P-385-63 Range Safety Pamphlet Download

Table 4–16 Surface danger zone data for MK 248 MOD 0 .300 Winchester Magnum small arms direct-fire ammunition 1 —Continued Altitude Impact Distance X 2 Distance Y Distance W Area A 3 Area B Angle P 4 Angle Q Ricochet (ft) media (m) (m) (m) (m) (m) (deg) (deg) vertical hazard (m) 7,000 Earth Armor 7,137 7,137 5,152 2,706 453 229 100 100 NR NR 43.15 26.25 12.10 13.05 484 208 Legend for Table 4-16: NR=not required Notes: 1 Single hearing protection should be worn by all personnel within 34 m when MK248 MOD 0 ammunition is being fired. 2 Distance X must increase by 37 m per m/sec or 19 m per knot of tail wind, measured along the line of fire. 3 Area A applies to cone SDZ only. 4 Dispersion angle of 5 degrees must increase by 0.28 degree per or 0.15 degree per knot of cross wind, measured perpendicular to the line of fire. u. Table 4–17 contains surface danger zone data for MK 248 MOD 1 .300 caliber Winchester Magnum small arms direct-fire ammunition. Table 4–17 Surface danger zone data for MK 248 MOD 1 .300 Winchester Magnum small arms direct-fire ammunition 1 Altitude (ft) Impact media Distance X 2 (m) Distance Y (m) Distance W (m) Area A 3 (m) Area B (m) Angle P 4 (deg) Angle Q (deg) Ricochet vertical hazard (m) 0 Earth Armor 6,294 6,294 4,600 3,800 390 220 100 100 NR NR 39.00 24.00 14.00 10.00 350 146 1,000 Earth Armor 6,462 6,462 4,675 3,858 402 227 100 100 NR NR 39.15 23.75 14.60 10.15 372 155 2,000 Earth Armor 6,635 6,635 4,750 3,916 414 234 100 100 NR NR 39.30 23.50 15.20 10.30 397 165 3,000 Earth Armor 6,814 6,814 4,825 3,974 426 241 100 100 NR NR 39.45 23.25 15.80 10.45 424 175 4,000 Earth Armor 6,998 6,998 4,900 4,032 438 248 100 100 NR NR 39.60 23.00 16.40 10.60 440 187 5,000 Earth Armor 7,188 7,188 4,975 4,090 450 255 100 100 NR NR 39.75 22.75 17.00 10.75 468 198 6,000 Earth Armor 7,384 7,384 5,050 4,148 462 262 100 100 NR NR 39.90 22.50 17.60 10.90 500 211 7,000 Earth Armor 7,587 7,587 5,125 5,206 474 269 100 100 NR NR 40.05 22.25 18.20 11.05 533 223 Legend for Table 4-17: NR=not required Notes: 1 Single hearing protection should be worn by all personnel within 34 m when MK248 MOD 1 ammunition is being fired. 2 Distance X must increase by 40 meters m/sec or 21 m per knot of tail wind, measured along the line of fire. 3 Area A applies to cone SDZ only. 4 Dispersion angle must increase by 0.28 degree per m/s or 0.15 degree per knot of cross range wind, measured perpendicular to the line of fire. v. Table 4–18 contains SDZ data for .50 caliber small arms direct-fire ammunition. 42 DA PAM 385–63 • 16 April 2014