Here is the current list of HK date codes for receivers and non-proofed parts/magazines:
HK Firearms Proofed Date Codes (1976 mfg.+)
A B C D E F G H I K
0 1 2 3 4 5 6 7 8 9
- receivers
HG-76/HH-77/HI-78/HK-79/IA-80/IB-81/IC-82/ID-83/IE-84/IF/85/IG-86/IH-87/II-88/IK-89/KA-90/KB-91/KC-92/KD-93/KE-94/KF-95/KG-96/KH-97/KI-98/KK-99/AA-00/AB-01/AC-02/AD-03/AE-04/AF-05/AG-06/AH-07/AI-08/AK-09/BA-10/BB-11/BC-12/BD-13/BE-14/BF-15/BG-16/BH-17/BI-18/BK-19/CA-20/CB-21/CC-22
HK Firearms Non-Proofed Parts/Magazines Date Codes (1976 mfg.+)
A B C D E F G H I J
0 1 2 3 4 5 6 7 8 9
- parts and LE magazines
(Regular) HG-76/HH-77/HI-78/HJ-79/IA-80/IB-81/IC-82/ID-83/IE-84/IF-85/IG-86/IH-87/II-88/IJ-89/JA-90/JB-91/JC-92; (LE) IR/ir-93; IE/ie-94; IS/is-95; IK/ik-96; IO/io-97; ID/id-98; II/ii-99; OR/or-00; NP/np-01; (Regular) AC-02/AD-03/AE-04/AF-05/AG-06/AH-07/AI-08/AK-09/BA-10/BB-11/BC-12/BD-13/BE-14/BF-15/BG-16/BH-17/BI-18/BK-19/CA-20/CB-21/CC-22
Tony
HK Firearms Proofed Date Codes (1976 mfg.+)
A B C D E F G H I K
0 1 2 3 4 5 6 7 8 9
- receivers
HG-76/HH-77/HI-78/HK-79/IA-80/IB-81/IC-82/ID-83/IE-84/IF/85/IG-86/IH-87/II-88/IK-89/KA-90/KB-91/KC-92/KD-93/KE-94/KF-95/KG-96/KH-97/KI-98/KK-99/AA-00/AB-01/AC-02/AD-03/AE-04/AF-05/AG-06/AH-07/AI-08/AK-09/BA-10/BB-11/BC-12/BD-13/BE-14/BF-15/BG-16/BH-17/BI-18/BK-19/CA-20/CB-21/CC-22
HK Firearms Non-Proofed Parts/Magazines Date Codes (1976 mfg.+)
A B C D E F G H I J
0 1 2 3 4 5 6 7 8 9
- parts and LE magazines
(Regular) HG-76/HH-77/HI-78/HJ-79/IA-80/IB-81/IC-82/ID-83/IE-84/IF-85/IG-86/IH-87/II-88/IJ-89/JA-90/JB-91/JC-92; (LE) IR/ir-93; IE/ie-94; IS/is-95; IK/ik-96; IO/io-97; ID/id-98; II/ii-99; OR/or-00; NP/np-01; (Regular) AC-02/AD-03/AE-04/AF-05/AG-06/AH-07/AI-08/AK-09/BA-10/BB-11/BC-12/BD-13/BE-14/BF-15/BG-16/BH-17/BI-18/BK-19/CA-20/CB-21/CC-22
Tony
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