108 www.stauff.com/5/en/#108 HUS Catalogue 5 § Edition 03/2024 STAUFF Push-to-Connect Couplings Series BG DN DN Q max Working Pressure Bursting Pressure Spillage Zoll metric Connected Female Body Male Tip Inch ISO 4397 l/min US GPM bar PSI bar PSI bar PSI bar PSI ml fl oz HUS-10 2 3/8“ 10 30 7.93 350 5076 1050 15229 1450 21031 1500 21756 HUS-12 3 1/2“ 12,5 67,5 17.83 315 4569 1000 14504 1200 17405 1000 14504 HUS-19 4 3/4“ 19 (20) 159 42.00 270 3916 1080 15664 1000 14504 900 13053 HUS-25 6 1“ 25 378 99.86 270 3916 900 13053 900 13053 900 13053 Material Carbon Steel Surface Finishing Zinc-Nickel Standard Seal Material(s) NBR (Buna-N®) 2 Working Temperature -30° C ... +106° C / -22° F ... +223° F Valve Design Poppet Valve Connection Push Disconnection Actuate Push Sleeve Connect Under Pressure Male Tip/Female Body Application Construction Machinery, Industrial Hydraulic ISO Interchange - The indicated pressure ratings only apply to the coupling itself and depend on the connection type. 2Alternative seal materials are available on request. Technical Data Series HUS § Carbon Steel Flow Characteristics Please note: Unless otherwise stated, all flow characteristics have been determined with hydraulic oil with a kinematic viscosity of 28,8 - 35,2 mm2 /s (28,8 - 35,2 cSt) and are only valid for components with non-reducing connections. QRC-HUS-10 QRC-HUS-12 QRC-HUS-19 QRC-HUS-25 1 10 100 1000 0,1 1 10 Q [l/min] Δp [bar] Q [US GPM/min] Δp [PSI] 264,17 26,42 2,64 .26 1.45 14.50 145.04
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