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Close Air Support Munitions Snake & Nape:   F-100 dropping Mk 82 Snakeye retarded bomb with BLU-1/B finned napalm canisters on the outboard pylons.   (USAF photo)   (Click image for larger view)     U. S. General Purpose Bombs Used in Southeast Asia MK80-series of GP Bombs (comparison image) Aerial Munition Minimum Safe Distances Weapon Type Weight (LB) Protected Troops Unprotected Troops     MK 81 LD GP bomb 250 215 m 620 m     MK 82 LD GP bomb 500 225 m 700 m     MK 82 HD GP bomb 500 170 m 700 m     M117 LD GP bomb 750 215 m 830 m     M117 HD GP bomb 750 160 m 830 m     MK 84 LD GP bomb 2,000 250 m 720 m     M118 LD GP bomb 3,000 250 m 1,174 m     Napalm Incendiary   115 m ---     CBU (except 24/49) Cluster bomb   110 m 250 m     CBU 24/49 Cluster bomb   1,000 m 1,000 m     Rockets 2.75 in.   215 m 215 m     Guns 20mm   45 m --- NOTE:   LD: Low drag (no retardation)     HD: High drag (" Snakeye" retardation fins)    • More Source: Appendix 2: General Air Munitions Data   (scroll all the way down) Vietnam Lessons Learned No. 77: Fire Support Coordination in the Republic of Vietnam United States Military Assistance Command, Vietnam, 20 May 1970          Original Document (pdf, page C-60) Additional Details on General Purpose (GP) Bombs & Fuses   (PDF; detailed) Links to additional Close Air Support information: Description of the Tactical Air Control System (TACS) • TACS Areas of Responsibility (AOR) Primer on Close Air Support Procedures • CAS Guide for Ground Commanders Primer on CAS munitions Return to Top