Bolt for Enfield P-14 (rimmed .303"). SN 162347. SN of bolt may or may not match. **************************** Rifle, Enfield, Model P-14 (rimmed .303") SN 162347. Made by Eddystone Calibre .303 (Listed in British sources as Rifle No. 3) Often called the "American Enfield" or M1917 Enfield. Officially called the "United States Rifle, caliber .30, Model of 1917. Eddystone was a subsidiary of Remington Arms located at the Baldwin Locomotive Works in Eddystone, Pennsylvania, USA.