Jun 30 2010

F-86 Sabre

The F-86 Sabre was a US jet fighter aircraft used by the US Air Force during the Korean War. It was developed and manufactured by the North American Aviation. The prototype, the XP-86, flew for the first time on October 1, 1947. The F-86 was produced both as a fighter-interceptor and fighter-bomber. The USAF Strategic Air Command had F-86 Sabres in service from 1949 through 1950. The fighter-bomber version (F-86H) could carry up to 2,000 lb (907 kg) of bombs, including an external fuel-type tank that could carry napalm.

During the Korean War the F-86 Sabre fought against the Soviet MiG-15 in dogfight aerial combats. Although developed in the late 1940s and outdated by the end of the 1950s, the Sabre proved adaptable and continued as a front line fighter in air forces until the last active front line examples were retired by the Bolivian Air Force in 1994. Its success led to an extended production run of more than 7,800 aircraft between 1949 and 1956, in the United States, Japan and Italy. It was by far the most-produced Western jet fighter, with total production of all variants at 9,860 units. Variants were built in Canada and Australia. The Canadair Sabre added another 1,815 airframes, and the significantly redesigned CAC Sabre had a production run of 112.

Specifications

The F-86F-40-NA was powered by one General Electric J47-GE-27 turbojet, 5,910 lbf (maximum thrust at 7.950 rpm for five min). Its maximum speed was 680 mph at 1,500 ft with 14,212 lb (6,447 kg) combat weight. It had a range of 1,525 miles. The F-86 had a length of 37 ft 1 in (11.4 m) and a wingspan of 37 ft 0 in (11.3 m). Crew: 1 (pilot).

Armament

Guns: 6 × 0.50 in (12.7 mm) M2 Browning machine guns (1,602 rounds in total)
Rockets: variety of rocket launchers; e.g: 2 × Matra rocket pods with 18× SNEB 68 mm rockets each
Missiles: 2× AIM-9 Sidewinders
Bombs: 5,300 lb (2,400 kg) of payload on four external hardpoints, bombs are usually mounted on outer two pylons as the inner pairs are wet-plumbed pylons for 2 × 200 gallons drop tanks to give the Sabre a useful range. A wide variety of bombs can be carried (max standard loadout being 2 × 1,000 lb bombs plus 2 drop tanks), napalm bomb canisters and can include a tactical nuclear weapon.

F-86 Sabre (Video)

Jun 29 2010

F-105 Thunderchief

The F-105 Thunderchief was a US jet fighter-bomber used by the United States Air Force during first years of the Vietnam War. The F-105 was developed and manufactured by Republic Aviation Company. Its first flight took place on October 2, 1955. Although it was originally designed as a single seat aircraft, a two-seat Wild Weasel version of the F-105 was later developed for use in the specialized Suppression of Enemy Air Defenses role against surface-to-air missile sites. During the Vietnam War the two-seat F-105F and F-105G Wild Weasel variants attacked and destroyed the Soviet-built S-75 Dvina/(SA-2 Guideline) surface-to-air missiles launching platforms. Two Wild Weasel American pilots were awarded the Medal of Honor for attacking North Vietnamese surface-to-air missile sites, with one shooting down two MiG-17s the same day.

Specifications

The Republic F-105D Thunderchief was powered by one Pratt & Whitney J75-P-19W afterburning turbojet, which rendered the aircraft a maximum speed of mach 2.08 (1,372 mph, or 2,208 km/h) at 36,000 ft. Its range was 2,210 miles and its service ceiling 48,400 ft, or 14,700 m. It had a length of 64 ft 4.75 in and a wingspan of 34 ft 11.25 in (10.65 m). Crew: one (pilot).

The F-105 was armed with one 20mm M61 Vulcan cannon (1,028 rounds), AIM-9 Sidewinder and AGM-12 Bullpup missiles; the aircraft could transport up to 14,000 lb (6350 kg) of bombs.

Two F-105Gs Wild Weasel Over Vietnam



F-105 Thunderchief Missions in Vietnam (video)

Jun 28 2010

Battle of Lima Site 85

The Battle of Lima Site 85 was fought between a combined force of US troops and Laos Army elements and the North Vietnamese Army 766th Regiment, from March 10 to March 11, 1968, during the Vietnam War. It took place in Phou Pha Thi, northeastern Laos. Lima Site 85 was a US helicopter landing site which had been established in 1966 on the peak of Phou Pha Thi mountain, Laos, by the US Air Force to assist ongoing aerial operations against the North Vietnamese Army, which used Laos as a sanctuary plataform from which they launched military operations against the South Vietnamese Army. The term "Lima Site" was derived from the American acronym for map designations of "Landing Sites" within the Secret War zone of the Vietnam War, an active covert battleground in the larger Cold War.

On January 12, 1968, 4 Vietnam People’s Air Force Antonov An-2 biplanes had attempted to destroy the base. The Antonov An-2 planes had reached LS 85 and begun dropping 120 mm mortar rounds on the site and making strafing runs. The battle of Lima Site 85 was initiated on the night of March 10, 1968, when the North Vietnamese Army 766th Regiment launched a diversionary attack, preceded by an artillery barrage, against the US landing base.

