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APneumatics
                                                                               General Purpose  Manual Connect
             Pneumatic Quick Couplings                                         50 Series
                                                                              Specifications
                                                                                Body Size (in.)                              1/4
                                                                                Rated Pressure (PSI)                         300
                                                                                Temperature Range (Std. seals)*         -40° to +250° F.
                                                                                Locking Device                              4 balls
                                                                                * See Coupling Selection and Ordering Guide for Optional Seals.
                                                                                See Coupling Repair Kits Table on introduction page to General
                                                                                Purpose - Manual Connect Couplers
                                                                              Performance
                                                                                                     50 Series
                                                                                   50                                            50
                                                                                   40                                            40
                                                                                   30                                            30
             Features
                                                                                                                       1/
                                                                                                                         4"
             · Parker 50 Series couplings are interchangeable with ARO's
               210 series couplings.
                                                                                   20                                            20
             · 50 Series couplings have a full opening tubular valve for
               maximum flow and a built-in sleeve guard to minimize             SCFMinFlowAir
               accidental disconnect.
             · 50 Series couplings have all brass bodies and steel valves.
             · Standard seal material is nitrile. See the Coupling Selection       10                                            10
               and Ordering Information guide at the beginning of Section           9                                            9
               A and the Fluid Compatibility Chart at the end of this               8                                            8
               catalog for optional materials.
                                                                                    7                                            7
             · Push-to-Connect version available. See HA Series.
                                                                                    6                                            6
                                                                                    5                                            5
                                                                                     2      3    4    5  6  7  8  9 10         20
                                                                                                  Pressure Drop in PSID
                                                                                                          100 PSI
             Couplers                                                                                      80 PSI
                                                                                                     (Inlet Pressure)
             Female Pipe Thread
                                                  A
                                                                   Body         Part          Thread           Dimensions (in.)
                                                                   Size         No.            Size        Overall   Hex    Largest  Wt. (LB)
                                                                    (in.)      Brass          NPTF         Length    Size  Diameter  P/Piece
                                                              C
                                                                                                             A       B        C
                                                                    1/4         B53           1/4-18        1.83    0.75     0.90    0.20
                                           B                        1/4        B53E           3/8-18        1.95    0.81     0.94    0.21
             Male Pipe Thread
                                                                   Body         Part          Thread            Dimensions (in.)
                                                   A                Size        No.            Size        Overall   Hex    Largest  Wt. (LB)
                                                                    (in.)      Brass          NPTF         Length    Size  Diameter  P/Piece
                                                                                                              A       B       C
                                                               C
                                                                    1/4         B52           1/4-18        2.05     0.75    0.90    0.20
                                                                    1/4        B52E           3/8-18        2.08     0.75    0.90    0.21
                                                B
             Push-Lok Hose Barb*                                   Body         Part                            Dimensions (in.)
                                                                   Size         No.           Hose         Overall   Hex    Largest  Wt. (LB)
                                                  A
                                                                    (in.)      Brass           I.D.        Length    Size  Diameter  P/Piece
                                                                                                             A        B       C
                                                               C    1/4      B50-3BP           1/4          2.32    0.75     0.90    0.19
                                                                    1/4      B50-5BP           3/8          2.47    0.75     0.90    0.20
                                                B
                                                                 * Push-Lok hose barbs are designed for use with Push-Lok hose and do not require clamps.
                                                                                                                  Quick Coupling Division
                                                                                                 8145 Lewis Road · Minneapolis, MN 55427
                                                                          A-14
                                                                                                            www.parker.com/quickcouplings