Please note that this list is a general guide and not meant to be exact. There is some dispute regarding the dates on some serial numbers and your gun may actually be a year off from what is listed. The precise shipping date as "lettered" can be several years off depending on model. For the exact date on your gun request the letter from Roy Jinks.
Post-War S Series K Frames:
S811,120 – S999,999…….1946 – 48
C Series K Frames: (Fixed Sight Models)
C1 - C233,999………….....1948 – 52
C236,004 – C261,483…….1953
C277,555 – C314,031….…1954 – 56
C402,924 – C405,018…….1957
C405,019 – C429,740…..1958 – 59
C429,741 – C474,148…….1960
C474,149 – C622,699…….1961 – 62
C622,700 – C810,532…….1963 – 65
C810,533 – C999,999…..1966 – 67
D Series K Frames: (Fixed Sight Models)
D1 – D90,000…………….....1968
D90,001 – D330,000……..1969 -70
D330,001 – D420,000………1971 – Early 72
D420,001 – D510,000………Late 1972 – Early 73
D510,001 – D659,901………Late 1973 – Early 1974
D659.902 – D75000………..Late 1974 – Early 1975
D750,001 – D870,000………Late 1975 – Early 1976
D870,001 – D999,999………Late 1976 – Early 1977
2D00001 - 2D80,000……….1977
2D80,001 – 2D99,999………1978
4D00001 – 6D10,000……….1979
6D10,0001 – 7D10,000……1980
7D10,001 – 9D44,500…..1981
9D44,501 – 17D8,900………1982
17D8,901 – 21D0883……….1983
K Series K Frames (Adjustable Sight Models)
K101 – K614……………......1946
K615 – K18,731…………....1947
K18,732 – K73,121……..…1948
K73,122 – K84,149……..…1949
K84,150 – K104,047…...1950
K104,048 – K136,690...1951
K136,691 – K175,637...1952
K175,638 – K210,095...1953
K210,096 – K231,255...1954
K231,256 – K266,154...1955
K266,155 – K288,988...1956
K288,989 – K317,822...1957
K317,823 – K350,547...1958
K350,548 – K386,804...1959
K386,805 – K429,894...1960
K429,895 – K468,098...1961
K468,099 – K515,478...1962
K515,479 – K553,999....1963
K555,000 – K605.877....1964
K605,878 – K658.986....1965
K658,987 – K715,996....1966
K715,997 – K779.162....1967
K779,163 – K848,781....1968
K848,782 – K946,391....1969
K946,382 – K999,999....1970
1K1 – 1K39,500.........1970
2K1 – 2K22.037.........1970
1K39,501 – 1K999,999...1971
2K22,038 – 2K55,996....1971
3K1 – 3K73,962.........1971
2K55,997 – 2K99,999....1972
3K31,280 – 5K6,616.....1972
4K1 – 4K1,627..........1972
4K1,628 – 4K54,104.....1973
5K6,617 – 5K73,962.....1973
4K54,105 – 4K99,999....1974
5K73,963 – 6K58,917....1974
7K1 – 7K26,043.........1974
7K26,044 – 7K70,577....1975
6K98,918 – 8K20,763....1975
8K20,764 – 9K1.........1975
8K20,000 – 9K100,000...1975
9K1,001 – 9K99,999.....1976
10K001 – 24K9,999......1977
25K001 – 56K9,999......1978 – 79
57K001 – 91K6,800......1980
91K6,801 – 124K000.....1981
125K000 – 269K9,999....1982
270K000 – 311K273......1983
1980 Three-Letter Prefix Series Begins at AAA000
