Quick Coupling Products - LSR Distribuidor

Hydraulic Quick CouplingsGeneral Purpose Couplings4200 SeriesFeaturesB HydraulicsParker 4200 Series couplings feature:• Double acting sleeve for one handed push-to-connectoperation when coupler is clamp or bulkhead mounted.• Poppet valves available to prevent uncoupled leakage.• Ball valves available for rugged dependability in heavy-dutyhydraulic applications, within rated working pressures.• Critical parts are induction hardened for durability.• Dependable ball-locking mechanism holds the matinghalves together.• Couplers and nipple are precision machinedfrom solid bar stock.• For applications with residual trapped pressure useconnect-under-pressure nipples designated by the -DCoption.ApplicationsThe 4200 Series brings to the industry a proven designfor use on construction equipment, forestry equipmentagricultural machinery, and oil tools.Note: Protective dust plugs and caps play a crucial role in thelife of a quick coupling and no purchase of a hydraulic quickcoupling is complete without the selection of an appropriatedust plug and cap. See pages noted in Table of Contents fordust plugs and caps for the Parker full line of hydrauliccouplings.SpecificationsBody Size (in.) 3/8 1/2Rated Pressure (PSI) 3000 3000Rated Flow (GPM) 6 12Temperature Range (std seals) -40° to +250°FPerformance4200 Series (3/8" & 1/2")Test Fluid: Oil - 200 SUS8070Special Order Information60Standard seal material is Nitrile. For other seal options seeTable of Contents. See Ordering Information at end ofSection B and Fluid Compatibility Chart at end of this catalogfor assistance in making seal selection.Note: The part numbers for the 4200 Series Poppet Valvedesign are designated with a -P. For example 4250-4P.Pressure Drop in PSID504030203/8"1/2"1000 2 4 6 8 10 12 14 16 18Flow in USGPMB-18Quick Coupling Division8145 Lewis Road • Minneapolis, MN 55427www.parker.com/quickcouplings