BSA Air Rifle & Rimfire Rifle Date & Model Guide
31st May 2026 | Reading time: 5 mins
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Ever wondered when your BSA air rifle, pistol or rimfire rifle was produced or exactly what model it is? Every BSA has a serial number prefix that relates to the model and date of production, use the table below as a guide.
| Prefix Letters |
Model Details |
Date Of Production |
| A | No.1 Light Pattern Standard .177 | 1936 - 1939 |
| A | Cadet .177 | 1945 - 1946 |
| A | Buccaneer Rifle .177 | 1977 |
| AA | Buccaneer Rifle .177 | 1977 - 1983 |
| AAR | Supersport Rifle .25 | 1997 - |
| AAS | Spitfire .25 | 1999 - 2005 |
| AN | 240 Magnum Pistol .22 | 1994 - 2001 |
| AP | 240 Magnum Pistol .177 | 1994 - 2001 |
| APH | Superstar .25 | 1991 - 2001 |
| AR | Supersport Rifle .177 | 1997 - |
| AS | Spitfire Pre-charge .177 | 1999 - 2005 |
| AWC | Mercury 635 Magnum .25 | 1985 - 1987 |
| AWR | Airsporter Stutzen .25 |
1992 - 2001 |
|
AZR |
Airsporter RB2 .22 | |
| B | Breakdown Pattern .177 | 1932 - 1939 |
| B | Cadet .177 | 1946 - 1947 |
| BA | Cadet .177 | 1947 - 1951 |
| BC | Cadet .177 | 1951 - 1962 |
| C | Standard Club No.4 .177 | 1936 - 1939 |
| C | Cadet Major .177 | 1947 - 1949 |
| C | Piled Arms Centenary 1982 .177 & .22 | 1982 |
| CA | Cadet Major .177 | 1949 - 1955 |
| CC | Cadet Major .177 | 1955 - 1962 |
| CS | BSA Standard Club .177 and No.4 Club | 1930 - 1936 |
| D | Buccaneer .22 | 1977 - 1983 |
| DA | Buccaneer .22 | 1977 - 1983 |
| DE77 | Defiant .177 | |
| DE22 | Defiant .22 | |
| DM22 | Dynamax .22 | 2009 - 2011 |
| DM77 | Dynamax .177 | 2009 - 2011 |
| DN | SuperTEN .177 & SuperTEN Bull Barrel .177 | 1996 - 2008 |
| DN | SuperTen Sporter .177 & Bull Barrel .177 | 1996- 2008 |
| DP | SuperTen .22 & SuperTen Bull Barrel .22 | 1996 - 2008 |
| DR | Spitfire .22 | 1999 - 2005 |
| DS | Supersport .22 | 1986 |
| DS | Lightning & Lightning XL | |
| E | Club .177 | 1948 - 1950 |
| EA | Airsporter/Club .177 | 1950 - 1954 |
| EB | Airsporter MK I .177 | 1955 - 1957 |
| EC | Airsporter MK I .177 | 1956 - 1962 |
| ED | Airsporter MK I/MK II .177 | 1959 |
| EE | Airsporter MK II .177 | 1959 - 1965 |
| EF | Airsporter MK III .177 | 1966 - 1968 |
| EG | Airsporter MK III/IV .177 | 1968 - 1969 |
| EK | Airsporter MK IV .177 | 1969 - 1971 |
| EL | Airsporter MK V .177 | 1971 - 1974 |
| EM | Airsporter MK VI .177 | 1974 - 1979 |
| EN | Airsporter MK VI .177 | 1979 - 1983 |
| EP | Airsporter 'S' MK I .177 | 1979 - 1983 |
| ER | Airsporter 'S' MK II .177 | 1983 - 1985 |
| ES | Airsporter 'S' MK III .177 | 1985 - 1986 |
| ET | Airsporter Stutzen & Carbine .177 | 1985 - 1986 |
| F | Martini International MKI Light Pattern | 1950 - 1954 |
| FB | Martini International MK I Left Hand | 1953 - 1959 |
| FC | Martini International MK II Heavy Barrel | 1954 - 1957 |
| FD | Martini International MK II Light Pattern Left Hand | 1954 - 1959 |
