Spanish “Smith & Wesson” revolver .455”
| 01. Original name | Pistol OP No.1 Mk 1 and Pistol OP No.2 Mk1 | |
| 02. Other official names | ||
| 03. Popular names | Spanish Smith & Wesson .455 | |
| 04. Chamberings | .455 Revolver Service Revolver Cartridge 265gr (17.2gms) Lead /Jacketed Bullet from a rimmed straight case at aprox 600fps (180mps) | |
| 05. Designed by | Copy of 1880’s Smith and Wesson design | |
| 06. Design date | 1880’s | |
| 07. In service date(s) | 1915 Made Obsolete in 1921 | |
| 08. Adopted by | UK, as an additional arm to supplement shortages for Wartime Issue | |
| 09. Production quantities | Unknown. Manufactured by Garate y Compania and Tracola ,Arazabal y Compania; both of Elbar Spain | |
| 10. Mechanism | Top Break hinged Frame Self ejecting 6 Shot Single /Double Action Revolver with Fixed Sights | |
| 11. Weight | 2lb (907gms) 10”(25cm) long with 5” (12.5cm) Barrel | |
| 12. Mountings | ||
| 13. Practicality in action | Easily reloaded with self ejecting action | |
| 14. Comments / Other information | Ordered by the British government in 1915 due to shortages in Small arms in War. An Old design hence the OP designation Contracted arms were all British proofed / inspected and marked. As some Spanish copies of various small arms were of varying quality. The No1&2 designations indicating which Spanish company manufactured that arm not a variation in design. A stopgap arm only |