unclassified department of the air force procurement program fiscal years 2000 2001 budget estimates february 1999 other appropriation for 00 01 table contents page no i identification codes and glossary ii language vii exhibit p 1 viii tables are provided each activities at tabs as follows vehicular equipment communications & electronics base maintenance support spares repair parts code a line items material which have been approved service use ie classified standard or alternate b that not defined in contract method allot allotment c competitive do delivery order fca fund cite authorization mipr military interdepartmental purchase request oa obligation authority opt option oth po project reqn requisition ss sole source wp work terdepartmental