The RNZAF McDonnell Douglas A-4K Skyhawk

1970 – 1997

 

 

 

 

The Skyhawk Order And Delivery

RNZAF Official

 

Initially the New Zealand Defence Council had recommended that the McDonnell Douglas  F-4 Phantom II be ordered as a replacement for the BAe Canberra. The retirement of the Canberra having been highlighted in the 1966 Defence Review, a paper which had also emphasised the future of the close-ground support role for the RNZAF.

 

This recommendation was however rejected by the Government of the day and after a re-evaluation it was in June 1968 that Prime Minister Holyoake announced the purchase of fourteen McDonnell Douglas A-4 Skyhawks. Ten single seat A-4’s at a cost of $900,000 each and four two seat trainer TA-4’s at $1,000,000 each, the cost of the package rising to $23,000,000 with the inclusion of spares, support equipment, training aids, and the training of air and ground crews.

 

After the initial rejection a team headed by Wing Commander Gill had travelled to the USA to evaluate the Skyhawk ensuring that it met the Defence Review requirements and additional considerations such as the aircraft’s ability to cross the Tasman, land at Whenuapai, weapons accuracy, expected life and facilities that were required to operate it.

 

Early January 1970, Squadron Leader Scrimshaw, Commanding Officer no 75 Squadron, lead a team of ten pilots, twenty technical personnel and an administration to US Naval Air Station Cecil (Florida) to undergo training on the Squadron’s new mount. These personnel remained in the United States until the Skyhawks were delivered to New Zealand.

 

January 16, the New Zealand Ambassador to the United States officially accepted the first two Skyhawks, NZ 6201 and NZ 6251 on behalf of the Royal New Zealand Air Force in a ceremony at the McDonnell Douglas plant at El Segundo in California.

 

  

 

The logistics of ferrying the fourteen aircraft back to New Zealand, an exercise that would have required the input of air-to-air refuelling resources, were solved with an offer from the US Navy to transport the Skyhawks to New Zealand aboard the helicopter carrier, USS Okinawa.

The USS Okinawa arrived in Auckland on May 17, 1970 with the Skyhawks cocooned in a white plastic coating being unloaded throughout the morning and in the afternoon the aircraft were towed from the wharf through the streets and motorways of Auckland to Base Whenuapai where they were to be stripped of the protective coating surrounding the aircraft and its engine. Large numbers of locals took this unusual opportunity to obtain their first look  at the new strike aircraft.

 

The first Skyhawk to be readied, NZ 6254, eventually took off at 2:15 pm on May 21 piloted by Squadron Leader Scrimshaw. This first flight had been planned for the previous day however bad weather forced a postponement. Low cloud on the morning of the 21st threatened this flight which after two low level passes completed a number of air tests before flying south to Base Ohakea.

 

Over the next week the remainder of the fleet were prepared and dispatched to Ohakea as per the attached chart.

 

Ohakea Delivery Dates.

 

 

Entry Into Service

On June 10, in an official ceremony at Base Ohakea the fourteen A-4K Skyhawks were handed over to the Royal New Zealand Air Force, launching No 75 Squadron on a programme of pilot training and the evaluation of new tactics for the new aircraft. A task Squadron Leader Scrimshaw announced he hoped would be completed by the end of the year, this goal was in fact achieved and on January 1, 1971 75 Squadron was declared operational.

 

During this lead up period the opportunity was taken to show the aircraft off around the country and of note is the first visit to Dunedin by NZ 6202 and NZ 6207 in June 16th. These aircraft made two high speed passes over Dunedin Airport prior to a similar two passes over the city itself.

 

Other highlights over this period were the commencement of the first New Zealand conversion course for three pilots on June 24 and being conducted over the nexrt three months, and the breaking of the sound barrier, a first for an aircraft of the RNZAF, by NZ 6203 flown by Flight Lieutenant T Bland above Base Ohakea.

