name / designation year of introduction      country of origin    primary cartridge                                      primary user
0                      armalite ar - 10                 1957          united states      7.62x51 mm nato                                  portugal , sudan
1                      armalite ar - 16                1950s          united states      7.62x51 mm nato                           never in active service
2                              ar - 832                1980s                  italy      7.62x51 mm nato                           never in active service
3                            avb - 7.62                1990s                 russia           7.62x54 mm                           never in active service
4                          beretta bm59                 1959                  italy      7.62x51 mm nato                       argentina , italy , nigeria
5                         cei - rigotti             18901900                  italy           7.62x54 mm                           never in active service
6                  calzada bayo cb - 57                 1957                  spain      7.62x51 mm nato                                             spain
7                                 cetme                1950s                  spain      7.62x51 mm nato                                             spain
8                              charlton                 1941  australia new zealand          303 british                           australia , new zealand
9                          chropi rifle                 1975                 greece      7.62x51 mm nato                           never in active service
10                     fa - mas type 62                 1962                 france      7.62x51 mm nato                           never in active service
11                      fedorov avtomat                 1916                 russia            6.5x50 mm                     russian empire , soviet union
12                                fg 42                 1942                germany           7.92x57 mm                                      nazi germany
13                           fm57 rifle                 1957                 sweden            6.5x55 mm                           never in active service
14                               fn fal                 1953                belgium         7.62x51 nato                      many nato nations and others
15                          fn scar - h                2000s  belgium united states      7.62x51 mm nato                          united states of america
16                      franchi lf - 59                 1959                  italy      7.62x51 mm nato                           never in active service
17                          gordon csws                 1972              australia         7.62x51 nato                                             n / a
18                              gram 63                 1963                 sweden      7.62x51 mm nato                           never in active service
19                    heckler & koch g3                 1958           west germany      7.62x51 mm nato           germany , mexico , many nato and others
20                 heckler & koch hk417                 2005                germany      7.62x51 mm nato  albania , mexico , france , netherlands , others
21                         howa type 64                 1964                  japan      7.62x51 mm nato                                             japan
22          itajuba model 954 mosquetao             late 40s                 brazil  30 - 06 springfield                                            brazil
23  kal1 general purpose infantry rifle                 1973              australia         7.62x51 nato                                             n / a
24                            m1 garand                 1936          united states  30 - 06 springfield                     united states and many others
25                                  m14                 1957          united states      7.62x51 mm nato                     united states and many others
26                           madsen lar                 1962                denmark      7.62x51 mm nato                           never in active service
27                               mas 49                 1949                 france     7.5x54 mm french                                    france , syria
28                            model 45a                 1945          united states  30 - 06 springfield                           never in active service
29                olin / winchester fal                 1957          united states   5.56 mm t65 duplex                           never in active service
30                               reider                 1941           south africa          303 british                           never in active service
31                            saiga 308                1990s                 russia      7.62x51 mm nato                                            russia
32                           sig sg 510                 1957            switzerland       7.5x55 mm gp11                     switzerland , chile , bolivia
33                             svt - 40                 1938           soviet union             7.62x54r                                      soviet union

Table as JSON:
{"name \/ designation":{"0":"armalite ar - 10","1":"armalite ar - 16","2":"ar - 832","3":"avb - 7.62","4":"beretta bm59","5":"cei - rigotti","6":"calzada bayo cb - 57","7":"cetme","8":"charlton","9":"chropi rifle","10":"fa - mas type 62","11":"fedorov avtomat","12":"fg 42","13":"fm57 rifle","14":"fn fal","15":"fn scar - h","16":"franchi lf - 59","17":"gordon csws","18":"gram 63","19":"heckler & koch g3","20":"heckler & koch hk417","21":"howa type 64","22":"itajuba model 954 mosquetao","23":"kal1 general purpose infantry rifle","24":"m1 garand","25":"m14","26":"madsen lar","27":"mas 49","28":"model 45a","29":"olin \/ winchester fal","30":"reider","31":"saiga 308","32":"sig sg 510","33":"svt - 40"},"year of introduction":{"0":"1957","1":"1950s","2":"1980s","3":"1990s","4":"1959","5":"18901900","6":"1957","7":"1950s","8":"1941","9":"1975","10":"1962","11":"1916","12":"1942","13":"1957","14":"1953","15":"2000s","16":"1959","17":"1972","18":"1963","19":"1958","20":"2005","21":"1964","22":"late 40s","23":"1973","24":"1936","25":"1957","26":"1962","27":"1949","28":"1945","29":"1957","30":"1941","31":"1990s","32":"1957","33":"1938"},"country of origin":{"0":"united states","1":"united states","2":"italy","3":"russia","4":"italy","5":"italy","6":"spain","7":"spain","8":"australia new zealand","9":"greece","10":"france","11":"russia","12":"germany","13":"sweden","14":"belgium","15":"belgium united states","16":"italy","17":"australia","18":"sweden","19":"west germany","20":"germany","21":"japan","22":"brazil","23":"australia","24":"united states","25":"united states","26":"denmark","27":"france","28":"united states","29":"united states","30":"south africa","31":"russia","32":"switzerland","33":"soviet union"},"primary cartridge":{"0":"7.62x51 mm nato","1":"7.62x51 mm nato","2":"7.62x51 mm nato","3":"7.62x54 mm","4":"7.62x51 mm nato","5":"7.62x54 mm","6":"7.62x51 mm nato","7":"7.62x51 mm nato","8":"303 british","9":"7.62x51 mm nato","10":"7.62x51 mm nato","11":"6.5x50 mm","12":"7.92x57 mm","13":"6.5x55 mm","14":"7.62x51 nato","15":"7.62x51 mm nato","16":"7.62x51 mm nato","17":"7.62x51 nato","18":"7.62x51 mm nato","19":"7.62x51 mm nato","20":"7.62x51 mm nato","21":"7.62x51 mm nato","22":"30 - 06 springfield","23":"7.62x51 nato","24":"30 - 06 springfield","25":"7.62x51 mm nato","26":"7.62x51 mm nato","27":"7.5x54 mm french","28":"30 - 06 springfield","29":"5.56 mm t65 duplex","30":"303 british","31":"7.62x51 mm nato","32":"7.5x55 mm gp11","33":"7.62x54r"},"primary user":{"0":"portugal , sudan","1":"never in active service","2":"never in active service","3":"never in active service","4":"argentina , italy , nigeria","5":"never in active service","6":"spain","7":"spain","8":"australia , new zealand","9":"never in active service","10":"never in active service","11":"russian empire , soviet union","12":"nazi germany","13":"never in active service","14":"many nato nations and others","15":"united states of america","16":"never in active service","17":"n \/ a","18":"never in active service","19":"germany , mexico , many nato and others","20":"albania , mexico , france , netherlands , others","21":"japan","22":"brazil","23":"n \/ a","24":"united states and many others","25":"united states and many others","26":"never in active service","27":"france , syria","28":"never in active service","29":"never in active service","30":"never in active service","31":"russia","32":"switzerland , chile , bolivia","33":"soviet union"}}