.476 inch Enfield Revolver

When the "Pistol Revolver B.L. Enfield (Mark I) Interchangeable" was introduced in LoC Paragraph 3776 dated August 1880 to replace the Adams revolver, the .476 inch ammunition was not ready. It was thus ordered that the .450 inch Adams ammunition should be used for the present.

Instruction in LoC Paragraph 3776 to use Adams .450 inch ammunition in the .476 inch Enfield revolver.

Ball Mark I

The "Cartridge S.A. Ball Pistol Revolver Enfield B.L. (Mark I)" was provisionally approved in October 1880 and shown in LoC Paragraph 3792 dated December 1880 where it was stated that only a small quantity had been sent to India but no more of that pattern would be made. They differed from Mark II in form and dimensions of bullet. It was similarly announced in Indian Army LoC Paragraph 149.

Extract from LoC Paragraph 3792 and Indian LoC Paragraph 149.

The case was solid drawn with a small Boxer primer and no headstamp.The round nosed lead alloy bullet weighed 265 grains and was hollow based but was slightly shorter than the Mark II and the propellant charge was 18 grains of Adams Pistol Powder (blackpowder

Ball Mark II

"Cartridge S.A. Ball Pistol Revolver Enfield B.L. (Mark II)" was approved in November 1880 and shown in LoC Paragraph 3792 dated December 1880.

The case was solid drawn with a small Boxer primer and no headstamp.The round nosed lead alloy bullet weighed 265 grains and was hollow based. The case was coned into a cannelure in the bullet but production after June 1881 had three stab crimps added to better secure the bullet.

The propellant charge was 18 grains of Rifle Pistol Powder or Adams Pistol Powder (blackpowder) and muzzle velocity was 600 feet per second.

.476 inch Ball Mark II from Lists of Changes Paragraph 3792

Ball Mark III

The Ball Mark II did not have a long service life and was soon replaced by the Mark III.

"Cartridge S.A. Ball Pistol Revolver Enfield B.L. (Mark III)" was approved in December 1881 to design RL 3226 and shown in LoC Paragraph 3970 dated January 1882. Like the previous marks it had a solid drawn case with small Boxer primer and no headstamp, but the bullet was distinctively different.

The round nosed lead alloy bulet had a bulbous nose and three cannelures, the top one of which remained outside the case and was beeswax lubricated. Weight was 265 grains and the bullet was secured by either three of six stab crimps. The propellant charge was 18 grains of Rifle Pistol Powder (blackpowder).