| FG | Martini International MK IV & ISU Right Hand Light | 1969 - 1973 |
| FG | Martini International MK 5 Heavy Barrel | 1973 - 1981 |
| FH | Martini International MK 5 ISU Heavy Barrel Left Hand | 1971 - 1981 |
| G | Airsporter MK I .22 | 1948 - 1954 |
| GA | Airsporter MK I .22 | 1954 - 1958 |
| GB | Airsporter MK I .22 | 1956 - 1958 |
| GC | Airsporter MK I & Transitional to MK II.22 | 1958 - 1959 |
| GD | Airsporter MK II .22 | 1959 - 1965 |
| GE | Airsporter MK II .22 | 1965 - 1967 |
| GF | Airsporter MK II .22 | 1967 - 1968 |
| GG | Airsporter MK III .22 | 1968 - 1969 |
| GI | Airsporter MK IV .22 | 1969 - 1971 |
| GJ | Airsporter MK V .22 | 1971 - 1974 |
| GK | Airsporter MK VI .22 | 1974 - 1979 |
| GL | Airsporter MK VI .22 | 1979 - 1983 |
| GM | Airsporter 'S' MK I .22 | 1979 -1983 |
| GN | Airsporter MK VII .22 | 1983 - 1986 |
| GP | Airsporter 'S' MK II .22 | 1985 - 1986 |
| GR | Airsporter Stutzen + Carbine .22 | 1985 - 1986 |
| GS | Goldstar .22 | 1991 -2004 |
| GS77 | Goldstar SE Multi Shot .177 (Pre-Charged) | |
| GS22 | Goldstar SE Multi Shot .22 (Pre-Charged) | |
| GSS77 | Goldstar SE Single Shot .177 (Pre-Charged) | |
| GSS22 | Goldstar SE Single Shot .22 (Pre-Charged) | |
| GT | Goldstar .177 | 1991 - 2004 |
| H | P17 Military Rifles Sporterized .30'06 Springfield | 1949 - 1953 |
| HA | P17 Military Rifles Sporterized .270 Winchester | 1949 - 1953 |
| HA | Armatic Self Loading Rifle .22 Rimfire | 1966 - 1969 |
| J | Sportsman Single Shot Bolt Action .22 Rimfire | 1947 - 1950 |
| J | Sportsman Single Shot Bolt Action .22 Rimfire | 1953 - 1955 |
| JA | Sportsman Single Shot Bolt Action | 1950 - 1951 |
| JB | Sportsman Single Shot Bolt Action | 1951 - 1952 |
| JC | Sportsman Single Shot Bolt Action | 1952 |
| JD | Sportsman Single Shot Bolt Action | 1952 - 1955 |
| K | Merlin MK I .177 Junior Air Rifle | 1962 - 1964 |
| K | Sportsman Five .22 Rimfire Rifle | 1948 - 1953 |
| KA | Merlin Junior Air Rifle .177 MK II | 1964 - 1968 |
| KA | Sportsman Five .22 Rimfire Rifle | 1950 - 1952 |
| KB | Sportsman Five Rimfire Rifle | 1951 |
| KC | Sportsman Five Rimfire Rifle | 1951 - 1952 |
| KD | Sportsman Five Rimfire Rifle | 1951 - 1955 |
| L | Light Pattern Standard Air Rifle .177 | 1919 - 1936 |
| L | Merlin Junior Air Rifle .22 MK I | 1962 - 1964 |
| L | Sportsman Ten .22 Rimfire Rifle | 1949 - 1950 |
| LA | Merlin Junior Air Rifle .22 MK II | 1964 - 1968 |
| LA | Sportsman Fifteen Rimfire Rifle | 1950 - 1954 |
| LB | Sportsman Fifteen Rimfire Rifle | 1951 |
| LC | Sportsman Fifteen Rimfire Rifle | 1951 |
| LD | Sportsman Fifteen Rimfire Rifle | 1951 |
| LE | Sportsman Fifteen Rimfire Rifle | 1951 - 1955 |
| LE | R-10 MK2 Anniversary Ltd Edition .177 & 22 (150 made) | 2011 - 2012 |
| LGRT2 | GRT Lightning SE .22 | |
| LGRT7 | GRT Lightning SE .177 | |
| LS22 | Lonestar .22 | 2008 - 2011 |
| LS25 | Lonestar .25 | 2008 - 2011 |
