Joint Direct Attack Munition (JDAM)
(GBU-29, GBU-30, GBU-31, GBU-32)

JDAM Information

Specifications
Mission  Close air support, interdiction, offensive counterair, suppression of enemy air defense, naval anti-surface warfare, amphibious strike
Targets  Mobile hard, mobile soft, fixed hard, fixed soft, maritime surface
Variant  JDAM JDAM-PIP
Service  Air Force and Navy Air Force 
Program status  Development
First capability 1997 2004
Guidance method  GPS/INS (autonomous) GPS/INS mid-course with a terminal seeker yet to be selected
Range Greater than 5 nautical miles, up to 15 miles
Circular error probable 13 meters using integrated GPS/INS unit
30 meters using INS only
3 meters
Development cost $683.9M FY 1995 estimate
$399.3M FY 1999 estimate 
Air Force has programmed about $76.5 million for development through 2001 
Production cost  $4,154.4 million
Total cost  $4,650.6 million
Acquisition unit cost $62,846
Average unit cost
(40,000 units) 
$18,000 current estimate
$42,200 initial estimate
Quantity Navy: 12,000
Air Force: 62,000
5,000--kits to be added to basic JDAM 
Platforms  B-52, B-1, B-2, F-22, F-16, F-15E, F- 117, F-14 A/B/D, F/A-18C/D, F/A-18E/F, AV-8B, P-3, S-3  B-52, B-1, B-2, F-16, F-15E, F-117