An Operational Requirement, commonly abbreviated OR, was a United Kingdom (UK) Air Ministry document setting out the required characteristics for a future...

Operational Requirement F.155 was a specification issued by the British Ministry of Supply on 15 January 1955 for an interceptor aircraft to defend the...

An Urgent Operational Requirement (UOR) is a system used by the British Ministry of Defence (MOD) to obtain urgent equipment for operations. UORs supplement...

on 3 October 1952. In November 1946, the Air Ministry issued an operational requirement (OR230) for an advanced jet bomber capable of carrying a 10,000-pound...

customer. Operational requirements will define the basic need and, at a minimum, answer the questions posed in the following listing: Operational distribution...

in the preceding private venture Folland Midge. The issuing of Operational Requirement OR.303 by the British Air Ministry served to motivate the type's...

This list of Operational Requirements for nuclear weapons shows known Operational Requirements (ORs) specifically for nuclear bombs intended for use by...

navigation system that would be useful in this role. This led to operational requirement OR.328, but this was rejected as the range was too small when it...

accidental detonation when subject to mechanical shocks. Air Ministry Operational Requirement OR.1177 was issued for a new design using a less sensitive explosive...

Dolphin-class submarines. It has been customized to fulfill the operational requirements of the Israeli Navy. The class was named in honor of INS Dakar...

retained many of its features, with efforts largely centering around Operational Requirement F.155. On 1 April 1957, Fairey were informed by officials within...

Buccaneers of the Royal Navy's (RN) Fleet Air Arm (FAA). Developed to Operational Requirement OR.1127, it was introduced in 1961, entered service in 1962. It...

the Mk.1 Atom Bomb, Special Bomb and OR.1001, a reference to the Operational Requirement it was built to fill. The RAF V bomber force was initially meant...

would not fit. During the spring 1960, the USAF released Specific Operational Requirement (SOR) 182, calling for a new aircraft that would be capable of...

came with an operational requirement to give the field commanders the ability to look "over the hill". The first operational requirements called for a...

Air Staff Requirement (Operational Requirement/Air) 36 for bomber aircraft in the 1950s, the Royal Australian Air Force specified a requirement for "an...

believed that it was highly likely that there would likely be an Operational Requirement issued for the Royal Air Force (RAF) seeking such an aircraft in...

military transport that was designed with British Air Ministry's Operational Requirement 323 (OR323) in mind. While Armstrong Whitworth terminated work...

mission critical. The L85A2 achieved a 95% success rate, above the operational requirement of 90%, and its nearest rival of popular choice achieved only 47%...

An improved version, "Blue Vesta", was developed as part of the Operational Requirement F.155 project but ended when that project was canceled in 1957...

Abell. The director of ATF requirements was Colonel David J. McCloud of TAC, and the draft System Operational Requirements Document (SORD), derived from...

(AM) specifications for aircraft. A specification stemmed from an Operational Requirement, abbreviated "OR", describing what the aircraft would be used for...

to support the Indian Navy's submarine fleet and meet various operational requirements such as submarine rescue, deep sea diving operations, sustained...

Hirtenberger AG M6-895 60 mm mortar was procured in 2007 as an Urgent Operational Requirement (UOR) to replace the current 51 mm mortar on current operations...

following the Falklands War as a result of satisfying an urgent operational requirement for four strategic tanker/transport/freighter aircraft had been...

AW.681 was designed to satisfy the performance specification of Operational Requirement 351, which had been heavily influenced by the NATO specification...

and features advanced multi-mode functionality for a variety of operational requirements. It employs cutting-edge technology to ensure high reliability...

aircraft company Vickers-Armstrongs and was their submission for Operational Requirement F.155 in 1955. It was not accepted for further consideration; the...

source, it is also known as F.153D, after its Air Ministry issued Operational Requirement, or the Super Javelin in some Gloster documents. Gloster Aircraft...

replacing the V bomber fleet which would become obsolete by 1965. The operational requirement for the missile was issued in 1955 and the design was complete...