 

First public diplay of the Skyhawks in an airshow setting came on September 3, when Base Ohakea held an open day and although there was no formal flying display visitors were demonstrations and usual movements. A very impressive ground display was also set up - NZ 6210 was presented on jacks, coupled to a power unit enabling flashing lights, undercarriage, flaps, tail hook etc all being diplayed operating. NZ 6203 was displayed beside this with its array of weapons packages and armaments. NZ 6202 and NZ 620X had the buddy tanker refuelling system laid on the ground between them. Finally access was provided to NZ 6253 allowing the cockpit to be viewed.

 

 

Overseas Deployments

The first overseas deployment for the Skyhawks came on March 1, 1971, and involved NZ 6205, 6206, 6207, and 6210 crossing the Tasman to RAAF Williamtown to work with the Mirages of No2 OCU on navigation exercises and to assist the RAAF with a Forward Air Controller Course. Also during the course of this visit to Australia the opportunity was taken by NZ 6205 and one other of the Skyhawks to travel to the Royal Australian Naval  Base at Nowra, shore base for the RAN Skyhawks.

 

The Tasman crossing was accompanied by a No 5 Squadron Orion that provided communications and escort support to the aircraft that had departed Ohakea in pairs at 10:30 am and 11:00 am on an outward journey, a journey that approximately three hours. The return journey undertaken on March 5 was completed in 2.75 hours.

 

Marking the first visit to Singapore for No 75 squadron since is withdrawal from the region in 1962, and the first exercise for the newly formed Five Power Defence Arrangement, Wing Commander Kinvig lead a force of eight Skyhawks to Tengah, Singapore for a sixteen day deployment in Late October. Departing Base Ohakea at five minute intervals on October 29, the Skyhawk pairs completed the 5,800 mile flight in five stages - Ohakea - Richmond - Townsville - Darwin - Bali - Tengah, over three days, leap frogging via the intermediate stops, the C-130 support aircraft, ensuring a ground party was on hand for the arrival of the Skyhawks each time they touched down.

 

While in Singapore the Skyhawks initially undertook area familiarisation flights that were followed by hi-lo-hi navigation exercises and the deployment rounded off with a two day exercise involving ANZUK forces operating off the west coast of Malaya.

 

The eight aircraft detachment arrived back at Base Ohakea on November 18 having flown approximately 400 hours, of which 160 were in the deployment area of operations. In summing the exercise Wing Commander Kinvig described it as a total success in which the aircraft performed better than even expected, making a valuable contribution to the forces in the area and the new security arrangement.

 

 

Arrested Landings

As part of the preparation of the RNZAF bases for Skyhawk operations, arrestor landing apparatus was installed at Bases Ohakea and Whenuapai. The second recorded use of the Base Ohakea facility was on February 16, 1971 when NZ 6204 performed a demonstration for the Parliamentary Select Committee on Defence.

 

A short time later, on July 15, the gear was utilised for the first time in an emergency situation. One Skyhawk, in a pair taking off sufferred a burst tyre, sparking an emergency that required the pilot to dump fuel at sea before returning to base. After completing two practice approaches the pilot made a perfect touch down 45 metres infront of the wire, engaged and was drawn to a halt in a stop in approximately 145 metres without further damage being incurred.

 

 

A Grounding and Modifications

A routine maintenance check on one of the Skyhawks during mid-1972 revealed cracks in a hydraulic T-junction adjacent to the engine that resulted in the immediate grounding of the entire fleet that was to last for three weeks. Over this period some 5,046 fittings were removed from the aircraft, X-rayed and refitted, with approximately 400 being replaced.

 

In April the next year a programme to replace the straight refuelling probes was initiated to coincide with each aircraft routine service. These probes, and subsequently the air - to - air refuelling ability of the aircraft had not been utilised in the past eighteen months as a safety measure - on occasions the locking mechanism on the probe malfunctioned allowing fuel to leak into the starboard intake. The new probes were similar to those being fitted to the latest version of the Skyhawk, the A-4M, in the States and features a dog legged design.

