/A FSC 4130 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited.INCH-POUND NOTICE OF VALIDATION Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-