| LS77 | Lonestar .177 | 2008 - 2011 |
| M | Cadet Major .177 | 1947 - 1948 |
| M | P.14 Military Rifles Sporterized .303 Calibre | 1949 - 1953 |
| N | Meteor MK I .177 | 1959 - 1962 |
| NA | Meteor MK II .177 | 1962 - 1966 |
| NB | Meteor MK II .177 | 1962 - 1968 |
| ND | Meteor MK II + Super Mark I .177 | 1967 - 1969 |
| NE | Meteor MK III + Super Mark II .177 | 1969 - 1973 |
| NG | Meteor MK IV + Super Mark III .177 | 1973 - 1979 |
| NH | Meteor MK V + Super Mark IV .177 | 1979 - 1994 |
| P | Martini Model 12/15 | 1947 - 1955 |
| P1 | Polaris .177 & .22 | |
| PH | Superstar .177 | 1990 - 2004 |
| R | Martini Model 13 | 1932 - 1939 |
| RA | Scorpion Pistol .22 | 1972 - (Recalled) |
| RB | Scorpion Pistol .22 | 1972 - 1994 |
| RH | Superstar .22 | 1990 - 2004 |
| R22 | R - 10 MK1 .22 | |
| R77 | R - 10 MK1 .177 | |
| RL22 | R - 10 MK1 .22 Left Hand | |
| RL77 | R - 10 MK1 177 Left Hand | |
| R225000 + |
R - 10 MK2 .22 (Seial No. 5000 Upwards) | |
| R775000 + | R - 10 MK2 .177 (Seial No. 5000 Upwards) | |
| RL225000 + | R - 10 MK2 .22 Left Hand (Seial No. 5000 Upwards) | |
| RL775000 + | R - 10 MK2 .177 Left Hand (Seial No. 5000 Upwards) | |
| RLSE77 | R10 SE .177 Left Hand | |
| RLSE22 | R10 SE .22 Left Hand | |
| RLSE25 | R10 SE .25 Left Hand | |
| RLT77 | R TEN .177 Left Hand | Sept 2020 - |
| RLT22 | R TEN .22 Left Hand | Sept 2020 - |
| RLT25 | R TEN .25 Left Hand | Sept 2020 - |
| RSE77 | R10 SE .177 | |
| RSE22 | R10 SE .22 | |
| RSE25 | R10 SE .25 | |
| RT77 | R-TEN .177 | Sept 2020 - |
| RT22 | R-TEN .22 | Sept 2020 - |
| RT25 | R-TEN .25 | Sept 2020 - |
| RTH77 | R10 Thumbhole .177 | |
| RTH22 | R10 Thumbhole .22 | |
| S | BSA Improved Mod D with Double Intercepting Safety Sear Patt 30338/10 .177 & .22 Standard, Ligh, Junior + Juvenile | 1911 - 1917 |
| S | BSA Standard No 2 Air Rifle .22 | 1919 - 1936 |
| S | Supersport & Lightning & XL's Air Rifle GAMO made version | |
| S | Ralock Self Loading Sporting Rifle .22 Short Rifle Cartridge | 1947 - 1951 |
| S | Supersport Five Bolt Action Rifle .22 Long Rifle Cartridge | 1955 |
| SA | Supersport Five Bolt Action Rifle .22 Long Rifle Cartridge | 1955 - 1958 |
| SB | Supersport Five Bolt Action Rifle .22 Long Rifle Cartridge | 1955 - 1966 |
| SC | Supersport Five Bolt Action Rifle .22 Long Rifle Cartridge | 1966 - 1967 |
| SE22 | Scorpion SE.22 | 2011 - |
| SE77 | Scorpion SE.177 | 2011 - |
| SS | Scorpion Single Shot .177 & .22 | |
| ST | Scorpion T10 .177 & .22 | |
| T | BSA Standard No2 Air Rifle .22 | 1936 - 1939 |
| T | Ralock Self Loading Sporting Rifle .22 Long Rifle | 1949 - 1951 |
| T | Meteor Air Rifle MK I .22 | 1959 - 1962 |
| T | Surfix Letter On BSA Super Sport Five Sporting Rifle Designating Tangent Rearsight | 1957 - 1962 |
| TA | Meteor MK II .22 | 1962 - 1966 |
| TB | Meteor MK II .22 | 1966 - 1968 |
| TD | Meteor MK II (Super Mk) .22 | 1967 - 1969 |
| TE | Meteor MK III .22 & Meteor MK III (Super MK II .22) | 1969 - 1973 |
