Freedom Fighters (all versions) accepted/tested by USAF pilos
Not included in listiing
below are aircrafts built under licence in Canada and (possibly) in Spain, as accepted directly by their Air Forces.

As a note to the listing below: Lybia received only 8 Northrop F-5A via MAP, no Northrop RF-5A and no Northrop F-5B.

Version/Program
Acceptance year
1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 TOTAL   
F-5A MAP 34 122 113 90 61 12 1 25 2         460
F-5A MASF       33 8   5 4 5         55
F-5A Iran           24 14             38
F-5A Libya         8   2 4           14
F-5A Morocco     2 1     9             12
F-5A Norway     1   12   10             23
F-5A Taiwan/China             19             19
F-5B MAP 12 16 14 12 9 7 1 1 8 8       88
F-5B MASF       2 2         2 5     11
F-5B Iran         2 3   5           10
F-5B Jordan                     2     2
F-5B Korea MAP                         3 3
F-5B Korea FMS                       2 11 13
F-5B Libya         2   1             3
F-5B Malaysia                     1 1   2
F-5B Morocco               1           1
F-5B Norway     1 1 4   2             8
F-5B Saudi-Arabia                 14 6       20
F-5B Taiwan/China                     4 8   12
RF-5A MAP         13 6 30   8         57
RF-5A MASF             4 6 3         13
RF-5A Libya               1           1
RF-5A Morocco             1             1
RF-5A Norway           16               16
TOTAL
46 138 131 139 121 68 99 47 40 16 12 11 14 882


         
                                                                                     
                          Norwegian RF-5A 89101 on the tarmac at McClellan AFB in 1968; in the backgroung silver Northrop F-5B 89090 destined to Iran.
Additional aircrafts built by other companies:
First Northrop version aircrafts were built under licence in Spain by CASA:  34 SF-5B,  18 SF-5A, 18 SRF-5A,
by Canadair for Canada: 89 CF-5A 46 CF-5D and for the Netherlands: 75 NF-5A, 30 NF-5A
.

Tigers (all versions) accepted by USAF test pilots before delivery to own and  foreign countries use
Tiger production
Tiger production ended in 1987,
Not included in the list
are: (most probably tested before delivery by receiving country pilots and Swiss first batch number slightly modified)
Bahrain 2 Northrop F-5 built at Mojave from spare parts
The official number of Tiger built is 953 divided in 4 prototypes built at Hawthorne, 941 at Palmdale and 8 at Mojave (from spare parts);
there are several versions of each type.

First version    : 4 prototypes (built at Hawthorne plant); 941 (built at Palmdale plant); 8 at Mojave (from spare parts)  TOTAL  953.
Second version: 793 F-5E; 12 RF-5E; 145 F-5F; 8 at Mojave (from spare parts)    TOTAL  958
Third version
   :
792 / 793F-5E; 12 RF-5E; 146 F-5F; 8 at Mojave (from spare parts)    TOTAL  958/959
Fourth version : 786 F-5E; 12 RF-5E; 147 F-5F; 8 at Mojave (from spare parts)    TOTAL  953     most probabel !
Another version regarding all aircrafts being accepted by the USAF
mentions: F-5E 995; 151 F-5F; 2
RF-5E (plus 10 for Saudi Arabia not included)i;
                                                                                                                                             TOTAL 1'158
Who can help with information of the exact production quantity?

Additional aircrafts built by other companies:
China/Taiwan 28 US made 28 F-5E, F-5F (might be MAP aircrafts) and (by the end of 1986) 242 F-5E, 66 F-5F built by AIDC
Saudi Arabia 10 Northrop RF-5E additiona
Singgapore 11 Northrop F-5E and 8  F-5F additional serials are known; 5 single- and 3 double-seater were built at Mojave from spare parts not listed
Switzerland first batch was only 66
Northrop F-5E (not 67 as above); second batch 32 single-, 6 double-seaters accepted by Swiss pilots.

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Version/Program/
Acceptance year
1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 TOTAL
F-5E USAF 4 1   11 58                     74
F-5E MASF   27 49                         76
F-5E FMS                 47 44 12 4 10 14 6 137
F-5E US Navy         5                     5
F-5E Chile         15                     15
F-5E Ethiopia         2 14                   16
F-5E Iran   5 53 83                       141
F-5E Jordan MAP       22 10 9 5 9               55
F-5E Kenya             10                 10
F-5E Korea MAP     21 24 30                     75
F-5E Korea FMS           27 27                 54
F-5E Malaysia       14                       14
F-5E Saudi-Arabia   11 19   11 29                   70
F-5E Singapore             1 17               18
F-5E Switzerland             52 15               67
F-5E Thailand             13 4               17
F-5F FMS                 17 17 2 6 6 4 2 54
F-5F US Navy           3                   3
F-5F Chile         3                     3
F-5F Iran         22 6                   28
F-5F Jordan MAP           2 2 2               6
F-5F Kenya           1                   1
F-5F Korea           6   12               18
F-5F Saudi-Arabia           20 4                 24
F-5F Singapore             3                 3
F-5F Switzerland             6                 6
F-5F Thailand             3                 3
RF-5E Malaysia                             2 2
TOTAL 4 44 142 154 156 117 126 59 64 61 14 10 16 18 10 995