WG.1 -- [Project] 1962/3 HLH derived from licenced* V-107, 4 x 1600 shp RR Gnome**
- WG.1: 3 + 33 troops, 35,740 lb MGW, 51' long, dropped in favor of Chinook/Sea King
-- * Licence for the Chinook bought around same time by Agusta-owned Meridionali
-- ** Gnomes grouped in external pairs (in contrast with 'buried' V-107 arrangement)
WG.2 -- [??]
WG.3 -- [Project] 1960 light tactical helicopter (Whirlwind repl.), 2 + 10 troops
- WG.3 layout approx. miniature Sea King - engines above cockpit, sloping fuse.
- WG.3A: 2 x 720 shp P&WC PT6, TO wt 3600 kg, external load to 3000 lb
-- As orig. proposed, PT6s drove mod. Whirlwind gearbox & Belvedere rear rotor
-- http://www.flightglobal.com/pdfarchive/view/1974/1974%20-%201301.html
- WG.3B: Sycamore gearbox (in place of WG.3A's Whirlwind transmission)
-- NB: WG.3A and WG.3B scaled to fit into RAF Hercules or AW.681 cargo holds*
-- * Requiring folding main rotor blades and/or detachable undercarriage skids
- WG.3C: 2 x 1200 shp RR Gnome, 15 troops, 5 tons, ext'l load 4000 lb Land Rover
-- WG.3C consid. overpowered; project reverted to PT6, becoming WG.13 (qv)
WG.4 -- [Project] medium logistic & ASW helicopter (Wessex repl.), 2 + 24 troops
- WG.4: 2 x 1200 shp RR Gnome [??], single rotor, gross weight 17,000 lb.
WG.5 -- [Project] 1963 light multi-purpose 3-seat LOH/'squad carrier' (Scout repl.)
- WG.5: single-engined [PT6?], 2,400 lb; succeeded by 4-seat WG.12 project (qv)
WG.6 -- 1955 Westminster PV military/civil HLH, 2 x 2,920 shp Napier Eland E.229A
-- Westminster based on licenced Sikorsky S-56 rotors, gearbox, & control system
- WG.6: 1956 Westminster Flying Test Rig (with steel-tube fuselage framework)
- WG.6: [Project] 1955, 40 pax civil transport, 100 mi range, cabin mockup built
-- Westminster civil cabin layout: 8 rows of 5 abreast (luggage racks above)
- WG.6: [Project] 1955, flying crane (under-slung loads/pods & outsized cargo)
-- WH.6 flying crane to lift 15,000 lb load, up to fifty-one troops, or 4 x Jeeps
-- http://www.secretprojects.co.uk/forum/index.php/topic,11931.0.html
WG.7 -- [Project] 1964 medium logistic helicopter (succeeding WG.4 project)
- WG.7: 2 x RR Gnome [??], single rotor, 12,500 lb; Aérospatiale Puma adopted
WG.8 -- [? Project ?] possibly an enlarged version of the WG.4 project [?]
WG.9 -- [??]
WG.10 - [??]
WG.11 - [Project] 1965 WG.1 deriv. transport, canard wings, 4 x 1200 shp RR Gnome*
- WG.11 military version: short canards/wings/fuselage, to NASR.358 trans./ASW
- WG.11 civil version: 60 pax, 12' fuselage extension (comp. with military WG.11)
-- http://www.flightglobal.com/pdfarchive/view/1967/1967%20-%201335.html
-- * Gnome turboshafts paired on either side of fuselage (as per WG.1 layout)
-- WG.11 abandoned when Chinook chosen for Army/RAF and Sea King for Royal Navy
WG.12 - [Project] 1965 successor to the WG.5 LOH project, 4 seats, 2,500 lb gross
- WG.12 abandoned when Aérospatiale Gazelle chosen instead for British services
WG.13 - 1964, refined WG.3, 8,000 lb. (Whirlwind/Wasp repl.), becomes Lynx
- WG.13: PT6 forward-placed engines, higher cabin, pod-and-boom fuselage
- WG.13D: (following WG.3C) 1965 to GSOR 3335 multipurpose 3 + 7 Army helo
-- WG.13 orig. rotor diameter 49' 4" dictated by avail. engine power (720 shp)
- WG.13Q: utility vers., rear-placed 2 x 770 shp Continental T72,* nose turret
-- * 'Stretched' Astazou (T72 progenitor) consid. for added French content
- WG.13R: tandem 2-seat armed escort version, 2 x 770 shp T72s, nose turret
- WG.13S: combined utility/ armed escort version, 2 x T72s, dev. abandoned
-- 1966 WG.13 naval vers. dev. prompts a rotor diameter reduction to 44'
- WG.13T: armed reconnaissance version, 2 x 770 shp Continental T72s
- WG.13U: revised utility vers., 2 x 770 shp T72s, narrower tail boom
- WG.13W: revised civil vers., T72s, narrower tail boom, rounded nose
-- 1967 French Navy req. dictates further rotor diam. reduction to 42'
- WG.13X: revised utility vers., smaller rotor, semi-rigid hub, 2 x BS.360**
-- ** 900 shp Bristol Siddeley BS.360 becomes Rolls-Royce RS.360 then RR Gem
- WG.13[?]: wheeled maritime vers. for RN FFH/DDH and France's Aéronavale***
--- *** Due to initial Gem limitations, Aéronavale consid. alt. PT6s 'til 1972
- WG.13[?]: [Project] Armée de Terre attack deriv., 30mm gun, low-set wings
-- WG.13 gunship tandem 2-seat, French wanted 3-seater, abandoned Oct 1969
-- http://www.flightglobal.com/pdfarchive/view/1968/1968%20-%200705.html
-- http://www.secretprojects.co.uk/forum/index.php/topic,975.msg124001.html
- WG.13[?]: [Project] 1970 PT6-powered vers. considered for N. American sales
-- PT6-powered WG.13 revived 1974 to incr. N. American sales potential
- WG.13[?]: [Project] 1971 12-pax civil vers.**** with 18" cabin stretch
-- **** Stretched civil WG.13 to be in service by 1975, repl. by WG.30 (qv)
- NB: The first WG.13 Lynx (XW835) flew 21 Mar 1971. All production Lynx appear to have generic WG.13 factory designation without suffix letters (Srs and/or mark numbers being used to distinguish Lynx variants)
WG.14 - [??]
