The GBU-39/B Small Diameter Bomb (SDB) is a 250-pound (110 kg) precision-guided glide bomb that is intended to allow aircraft to carry a greater number of smaller, more accurate bombs. Most US Air Force aircraft will be able to carry (using the BRU-61/A rack [16]) a pack of four SDBs in place of a single 2,000-pound (910 kg) Mark 84 bomb.

The GBU-39B Small Diameter Bomb, or SDB, is an extended range all-weather, day or night 250-pound class, guided munition. The SDB relies on the Global Positioning System to provide navigation to the target.

Mar 24, 2025 · The GBU-39 already has a rack to load multiple units, the BRU-61, however it is used only by combat aircraft. While the BRU-61 loaded with four GBU-39s weights 1,397 lb (634 kg) and thus falls ...

• GBU-39/B weapon • BRU-61/A four-weapon smart pneumatic carriage • Mission planning system • Logistics support system The carriage with four SDBs can replace a single 1,000- or 2,000-lb weapon, quadrupling the number of targets serviced for a single aircraft sortie. The stand-off range provided by SDB’s wings provides employment

May 25, 2024 · US-supplied GBU-39/B SDB (Small Diameter Bomb) is being proven largely “resilient” to Russia’s EW (Electronic Warfare) “jamming,” according to reports.

The GBU-39/B uses a multi-purpose warhead for penetration and blast/fragmentation effects, and is guided by a GPS-enhanced inertial navigation system. The GPS unit is equipped with the latest SAASM/AJ (Selective Availability Anti-Spoofing Module / Anti-Jam) technology.

Feb 17, 2025 · After initially flying only air defense missions, a photo of a Ukrainian F-16 armed with eight GBU-39 SDBs confirms that the Vipers are also being employed in the air-to-ground role.

The GBU-39 Small Diameter Bomb (SDB) is a 250 lb (110 kg) precision-guided glide bomb that is intended to provide aircraft with the ability to carry a higher number of more accurate bombs. Most US Air Force aircraft will be able to carry (using the BRU-61/A rack) a pack of four SDBs in place of a single 2,000 lb (907 kg) bomb.

Sep 21, 2017 · The GBU-39 Small Diameter Bomb (SDB) is a 250 lb (110 kg) precision-guided glide bomb that is intended to provide aircraft with the ability to carry a higher number of more accurate bombs. Most US Air Force aircraft will be able to carry (using the BRU-61/A rack) a pack of four SDBs in place of a single 2,000 lb (907 kg) bomb.

The GBU-39 Small Diameter Bomb (SDB) is a guided air-delivered bomb in the 250-pound weight class, developed and predominantly produced by Boeing in the United States. The munition entered service in 2006, and has been produced in at least three variants, with at least two different warhead configurations.