Goodyear Rubber Products

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BHydraulics
                                                                              General Purpose Couplings
             Hydraulic Quick Couplings                                        4000 Series
                                                                              Features
                                                                              Parker 4000 Series couplings feature:
                                                                              �  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.
                                                                               DropinPSIDPressure
             Applications                                                     Specifications
             The 4000 Series brings to the industry a proven design for         Body Size (in.)           1/4    3/8    1/2    3/4    1
             use on construction equipment, forestry equipment,
                                                                                Rated Pressure (PSI)     3000    3000   3000  3000  3000
             agricultural machinery, oil tools, steel mill machinery, and
                                                                                Rated Flow (GPM)           3      6      12    28     50
             other demanding hydraulic applications.
                                                                                Temperature Range (std seals)      -40� to +250�F
             Note: Protective dust plugs and caps play a crucial role in the
             life of a quick coupling and no purchase of a hydraulic quick
             coupling is complete without the selection of an appropriate
                                                                              Performance
             dust plug and cap. See pages noted in Table of Contents for
             dust plugs and caps for the Parker full line of hydraulic
                                                                                        4000 Series (1/4", 3/8", 1/2", 3/4", 1")
             couplings.
                                                                                                Test Fluid: Oil - 200 SUS
                                                                                 150                                                  150
             Special Order Information
                                                                                 100                                                  100
             Standard seal material is Buna-N (Nitrile), other seal options       90                                                  90
                                                                                  80                                                  80
             are available. See Ordering Information at end of Section B          70                                                  70
             and Fluid Compatibility Chart at end of this catalog for             60                                                  60
             assistance in making seal selection.                                 50                                                  50
                                                                                  40                                                  40
             Note: The part numbers for the 4000 Series Poppet Valve
                                                                                  30                                                  30
             design are designated with a -P. For example 4050-4P.
                                                                                                               1/2"
                                                                                  20                                                  20
                                                                                                                3/4"    1"
                                                                                         1/4"    3/8"
                                                                                  10                                                  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-16
                                                                                                            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