Goodyear Rubber Products

Click Here to open this page in a new window.

BHydraulics
                                                                              General Purpose Couplings
             Hydraulic Quick Couplings                                        4200 Series
                                                                              Features
                                                                              Parker 4200 Series couplings feature:
                                                                              � Double acting sleeve for one handed push-to-connect
                                                                                operation when coupler is clamp or bulkhead mounted.
                                                                              � Poppet valves available to prevent uncoupled leakage.
                                                                              � Ball valves available for rugged dependability in heavy-duty
                                                                                hydraulic applications, within rated working pressures.
                                                                              � Critical parts are induction hardened for durability.
                                                                              � Dependable ball-locking mechanism holds the mating
                                                                                halves together.
                                                                              � Couplers and nipple are precision machined
                                                                                from solid bar stock.
                                                                              � For applications with residual trapped pressure use
                                                                                connect-under-pressure nipples designated by the -DC
                                                                                option.
             Applications                                                     Specifications
             The 4200 Series brings to the industry a proven design            PressureDropinPSIDBody Size (in.) 3/8            1/2
             for use on construction equipment, forestry equipment
                                                                                Rated Pressure (PSI)             3000           3000
             agricultural machinery, and oil tools.
                                                                                Rated Flow (GPM)                  6              12
             Note: Protective dust plugs and caps play a crucial role in the
                                                                                Temperature Range (std seals)       -40� to +250�F
             life of a quick coupling and no purchase of a hydraulic quick
             coupling is complete without the selection of an appropriate
             dust plug and cap. See pages noted in Table
             of Contents for dust plugs and caps for the Parker full line of
             hydraulic couplings.                                             Performance
                                                                                                4200 Series (3/8", 1/2")
                                                                                                Test Fluid: Oil - 200 SUS
                                                                                 150                                                  150
                                                                                 100                                                  100
                                                                                  90                                                  90
             Special Order Information                                            80                                                  80
                                                                                  70                                                  70
                                                                                  60                                                  60
             Standard seal material is Buna-N (Nitrile). For other seal
                                                                                  50                                                  50
             options see Table of Contents. See Ordering Information at
                                                                                  40                                                  40
             end of Section B and Fluid Compatibility Chart at end of this
             catalog for assistance in making seal selection.                     30                                                  30
                                                                                                               1/2"
             Note: The part numbers for the 4200 Series Poppet Valve
                                                                                  20                                                  20
             design are designated with a -P. For example 4250-4P.
                                                                                  10               3/8"                               10
                                                                                   9                                                  9
                                                                                   8                                                  8
                                                                                   7                                                  7
                                                                                   6                                                  6
                                                                                   5                                                  5
                                                                                   4                                                  4
                                                                                   3                                                  3
                                                                                   2                                                  2
                                                                                   1                                                  1
                                                                                    1       2    3  4 5 6 7 8910     20      40  60 80
                                                                                                     Flow in USGPM
                                                                                                                  Quick Coupling Division
                                                                                                 8145 Lewis Road � Minneapolis, MN 55427
                                                                         B-18
                                                                                                            www.parker.com/quickcouplings

CALL TOLL FREE
IN THE USA
1-866-711-4673

INTERNATIONAL SALES CALL
+1-727-342-5086
WE SHIP WORLDWIDE

CALL TOLL FREE IN THE USA 1-866-711-4673

INTERNATIONAL SALES CALL +1-727-342-5086 WE SHIP WORLDWIDE

CALL TOLL FREE
IN THE USA
1-866-711-4673

INTERNATIONAL SALES CALL
+1-727-342-5086
WE SHIP WORLDWIDE