The 105×617mm (4.1 inch), also known as 105×617mmR, is a common,

NATO The North Atlantic Treaty Organization (NATO ; , OTAN), also called the North Atlantic Alliance, is an intergovernmental organization, intergovernmental Transnationalism, transnational military alliance of 32 Member states of NATO, member s ...

standard Standard may refer to: Symbols * Colours, standards and guidons, kinds of military signs * Standard (emblem), a type of a large symbol or emblem used for identification Norms, conventions or requirements * Standard (metrology), an object ...

, tank gun cartridge used in 105 mm guns such as those derived from the

Royal Ordnance L7 The Royal Ordnance L7, officially designated Gun, 105 mm, Tank, L7, is the basic model of the United Kingdom's most successful tank gun. It is a 105 mm L/52 rifled design by the Royal Ordnance Factories, intended for use in armoured fighti ...

. The 105×617mmR cartridge was originally developed from the calibre Ordnance QF 20-pounder 84 × 618R cartridge as part of the development of the L7 105 mm rifled gun.

Ammunition

Armour-piercing discarding sabot (APDS)

Armour-piercing fin-stabilized discarding sabot (APFSDS)

There are different ways to measure penetration value. NATO uses a criterion that 50% of the shell has to go through the plate, while the Soviet/Russian standard is higher as 80% had to go through. According to authorities like Paul Lakowski, the difference in performance can reach as much as 8%Pokonać pancerz! Część III – dane amunicji APFSDS-T

High explosive anti-tank (HEAT)

High-explosive squash head (HESH)

High explosive (HE)

Smoke shells

Anti-personnel

Illuminating

Gun launched anti-tank guided missile (GLATGM)

105 mm guns using 105x617mm ammunition

* L7-series () * M68-series () *

M35 M35, M.35 or M-35 may refer to: Military * M35 series 2½-ton 6×6 cargo truck, a US Army truck * , a Royal Navy mine countermeasures vessel launched in 1982 * ADGZ or ''M35 Mittlere Panzerwagen'', a 1930s Austrian Army heavy armored car * Cannone ...

() * CN 105 F1 () * CN 105 G2 () * 10,5 cm Pz Kan 61 () * L74 () * Rh 105-series () * OTO 105 Low Recoil Force Gun () * Cockerill 105HP () * GT 3 () * GT 7 () * GT 8 () * FRT L51 () * Type 94 () * Type 15 () * IWS ()

Notes

References

Direct Fire Ammunition Handbook 2019
, Project Manager Maneuver Ammunition Systems {{DEFAULTSORT:105x617mm Artillery ammunition NATO cartridges Large-caliber cartridges Tank ammunition