M722A1 60 mm white phosphorous smoke cartridge

The M722A1 is a U.S. 60 mm white phosphorous smoke cartridge for the M224/M224A1 Lightweight Company Mortar System. Army ammunition documents describe it as a spotting and marking round with a bulk-loaded white phosphorous projectile and an electronic M783 PD/DLY fuze.

M722A1 60 mm white phosphorous smoke cartridge, 60 mm white phosphorous smoke mortar cartridge, Munitions

Image source: White Phosphorous mortar round.jpg

Profile

Origin: United States
Built by: Pine Bluff Arsenal
Type: 60 mm white phosphorous smoke mortar cartridge
Service note: Production and deployment item since June 2003
Produced: June 2003

mortar smoke white phosphorus indirect fire

Specifications

Caliber: 60 mm
Role: Spotting and marking smoke round
Warhead: White phosphorous
Fuze: M783 point-detonating/delay (PD/DLY)
Range: 67 to 3,490 m
Weight: 3.75 lb
Length: 14.74 inches
DODIC: BA04
Compatible system: M224/M224A1 Lightweight Company Mortar System

Service And Conflict Use

Service History

In service: U.S. Army ammunition line for the M224/M224A1 Lightweight Company Mortar System
Used by: U.S. Army light infantry battalions

Compatible Mortar Systems

The Army identifies the M722A1 as a 60 mm white phosphorous smoke round for the M224/M224A1 Lightweight Company Mortar System.

Firing weapon

Weapon type

Firing evidence

60 mm light infantry mortar family

The Army's mortar ammunition page lists the M722A1 under 60 mm smoke mortar ammunition and identifies the M224/M224A1 system as the firing family.

Sources: Mortar Ammunition - Army.mil

M722A1 60 mm white phosphorous smoke cartridge Images

M722A1 60 mm white phosphorous smoke cartridge, 60 mm white phosphorous smoke mortar cartridge, Munitions - view 1 — Source: White Phosphorous mortar round.jpg

M722A1 60 mm white phosphorous smoke cartridge, 60 mm white phosphorous smoke mortar cartridge, Munitions - view 2 — Source: 60mm-Mortar-Rounds.jpg

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Sources

Mortar Ammunition - Army.milPublisher: U.S. Army Capability Program Executive Ammunition & Energetics | Note: Supports the Army's 60 mm smoke ammunition page and its identification of the M722A1 WP SMK as a 60 mm white phosphorous smoke cartridge for the M224/M224A1 system. | Accessed: 2026-06-23 PEO Ammunition 2017 Portfolio BookPublisher: U.S. Army Capability Program Executive Ammunition & Energetics | Note: Supports M722A1 design, range, weight, length, fuze, and Pine Bluff Arsenal load, assemble, and pack context. | Accessed: 2026-06-23 White Phosphorous mortar round.jpgPublisher: Wikimedia Commons | Note: Supports image provenance for a public-domain photo of a white phosphorous mortar round. | Accessed: 2026-06-23 60mm-Mortar-Rounds.jpgPublisher: Wikimedia Commons | Note: Supports image provenance for a public-domain 60 mm mortar rounds photo that includes a white phosphorous smoke shell. | Accessed: 2026-06-23