These are Army, spin stabilized, bursting smoke projectiles fired from howitzers to produce screening smoke, the WP also has a limited incendiary effect. The projectile consists of a hollow steel forging with a boattail base, a streamlined ogive, and gilding metal rotating band.

Description This cartridge is intended for screening and spotting fire from 105mm gun cannons. There is some limited incendiary effect. The thin walled projectile is cylindrical in shape with a relatively short ogive and is fitted with two gilding metal rotating bands.

During WWII the authorized howitzer rounds were the M1 high explosive (HE), M67 high explosive, anti-tank (HE AT), M60 chemical (with "H" mustard gas, "CNS" tear gas, "WP" white phosphorus smoke, or "FS" smoke loadings), the M84 base-ejecting HC smoke, the T16 illumination round, and a T18 canister round.

Smoke (WP) cartridge M325 is used for screening and spotting with limited incendiary effect. This cartridge is composed of a steel projectile filled with 4.06 pounds of white phosphorus.

This is the American 105mm M416, a White-Phosphorus Smoke (WPS) with tracer, spin-stabilised, carrier projectile intended for screening and spotting fire with a limited Incendiary (INC) effect also made in Belgium and South-Africa.

The projectile consists of a hollow steel forging with a boattail base, a streamlined ogive, and gliding metal rotating band, The projectile cavity is filled with cast White Phosphorous (WP).

cartridge is an olive-drab projectile with one band of yellow diamonds and yellow markings. Its DODIC is C462. The 105-millimeter chemical rounds are semi-fixed munitions that use adjustable propelling charges. Examples. of cartridges of this type are shown in Figure 2-33. They are used for screening, for signaling, and for spotting.

Jul 7, 2011 · The 105-millimeter WP (M416) round contains 6 pounds of WP; the 155-millimeter HC (M116A1) round contains 5.45 pounds of HC; and the 7&millimeter WP (M361A1) round contains 1.38 pounds of...

This cartridge is intended for screening and spotting fire from 105mm gun cannons. There is some limited incendiary effect.

This is the American 105mm M60, a White-Phosphorus Smoke (WPS), bursting, spin-stabilised, carrier projectile. The projectile of this cartridge contains White-Phosphorus (WP) which is dispersed over the target area for screening purposes.