 

As a result of these changes TA-4K NZ 6253 was able to accompany the seven other Skyhawks deploying  to Tengah on October 29, 1973. This had not been previously attempted because with a fuel capacity 1,000 lbs less than the single seat Skyhawk the two seat version did not have the range to cross the Tasman, however on this occasion with the new probes installed the aircraft received an additional 1,500 lbs of fuel from a tanker Skyhawks some 120 miles off the New Zealand coast.

 

 

Venturing Further Afield

75 Squadrons first deployment to Fiji came in 1977 with six Skyhawks departing on June 20 for a two week period of exercises with ground and sea elements of the Royal Fiji Military Forces. For the duration of the exercise the squadron was based in a tent village at Nadi Airport and also undertook exercises in island flying, navigation and jungle survival. The A-4’s returned to New Zealand on July 2.

 

April 10, eight Skyhawks departed Base Ohakea to participate in the huge RIMPAC ‘78 exercise in and around Hawaii, where they joined three No 5 Squadron Orions and some 47 ships, 252 aircraft and 22,000 personnel from the defence forces of the United States, Canada, and Australia. As well as being the first deployment to Hawaii, the deployment also gave the Skyhawks their first experience of in-flight refuelling from another aircraft type with the distances involved making a refuel essential.

 

The requirement for in-flight refuelling had quite an impact on the conduct of this transit flight, and where such trips are usually undertaken in groups of two, on this occasion they were conducted as two groups of four aircraft.

 

The outward journey was conducted in three stages, Ohakea - Fiji, Fiji - Kwajalein and Kwajalein - Hawaii. Three refuels from USMC KC-130’s were employed through the later stages, one on route to Kwajalein about 300 miles out from Fiji, another 300 miles out from Kwajalein and the final south of Johnson Island which meant that if the transiting aircraft failed to located this final KC-130 they retained sufficient reserves to divert to the first tanker which remained on station off Kwajalein. Despite paper possibilities the deployment was successfully conclude with the eight Skyhawks arriving back at Base Ohakea in early May.

 

 

1983 Defence Review

In 1983 the long awaited Defence Review was tabled in Parliament and confirmed that studies were to continue into the selection of a replacement aircraft type but no new aircraft were suggested. Instead it was announced that the current fleet should be added to, given upgrades in the avionics and weapons systems, and structural refurbishment undertaken.

 

Coincidentally major changes in the Royal Australian Navy resulted in its ten Skyhawks becoming surplus to the Navy’s requirements and in July 1984 the ten aircraft, spare engines and assorted spares were purchased for NZ$40.1m.

 

The ‘new’ aircraft were collected by RNZAF crews at Nowra and delivered to Base Ohakea, the first flight of four (NZ 6212, 6213, 6255 and 6256) making the trip across the Tasman on July 12. The second flight, NZ 6211, 6214 and 6216, on July 20, the second attempt at a crossing after the previous days trip was aborted after NZ 6214 suffered a generator failure. The final flight was made on July 26.

 

Initially these aircraft were upgraded through a conversion to ‘K’ status, the adding the of the square tip to the fin, the braking parachute and changes to the navigation and communications systems.

 

 

2 Squadron

With a total of twenty two Skyhawks on strength a second squadron was formed at Base Ohakea on December 11, 1984 with a permanent establishment of eight aircraft and the following roles and duties :-

 

v     Operational conversion.

v     Operational training.

v     Tactical reconnaissance.

v     Development of tactics and operational procedure.

v     Evaluation of weapons and systems.

 

For the record in February 1989 NZ 6206, 6208, 6209, 6210, 6251, 6252, 6254 and 6256 were recorded as making up the aircraft establishment of No 2 Squadron.

