Kahr order number nomenclature is as follows:
M= Steel frame, 3-3.1 in. barrel, PM= Polymer frame, 3.1-3.24 in. barrel, KP= Polymer frame, 3.54-3.6, 2.53 in. barrel, K= Steel frame, 3.465-3.5 in. barrel, TP=Polymer frame, 3.965-4.04 in. barrel, KT= Steel frame, 3.965-4 in. barrel,CM= Polymer frame, 3-3.14 in. barrel, CW= Polymer frame, 3.65-3.64 in. barrel, CT= Polymer frame, 4-4.04 in. barrel.
First three numbers - 383= .380 ACP, 909= 9mm, 919= 9mm with External Safety, 404= .40 S&W, 414= .40 S&W with External Safety, 454= .45 ACP.
4th number - 0= Carbon steel, black oxide (disc.), 1= Carbon steel, nickel finish (disc.), 2= Carbon steel, black T finish (disc.), 3= Matte stainless steel, 4= Blackened stainless steel, 6= Polished stainless steel, Elite98 (disc.), 8= Polished stainless steel, Elite.
Letters at end - A= Required for certain older inventory items, N= Tritium night sights, NOVAK= Novak low profile Tritium night sights
Current manufacturer established in 1993 with corporate headquarters located in Greeley, PA. Previously located in Blauvelt, NY. Manufacturing is also located in Greeley, PA. Previously located in Worchester, MA.