Smith & Wesson (S&W) began manufacturing the PPK and PPK/S under license at their plant in Houlton, Maine until 2013. In February 2009, S&W issued a recall for PPKs it manufactured for a defect in the hammer block safety. In 2018 Walther Arms began producing them again at their new US manufacturing plant in Fort Smith, Arkansas, and new ones are being shipped as of March 2019. Users : PPK variant chambered in .22 Long Rifle and .32 ACP formerly used by police for undercover and surveillance duties. : PPK variant chambered in .32 ACP used by Comandos Anfibios : PP variant chambered in .380 ACP adopted by São Paulo Public Force in 1936. PP variant chambered in 7.65 mm issued to high ranking naval officers in 1953 : PP variant : PP variant : PP variant : PP variant : PP variant : PPK variant. Danish police used a 7.65mm version until 1998 : A close copy was produced after World War II : All Walther PPs and variants were produced after World War II by Manurhin until 1986 : PPK variant : A close copy was produced locally after World War II. A Hungarian version called the PA-63 (9×18mm Makarov) is still in service : PPK variant is used by Komando Pasukan Katak (Kopaska) tactical diver group and Komando Pasukan Khusus (Kopassus) special forces group : 200 PPs made via government contract. : the PP variant was adopted by the Latvian Police in the early 1930s, becoming its most used pistol until the Soviet occupation. The PP and PPK variants were also privately bought and used by members of the Aizsargi national guard. : PP variant : PP variant : PP variant : PP variant : PPK issued to navy : A close copy was produced locally after World War II : PP variant : PP variant : Walther PP in use by Swedish police until early-mid 2000s : PP variant : A close copy, Kirikkale, in 7.65mm and 9mm was produced locally after World War II. : MI6 and the Royal Air Force – L66A1 .22 LR and L47A1 7.65mm Walther PP : PPK used by MACVSOG recon skydiver team, equipped with detachable suppressor. Produced locally and used by various police forces. Kentucky State Police issued the stainless PPK/S as a backup gun and each pistol had the agency logo engraved on the slide. See also SIG