Catalogue 7 - STAUFF Test

A 15 Catalogue 7 § Edition 06/2024 Test Couplings SMK-20 Test Coupling with Male Threaded Stud and optionally colour marking ring SMK-20 Type G Test Coupling with Straight 24° Fitting SMK-20 Type K Test Coupling With 24° Taper / O-ring (DKO) SMK-20-JIC Test Coupling with 37° JIC Connection SSK-20 Bulkhead Fast Coupling for ƒ Monitoring and control of pressure ƒ Venting ƒ Sampling in high- and low-pressure systems ƒ Connection Thread according to ISO 15171-2 Advantages ƒ Test system at working pressure ƒ Leak proof connection before Ball Check is open ƒ Simple connection to measurement, control and switching devices ƒ Self locking metal protective cap Working Pressure ƒ Max. working pressure 630 bar / 9137 PSI For SMK Type G and K the recommended working pressure of fitting manufacturer should be noted. ƒ Connection under pressure up to 400 bar / 5801 PSI max. Materials ƒ Metal Parts: Standard material: Steel, zinc/nickel-plated = W3 Optional: Stainless Steel W4 (1.4305 / AISI 303) on request Stainless Steel W5 (1.4571 / AISI 316Ti) on request ƒ Ball: Stainless Steel ƒ Seal Types: B = NBR (Buna-N®) (Temperature range -20 °C ... +100 °C / -4 °F ... +212 °F) Note: Internal Seal Types made of FKM, even for standard NBR-type. V = FKM (Viton®)* (Temperature range -20 °C ... +200 °C / -4 °F ... +392 °F) E = EPDM Ethylene Propylene Diene Monomer Rubber (for Brake fluid, Temperature range -40 °C ... +150 °C / -40 °F ... +302 °F) * Vibration safety O-ring made of NBR (Buna-N®). Media ƒ Suitable for hydraulic oils and other Mineral oil based fluids (Check compatibility of Seal Type material) ƒ For use with other liquid media please contact STAUFF Protection Cap ƒ The complete STAUFF-Test-20-type-SMK range is also available with a hexagonal protection cap made of steel or plastic protection cap. Colour Marking Rings ƒ Hydraulic test couplings and test hose assemblies of the STAUFF Test 20 and STAUFF Test 15 series made of steel and stainless steel can optionally be equipped with colour marking rings. Please see page 39 for more information. Test Coupling with Ball Check SMK-20 A Internal Seals B Ball C Vibration Safety O-ring D Spring E Seal at Male Threaded Stud F Port Connection A A B C D E F