CARTRIDGES, CALIBER.50: ARMOR-PIERCING-INCENDIARY, MB; AND ARMOR-PIECING-INCENDIARY-TRACER, M20 (SUPERSEDING MIL-C-3066B)
弹药筒 口径50:燃烧装甲 MB；和装甲燃烧示踪剂M20（取代MIL-C-3066B）

1997-07-31

CARTRIDGES, CALIBER.50: ARMOR-PIERCING-INCENDIARY, MB; AND ARMOR-PIECING-INCENDIARY-TRACER, M20 (SUPERSEDING MIL-C-3066A) (S/S BY MIL-C-3066C)
子弹 口径 50:穿甲弹——燃烧弹 MB；和装甲拼接燃烧示踪剂 M20（取代MIL-C-3066A）（S/S改为MIL-C-3066C）

1990-10-31

CARTRIDGES, CALIBER.50: ARMOR-PIERCING-INCENDIARY, MB; AND ARMOR-PIECING-INCENDIARY-TRACER, M20 (SUPERSEDING MIL-C-3066A) (S/S BY MIL-C-3066C)
弹药筒 口径50:燃烧装甲 MB；和装甲燃烧示踪剂M20（取代MIL-C-3066A）

1992-01-06

CARTRIDGE, CALIBER.50 ARMOR-PIERCING, M2 (S/S BY MIL-C-3066)
子弹 口径 50穿甲 M2（由MIL-C-3066提供）

1967-08-25