WG.15 - [Project] 197? tilt-wing twin-rotor inter-city airliner
WG.16 - [??]
WG.17 - [Project] further development of WG.11 concept as a compound helicopter
-- WG.17D stretched compared with WG.11, M45H turbofans over wings, buried T64s
- WG.17A: [??]
- WG.17B: [??]
- WG.17C: [??]
- WG.17D - 138-pax, 4 x GE T64-GE-16 + 2 x BS M45H turbofans, rear ramp
WG.18 - [??]
WG.19 - [??]
WG.20 - [??]
WG.21 - [Project] 1970 2-seat ground attack tilt-engine a/c, 2 x turboshafts*
- WG.21: initial design - straight-winged tilt-rotor, under-nose cannon turret
-- WG.21 rotor diameter 37.5 ft, length 41 ft, TO wt 22,000-26,000 lb, 530 kt
-- WG.21 derived from Westland's work on WE-01 6-8 seat tilt-rotor a/c project
- WG.21: later design concept - swept-winged tilt-wing, nose-mounted cannon
-- * 2 x RR Snecma M45 turboshaft [RB.411?] or 5,000 shp Avco Lycoming LTC4V-1
-- http://www.secretprojects.co.uk/forum/index.php/topic,324.msg104785.html#msg104785
WG.22 - [Project] tilt-wing VTOL 100-pax intercity airliner, 4 x 9450 shp* turboshafts**
-- * 6,580 shp normal rating, NB: Flight lists 9000 shp, other sources only 7000 shp
-- ** RR RB.411-01 or Lycoming LTC4V-4 turboshaft engines, mounted in pairs
-- NB: RB.411 was the Rolls-Royce version of Snecma M57HA, a M45D turboshaft deriv.
WG.23 - [??]
WG.24 - [??]
WG.25 - Mote, 1975 PV reconnaissance RPV, open-framed, counter-rotating rotors
WG.26 - [??]
WG.27 - [??]
WG.28 - [Project] Royal Navy Sea King Replacement (SKR) studies
-- [?? 1975 MRFH (Multi Role Fleet Helicopter) study ??]
WG.29 - [??]
WG.30 - Westland 30, 1979 22-pax Lynx evol. (orig. WG.30 Super Lynx), 40 built
- WG.30: Lynx dynamics (with longer, 'uncropped' blades) and new fuselage
- WG.30-100: initial prod. version, 2 x 1135 shp RR Gem Mk 41-1, 14 built.
- WG.30-100-60: Series 160, 2 x 1260 shp RR Gem 60-3 turboshafts, 24 built.
- WG.30-200: Series 200, 1983, 2 x 1712 shp GE CT7-2B, 1 built (c/n 007)
-- WG.30 TT30: Series 200 14-seat tactical transport derivative
-- WG.30 maritime: 1983 dedicated naval deriv. considered for export
-- http://www.flightglobal.com/pdfarchive/view/1983/1983%20-%200402.html
- WG.30-300: Series 300, 1986, 2 x 1712 shp GE CT7-2B, 1 Series 100 conv.
-- Series 300: 2 x CT7 or RTM 322, 5-blade BERP rotor, glass cockpit
-- WG.30 TT300: 1986 30-300 prototype conv. to 17-seat tactical trans., G-17-22
- WG.30-400: [Project] Series 400, RR Turbomeca RTM322 turboshafts, not built
WG.31 - Heliliner transport study for British Airways (early 1980s)
WG.32 - [??]
WG.33 - [Project] 1977 2-seat light AOP, 2 m circular fuselage, 5 m coaxial rotors
- WG.33: mockup 1977, 1 x Plessey Meon turbine (or piston engine), abandoned 1979
-- http://www.secretprojects.co.uk/forum/index.php/topic,605.msg4505.html
-- http://aviastar.org/helicopters_eng/west_wg33.php
WG.34 - 1978 SKR study to SR(S) 6646, 2 x (later 3) RR-Turbomeca RTM321
- WG.34: cancelled in favour of 1979 Anglo-Italian MoU leading to joint EH101
-- http://www.flightglobal.com/pdfarchive/view/1978/1978%20-%203004.html
-- http://www.flightglobal.com/pdfarchive/view/1979/1979%20-%202276.html
WG.35 - [??]