Federal

Hotchkiss

 

DIAMETER:  3.56 inches
GUN:  20-pounder  Parrott rifle, 3.67-inch caliber
LENGTH:  10 inches
WEIGHT:  18 pounds 1 ounce
CONSTRUCTION:  Shell
SABOT:  Lead band
FUZING:  Percussion, iron anvil cap
The 20-pounder (3.67-inch caliber) Hotchkiss pattern projectiles, often referred to as long-pattern Hotchkiss projectiles, are rare.  It is thought that they were seldom used because they put too much strain on the Parrott rifles.