ST Series Straight-through Interface Hydraulic Quick Couplings High Flow Non-valved, manual sleeve ST Series non-valved couplings provide maximum flow and low pressure drop. The smooth, open bore allows easy cleaning in applications where the same lines are used for more than one media. Features • Steel nipples are case hardened for resistance to Brinelling • Functionally interchanges with similar straight-through design couplings • Standard Nitrile seals • Material options available • Sleeve-Lok option available Applications: • High pressure water • Steam washers • Carpet cleaners Specifications Body Size Rated Pressure (psi) Brass Coupler/Nipple Rated Pressure (psi) Brass Coupler/Steel Nipple Rated Pressure (psi) 303 SS Coupler/Nipple Temperature Range (standard seals) ST Series (3/4", 1", 1-1/4") Test Fluid: Oil - 150 SUS ST Series (1/8", 1/4", 3/8", 1/2") Test Fluid: Oil - 150 SUS Parker Hannifin Corporation Quick Coupling Division Minneapolis, MN www.pa

ST Series Straight-through Interface Hydraulic Quick Couplings High Flow Non-valved, manual sleeve Body Size Brass Part Number 303 Stainless Part Number Largest Diameter Wrench Flats Largest Diameter Wrench Flats ST Series Couplers - Male Pipe Thread Body Size Brass Part Number 303 Stainless Part Number Optional Materials and Features: (add code to part number) Code Description suffix -SL Sleeve-Lok (Couplers) suffix W Ethylene Propylene seal material- EPR (Couplers) suffix Y Fluorocarbon seal material (Couplers) suffix Z Neoprene seal material (Couplers) Contact QCD for availability and additional...

ST Series Straight-through Interface Hydraulic Quick Couplings High Flow Non-valved, manual sleeve ST Series Nipples- Female Pipe Thread Body Size Largest Diameter Wrench Flats ST Series Nipples- Male Pipe Thread Body Size Largest Diameter Wrench Flats Parker Hannifin Corporation Quick Coupling Division Minneapolis, MN