 

In July 1990 Defence Minister Tapsall announced that No 2 Squadron would be posted to RAN Base Nowra providing basically 800 flying hours per annum for which the costs would be to be available ‘on call’ for the Australian Defence Force. The deployment took firm shape on January 16, 1991 when Chief of Air Staff Air Vice Marshall Adamson signed an interservice document between the RNZAF and the RAN.

The advance party arrived in RAN Nowra on February 11, with the six aircraft and remaining personnel flying in on February 26. As a cost saving measurer the Skyhawks had been flown over by No 75 Squadron crews who had participated in an exercise with the RAAF prior to delivering the aircraft to No 2 Squadron.

 

The aircraft on strength with No 2 squadron are not permanently allotted to the squadron and are rotated back to New Zealand for major maintenance, these transfers very often being worked in with overseas deployments by No 75 Squadron. These changes, have also on occasions result in aircraft wearing No 2 Squadron markings operating with No 75 Squadron and visa versa.

 

 

Camouflage

The initial fleet of fourteen Skyhawks was painted by McDonnell Douglas at the time of manufacture, receiving the standard South East Asian of two-tone green (FS 34079 and FS 34102) and tan upper surface (FS 30219) with a light gull grey undersurface (FS 36622).

Eighteen inch roundels were carried in the standard four positions and a rectangular finflash (24” high x 18’ long) adorned the tail. A full serial number followed the fuselage roundels with the last two numbers of the serial being repeated under the front cockpit.

 

For the early years the underwing tanks were overall white and on occasion sported the last three digits of the aircraft serial number on the upper, outside forward tip of the tank. In the later years of the SEA scheme the upper half of the tank received a camouflage scheme complimentary to that of the aircraft itself. It was also during this period that the fin flash was changed to a swept design.

Prior to their depart on the 1971 Vanguard all the aircraft of No 75 Squadron were modified with a No 75 Squadron badge on their intakes. Although at this time three TA-4K’s and a single A-4K (NZ 6201) were operated by No 14 Squadron these markings were not applied to the aircraft, instead they remained plain.

 

The arrival of the ‘new’ ex Australian Skyhawks and reformation of No 2 Squadron resulted in a plethora of differing if not temporary schemes. Existing A-4K’s on charge with No 2 Squadron received No 2 Squadron markings on the aircraft’s intake similar to that on No 75 Squadron aircraft. The Australian Skyhawks arrived over in two colour schemes - Aircraft Grey and Admiralty Grey camouflage overall pattern or Light Gull Grey upper surface and white under surface as applied on the US Navy schemes - and a number of these aircraft received RNZAF serials (although in black) and markings. At least two aircraft NZ 6255 and NZ 6213 in the overall camouflage scheme carried a reduced version of the No 75 Squadron badge that deleted the white disc behind the tiki on the intakes. Another version of the No 2 Squadron badge also started to appear during this period and consisted of a black winged taiaha high on the tail of the aircraft with the number two stencilled in the design to shown in the underlying colour.

 

Also in 1984 a new camouflage scheme was trialled for the Skyhawks, with the first aircraft to adopt the new scheme being NZ 6202, with approval then granted for a second trail aircraft, NZ 6251. This wrap around scheme converted the Skyhawks to a scheme designed to be more effective in the maritime operational role and resulted in the tan of the SEA scheme being replaced by FS 36081 Grey. Other changes associated with the new camouflage pattern involved removal of white from all roundels and fin flashes, a decrease in the size of all markings, all lettering painted in black and the last two serial numbers being repeated under the forward cockpit. In addition all red warning areas were return tho the appropriate camouflage colour.

 

As the aircraft moved into the new overall scheme squadron markings were also toned down with the No 75 Squadron marking becoming a black outline of the former red and gold marking and while most of the No 2 squadron aircraft were painted with the new marking on the tail at least one, NZ 6251, carried a black outline version of the former high viz making on the intakes.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Created : Saturday, 25 October 2008

 

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