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HNR-KZF Meet ISO 7241-B Standard

The KZF series connectors are suitable for a wide range of hydraulic applications. These connectors can be used when disconnecting or connecting pipelines due to equipment operation or maintenance, without causing fluid loss.

The KZF connectors are primarily used in hydraulic fluid pipelines, chemical water, steam, and certain gas pipelines.

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    APPLICATION

    ● The KZF series connectors are suitable for a wide range of hydraulic applications. These connectors can be used when disconnecting or connecting pipelines due to equipment operation or maintenance, without causing fluid loss.
    ●  The KZF connectors are primarily used in hydraulic fluid    pipelines, chemical water, steam, and certain gas pipelines.

    FEATURES

    ● When the connector is disconnected, the valve core automatically closes to prevent leakage.
    ● After the connector is connected, the valve automatically opens, maintaining smooth fluid flow within the rated working range.
    ● Key parts are induction-hardened, ensuring good durability.
    ● A reliable ball-lock mechanism joins the matching halves together.
    ● The female socket and plug are precisely manufactured from solid bar stock.
    ● This connector complies with the ISO 7241-A standard and is interchangeable with the following products:
    ● Parker 6600 series (USA)
    ● Faster ANV series (Italy)
    ● Aeroquip 5600 series (USA)
    ● Hansen HA15000 series (USA)

    PERFORMANCE

    Test Fluid：Oil-200SUS
    Product tested: KZF series
    1GPM ＝ 3.78L/Min
    1PSID ＝ 0.0069Mpa
    screenshot_2025-10-15_14-13-03
    screenshot_2025-10-15_14-13-10

    FLOW DATA

    （in.） Body >Size

     (PSI)  Rated Pressure

    （GMP） Rated Flow

    1/4

    5000

    3

    3/8

    5000

    6

    1/2

    4000

    12

    3/4

    4000

    28

    1

    3000

    50

    1-1/4

    3000

    88

    1-1/2

    2500

    120

    2

    2000

    240

    SEAL ELASTOMER DATA

    Seal Elastomer Max. Operation Temperature Range
    Nitrile (NBR) -20℃ to +120℃
    EPDM -54° C to +149° C/-65° C to +300° F
    FKM                      -29° C to +204° C/-15° F to +400° F


    Socket

    ScreenShot_2025-12-10_102413_750
    ISO PART NO. LS D 1 A T
    5 HNR-KZF-01SF 48 24 14 8 G1/8
    6.3 HNR-KZF-02SF 58 27 19 12.5 ZG1/4
    10 HNR-KZF-03SF 65 35 22 13 ZG3/8
    12.5 HNR-KZF-04SF 72.5 45 29 14 ZG1/2
    20 HNR-KZF-06SF 88 54 36 17 ZG3/4
    25 HNR-KZF-08SF 102 64.5 41 23 ZG1
    31.5 HNR-KZF-10SF 115 69 54 27 ZG1-1/4
    40 HNR-KZF-12SF 124 79 60 27 2G1-1/2
    50 HNR-KZF-16SF 132 102 77 30 ZG2

    Plug

    ScreenShot_2025-12-10_102423_407
    ISO PART NO. LP D C 2 A T
    5 HNR-KZF-01PF 29 10.8 19 14 8 G1/8
    6.3 HNR-KZF-02PF 36 14.2 22.5 17 12.5 ZG1/4
    10 HNR-KZF-03PF 40 19 25 22 13 ZG3/8
    12.5 HNR-KZF-04PF 44 23.5 28 27 14 ZG1/2
    20 HNR-KZF-06PF 52 31.4 36 36 17 ZG3/4
    25 HNR-KZF-08PF 62 37.8 40 41 23 ZG1
    31.5 HNR-KZF-10PF 70 45 45 52 27 ZG1-1/4
    40 HNR-KZF-12PF 75 50 49 60 27 ZG1-1/2
    50 HNR-KZF-16PF 80 70 52 77 30 ZG2

    Coupling Fitting

    ScreenShot_2025-12-10_102434_343
    ISO PART NO. L D 1 2 T
    5 HNR-KZF-01 58.5 24 14 14 G1/8
    6.3 HNR-KZF-02 72.5 28 19 17 ZG1/4
    10 HNR-KZF-03 80.5 35 22 22 ZG3/8
    12.5 HNR-KZF-04 89 45 29 27 ZG1/2
    20 HNR-KZF-06 105 54 36 36 ZG3/4
    25 HNR-KZF-08 124.5 64.5 41 41 ZG1
    31.5 HNR-KZF-10 140.5 69 54 52 ZG1-1/4
    40 HNR-KZF-12 150.5 79 60 60 ZG1-1/2
    50 HNR-KZF-16 160.5 102 77 77 ZG2

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