hedgehog anti-submarine mortar

GPTKB entity

Statements (26)
Predicate Object
gptkbp:instanceOf anti-submarine weapon
gptkbp:developedBy gptkb:United_Kingdom
gptkbp:filling gptkb:Torpex
gptkbp:firedAt contact-fuzed bombs
https://www.w3.org/2000/01/rdf-schema#label hedgehog anti-submarine mortar
gptkbp:introducedIn 1942
gptkbp:nickname Hedgehog
gptkbp:notableFeature allowed continuous sonar contact
projectiles only exploded on contact
gptkbp:notableProject 65 pounds
gptkbp:numberOfProjectilesPerSalvo 24
gptkbp:purpose anti-submarine warfare
gptkbp:range up to 250 yards
gptkbp:replacedBy gptkb:Squid_anti-submarine_mortar
depth charge
gptkbp:successRate higher than depth charges
gptkbp:type spigot mortar
gptkbp:usedBy gptkb:Royal_Navy
gptkb:United_States_Navy
gptkbp:usedDuring gptkb:World_War_II
gptkbp:usedOn destroyers
frigates
corvettes
escort vessels
gptkbp:bfsParent gptkb:Arleigh_Burke-class_destroyer
gptkbp:bfsLayer 5