During the night, the North Vietnamese sappers stealthily climbed the 5,600-foot mountain, while other communist infantry units fought their way up the slopes to create a diversion. The Americans were taken by surprise when 40 North Vietnamese sappers appeared with submachine guns and RPG-7s, attacking Lima Site 85 from the rear. Several US servicemen were killed in the vicious battle that ensued. Throughout the night, US F-4 Phantom fighter-bombers and A-26 bombers repeatedly hit the attackers, while simultaneously, Air America aircraft were ready to evacuate the survivors. By morning, USAF and Air America missions had airlifted out the remaining defenders, including five American survivors and the wounded personnel.

Jun 26 2010

Rules of Engagement in Afghanistan

The present rules of engagement in Afghanistan and in Iraq, under the Obama Administration, seem to have been established to make the US and coalition forces lose the war against terrorism rather than winning it. Here is an excerpt from a report.

"…occasionally there are riveting communications, such as a recent e-mail from a noncommissioned officer (NCO) serving in Afghanistan. He explains why the rules of engagement for U.S. troops are too prohibitive for coalition forces to achieve sustained tactical successes.

"Receiving mortar fire during an overnight mission, his unit called for a 155mm howitzer illumination round to be fired to reveal the enemy’s location. The request was rejected “on the grounds that it may cause collateral damage.” The NCO says that the only thing that comes down from an illumination round is a canister, and the likelihood of it hitting someone or something was akin to that of being struck by lightning.

"Returning from a mission, his unit took casualties from an improvised explosive device that the unit knew had been placed no more than an hour earlier. “There were villagers laughing at the U.S. casualties” and “two suspicious individuals were seen fleeing the scene and entering a home.” U.S. forces “are no longer allowed to search homes without Afghan National Security Forces personnel present.” But when his unit asked Afghan police to search the house, the police refused on the grounds that the people in the house "are good people."

"On another mission, some Afghan adults ran off with their children immediately before the NCO’s unit came under heavy small-arms fire and rocket-propelled grenades (RPGs), and the unit asked for artillery fire on the enemy position. The response was a question: Where is the nearest civilian structure? “Judging distances,” the NCO writes dryly, “can be difficult when bullets and RPGs are flying over your head.” When the artillery support was denied because of fear of collateral damage, the unit asked for a “smoke mission” — like an illumination round; only the canister falls to earth — “to conceal our movement as we planned to flank and destroy the enemy.” This request was granted — but because of fear of collateral damage, the round was deliberately fired one kilometer off the requested site, making the smoke mission useless and leaving us to fend for ourselves."

Analysis of the rules of engagement in Afghanistan

This letter seems to have been written in the spirit of The NCOs Speak on Rules of Engagement. Legendary Marine Chesty Puller recognized that the NCO corps was the backbone of the U.S. Armed Forces, and would sometimes bypass his officers and go directly to his NCOs. There is nothing better than getting feedback directly from NCOs. The observations are more direct, the learning is more instinctive and developed by real life situations, and the politics is less important than the people. This is an important contribution to our understanding of the tactical impediments to the campaign in Afghanistan.

But note that The NCOS Speak concerned Iraq where the rules were in my estimation too restrictive but still more robust than in Afghanistan. In spite of the bad examples from Iraq, Marines performed recon by fire, tanks fired point blank into buildings occupied by insurgents, and in Ramadi spotters were dealt with just like insurgents. They were engaged as if they were bringing a weapon to bear – because in fact they were.

This report from Afghanistan is dreary and depressing for its reiteration of all of the problems we have rehearsed here, including the unreliability of the ANA. But the contribution is serious and unmistakable. We cannot achieve sustained tactical success with the current rules of engagement. They simply aren’t rules suited to win a counterinsurgency campaign. But the report is more stark for the sad and anecdotal report of the state of the population. The villagers are laughing at U.S. troops. So much for winning their hearts and minds by avoiding collateral damage. When the population is laughing at your weakness, the campaign won’t last much longer. It will soon be over, one way or the other.

Jun 26 2010

Hammer and Anvil Tactic

The hammer and anvil is a classic military tactic which has been used since the beginning of organized warfare. From the ancient world, in which it was used by Alexander the Great and the Roman Generals, to the Vietnam War it has been used by Generals from every empire and nations.

In ancient times the hammer and anvil tactic consisted of a diversionary frontal assault carried out by an infantry formation against the enemy front line, while the cavalry swung aroung to the enemy rear to attack it from behind. The hammer and anvil tactic began with two enemy infantry units of varying strengths clashing in a frontal assault. While the rival infantry units fought one another, fixed in the engagement, a cavalry force maneuvered around the enemy and attacked from behind, hammering and pushing it hard against the friendly infantry line, which functioned as an anvil. In order to be successful, the force attempting the maneuver had to possess a superior amount of cavalry.

In Vietnam, hammer and anvil was an infantry strategy of surrounding an enemy base area, then sending in other units, such as airmobile cavalry that used armed helicopters (UH-1) to drive the enemy out of hiding into a clearing where the communist force was mauled by the waiting friendly infantry units using machine guns and mortars. In this case, the helicopters hammered the enemy out against a strategically deployed friendly infantry force.

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