| TG | Meteor MK IV .22 & Meteor MKIV (Super MK III .22) | 1974 - 1978 |
| TH | Meteor MK V .22 & Meteor MKV (Super MK IV .22) | 1979- 1993 |
| U | Martini International MK I Right Hand | 1950 - 1953 |
| UA | Martini International MK I Left Hand | 1952 |
| UB | Martini International MK I Right Hand (Improved Ejection) & Left Hand | 1953 |
| UC | Martini International MK I Light Weight Right Hand | 1953 |
| UD | Martini International MK I + MK II Mixed | 1953 - 1960 |
| UE | Martini International MK I + MK II Mixed | 1953 - 1960 |
| UF | Martini International MK II | 1960 - 1968 |
| UG | Martini International MK II | 1961 - 1968 |
| UM | Ultra Multi Shot .177 & .22 | |
| US | Ultra Single Shot .177 & .22 | |
| USE77 | Ultra SE .177 | |
| USE22 | Ultra SE .22 | |
| USE25 | Ultra SE .25 | |
| V | Century Bolt Action Target Rifle | 1955 - 1961 |
| W | 12 Gauge 'Regent Model' Shotgun made only for RAF | 1940 - 1945 |
| W | Mercury Air Rifle MK I .177 | 1971 - 1973 |
| W | Cadet Air Rifle .177 | 1949 - 1950 |
| WA | Mercury Air Rifle MK I .177 | 1973 - 1974 |
| WB | Mercury Air Rifle MK II .177 | 1974 - 1978 |
| WC | Mercury Air Rifle MK III .177 | 1978 - 1985 |
| WE | Meteor MK6 .22 | |
| WE | Comet .177 & .22 | |
| WH | Mercury 'S' Air Rifle | 1980 - 1985 |
| WR | Airsporter RB2 .177 & .22 | 1992 - 2001 |
| WT | Airsporter Stutzen RB2 .177 | 1992 - 2000 |
| XGRT7 | GRT Lightning XL SE .177 | |
| XGRT2 | GRT Lightning XL SE .22 | |
| Y | Cadet Major Air Rifle .177 | 1949 |
| YA | Single Twelve Shotgun 2 & 3/4" Chamber X 30" Barrels | 1950 - 1962 |
| YB | Single Twelve Shotgun 3" X 30" | 1950 - 1962 |
| YC | Single Twelve Shotgun 3" X 32" | 1950 - 1962 |
| YD | Snipe Shotgun 2 3/4" | 1962 - 1973 |
| YE | Snipe Shotgun 3" | 1962 - 1973 |
| Z | Mercury MK I .22 | 1971 - 1973 |
| ZA | Mercury MK II .22 | 1973 - 1974 |
| ZB | Mercury MK II .22 | 1974 - 1978 |
| ZC | Mercury MK III .22 | 1978 - 1985 |
| ZD | Mercury Challenger .22 | 1985 - 1986 |
| ZE | Meteor MK 6 .177 | 1993 - Present |
| ZH | Mercury 'S' .22 | 1980 - 1985 |
| ZR | Airsporter RB2 .22 & .177 | 1992 - 2000 |
| ZT | Airsporter RB2 Stutzen .22 | 1992 - 2000 |
| 0 | Parke-Hale Striker .177 (same as Supersport Air Rifle) | |
| 0 | Supersport & XL .25 | |
| 1A | Firebird Pre Charged .177 | 2001 - 2005 |
| 1B | Techstar .177 | 2004 - 2007 |
| 2A | Firebird Pre Charged .22 | 2001 - 2005 |
| 2A | Lonestar .25 | 2009 |
| 2B | Techstar .22 | 2004 - 2007 |
| 3A | Ultra Multi Shot .177 | |
| 3B | Sportsman HV .177 | 2009 |
| 4A | Ultra Multi Shot .22 | |
| 4B | Sportsman HV .22 | 2009 |
| 5A | Scorpion T10 .177 & T10 Bull Barrel .177 | |
| 5B | Ultra Single Shot .177 | |
| 6A | Scorpion T10 .22 & T10 Bull Barrel .22 | |
| 6B | Ultra Single Shot .22 | |
| 7 - |
Parke - Hale Striker .22 (same as Supersport Air Rifle) | |
| 7B | Scorpion Single Shot .177 | |
| 8B |
Scorpion Single Shot .22 |
