BL 4-inch Mk I–VI naval gun
QF 4-inch naval gun Mk IV, XII, XXII
BL 4-inch Mk VIII naval gun
QF 4-inch naval gun Mk XVI
BL 4-inch Mk VII naval gun
QF 4.5-inch Mk I – V naval gun
QF 4.7-inch Mk I–IV naval gun
QF 4-inch naval gun Mk V
Elmwood Christavia Mk IV
QF 4-inch naval gun Mk I – III
QF 4.7-inch Mk IX & XII naval gun
Martin-Baker Mk.4
BL 4-inch Mk IX naval gun
QF 4-inch naval gun Mk XIX
MK (DJ)
Mk 153 Shoulder-Launched Multipurpose Assault Weapon
QF 4.7-inch Mk VIII naval gun
QF 4.7-inch Mk V naval gun
Crosstalk Mk.4
Bloodhound (missile)
Menatetrenone
Mark IV
ADEN cannon
Lee–Enfield
Folding-Fin Aerial Rocket
QF 4.7-inch Mk XI naval gun
Radar, Anti-Aircraft No. 4 Mk. 7
Merkava
C&C 27
Westland Sea King
Scampi 30
A.T. Mine G.S. Mark IV
Islatravir
Westland Wyvern
Jaguar Mark 2
Fairey Gannet
Jaguar Mark IV
Bristol Siddeley Orpheus
QF 4-inch naval gun Mk XXIII
Colossus Chess
Miles Aerovan
Gloster Meteor
Handley Page Hastings
Alvis Leonides
Rolls-Royce Nene
Grumman F6F Hellcat
Sikorsky S-61
Jaguar Mark 1
Volkswagen Golf Mk4
Canadair North Star
North American T-6 Texan
Volkswagen Polo
Grumman G-21 Goose
Aardvark JSFU
AgustaWestland AW101
T-54/T-55 operators and variants
De Havilland Gipsy Queen
Mario Kart: Double Dash
Douglas C-47 Skytrain