{"product_id":"innengewindekupplung-edelstahl-fkm-fpm-din-3489-g-1-2-bis-g-1","title":"Stainless steel female-thread coupling with fluoroelastomer seal, DIN 3489, max. PN 16, sizes G 1\/2\" – G 1\"","description":"\u003ch5\u003eKrause K+K Stainless Steel Female-Thread Coupling DIN 3489 – V4A with FKM\/FPM Seal\u003c\/h5\u003e\u003cp\u003eThe stainless steel female-thread coupling from Krause K+K is designed for professional compressed air systems where corrosion and media resistance play a key role. It combines the proven 42-mm claw coupling head with a robust female-thread connection for direct integration into pipes, fittings, and system components.\u003c\/p\u003e\u003cp\u003eThe coupling body is made of V4A stainless steel (material 1.4401 \/ AISI 316) and is equipped with an FKM\/FPM fluoroelastomer seal. The claw spacing is 42 mm, and the maximum operating pressure is PN 16. Krause K+K lists applications in the chemical and petrochemical industries, among others, for its stainless steel series.\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eBenefits\u003c\/h5\u003e\u003cp\u003e✅ Stainless steel V4A \/ 1.4401 \/ AISI 316\u003cbr\u003e✅ FKM\/FPM fluoroelastomer seal\u003cbr\u003e✅ 42 mm claw spacing\u003cbr\u003e✅ Female thread for direct system integration\u003cbr\u003e✅ High corrosion resistance\u003cbr\u003e✅ Three common thread sizes available\u003cbr\u003e✅ For demanding industrial compressed air systems\u003cbr\u003e✅ Maximum operating pressure PN 16\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eTechnical Specifications\u003c\/h5\u003e\u003cdiv style=\"overflow-x:auto;border:1px solid #d9d9d9;border-radius:10px;\"\u003e\u003ctable style=\"width:100%;border-collapse:separate;border-spacing:0;min-width:680px;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f3f3f3;\"\u003e\n\u003cth style=\"position:sticky;left:0;z-index:2;background:#f3f3f3;padding:10px;text-align:center;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding:10px;text-align:center;\"\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff;padding:10px;text-align:center;\"\u003eTranslation\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003efemale-thread coupling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa;\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa;padding:10px;text-align:center;\"\u003eCoupling system\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003eDIN 3489\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff;padding:10px;text-align:center;\"\u003eclaw spacing\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003e42 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa;\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa;padding:10px;text-align:center;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003eStainless steel V4A \/ 1.4401 \/ AISI 316\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff;padding:10px;text-align:center;\"\u003eGasket\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003eFluoroelastomer FKM\/FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa;\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa;padding:10px;text-align:center;\"\u003eoperating pressure\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003emax. PN 16\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003chr\u003e\u003ch5\u003eVariants\u003c\/h5\u003e\u003cdiv style=\"overflow-x:auto;border:1px solid #d9d9d9;border-radius:10px;\"\u003e\u003ctable style=\"width:100%;border-collapse:separate;border-spacing:0;min-width:680px;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f3f3f3;\"\u003e\n\u003cth style=\"position:sticky;left:0;z-index:2;background:#f3f3f3;padding:10px;text-align:center;\"\u003efemale thread\u003c\/th\u003e\n\u003cth style=\"padding:10px;text-align:center;\"\u003eItem No. \/ SKU\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff;padding:10px;text-align:center;\"\u003eG 1\/2\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003e003-07-VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#fafafa;\"\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fafafa;padding:10px;text-align:center;\"\u003eG 3\/4\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003e003-09-VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"position:sticky;left:0;background:#fff;padding:10px;text-align:center;\"\u003eG 1\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px;text-align:center;\"\u003e003-11-VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003chr\u003e\u003ch5\u003eHow It Works and Compatibility\u003c\/h5\u003e\u003cp\u003e✔ Symmetrical jaw coupling head with a 42 mm claw spacing\u003cbr\u003e✔ Locking by turning the coupled connection\u003cbr\u003e✔ Uniform coupling head within the corresponding 42-mm jaw coupling series\u003cbr\u003e✔ The female thread allows for direct mounting on components with a matching male thread\u003cbr\u003e✔ The FKM\/FPM seal complements the corrosion-resistant stainless steel body for demanding operating conditions\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eApplications\u003c\/h5\u003e\u003cp\u003e✔ Chemical and Petrochemical Industry\u003cbr\u003e✔ Compressed air systems susceptible to corrosion\u003cbr\u003e✔ Mechanical and Plant Engineering\u003cbr\u003e✔ Industrial systems with elevated material requirements\u003cbr\u003e✔ Professional compressed air applications within the permissible operating parameters\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eFAQ\u003c\/h5\u003e\u003cp\u003e\u003cstrong\u003eWhat type of stainless steel is used?\u003c\/strong\u003e\u003cbr\u003eV4A \/ Material 1.4401 \/ AISI 316.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhich seal is installed?\u003c\/strong\u003e\u003cbr\u003eFluoroelastomer FKM\/FPM.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the claw spacing of the coupling?\u003c\/strong\u003e\u003cbr\u003e42 mm.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the maximum operating pressure?\u003c\/strong\u003e\u003cbr\u003ePN 16.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat female threads are available?\u003c\/strong\u003e\u003cbr\u003eG 1\/2\", G 3\/4\", and G 1\".\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhen is the stainless steel version a good choice?\u003c\/strong\u003e\u003cbr\u003eFor applications requiring higher corrosion and media resistance than a standard coupling.\u003c\/p\u003e\u003chr\u003e\u003ch5\u003eConclusion\u003c\/h5\u003e\u003cp\u003eThe Krause K+K stainless steel female-thread coupling DIN 3489 is a high-quality solution for corrosion-resistant compressed air systems. V4A stainless steel, an FKM\/FPM seal, a 42 mm claw spacing, and PN 16 enable its use in demanding industrial environments and systems with elevated material requirements.\u003c\/p\u003e","brand":"Krause K+K","offers":[{"title":"G 1\/2\"","offer_id":53844152942939,"sku":"003-07-VA","price":197.0,"currency_code":"SEK","in_stock":true},{"title":"G 3\/4\"","offer_id":53844152975707,"sku":"003-09-VA","price":202.0,"currency_code":"SEK","in_stock":true},{"title":"G 1\"","offer_id":53844153008475,"sku":"003-11-VA","price":214.0,"currency_code":"SEK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0876\/8526\/7803\/files\/innengewindekupplung-aus-edelstahl-din-3489.jpg?v=1787247364","url":"https:\/\/strahltechnik-express.de\/en-se\/products\/innengewindekupplung-edelstahl-fkm-fpm-din-3489-g-1-2-bis-g-1","provider":"ABS Strahltechnik","version":"1.0","type":"link"}