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FIRG

“FIRG” is the original series of flat-faced couplings. Designed in 1983, the “FIRG” series immediately represented a major innovation in the field of quick couplings. Used in many sectors of hydraulics, over time it has become the leading series for the realization of the international standard ISO 16028 for couplings interchangeability. Thanks to the good performance and the many advantages it offers, even today the “FIRG” series is widely used and recognized by the major world manufacturers of hydraulic machines and equipment. It is used in all the applications where it is necessary to eliminate the loss of fluid and contamination of the circuit.

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Technical specifications

  • - Interchange

    - Interchange

    ISO 16028

  • - Valving style

    - Valving style

    Flat Face

  • - Connection system

    - Connection system

    Push

  • - Locking mechanism

    - Locking mechanism

    Locking ball, Safety lock

  • - Connection Under Pressure

    - Connection Under Pressure

    Not allowed

  • - Material / Treatment

    - Material / Treatment

    Carbon steel, Cr3

  • - Sealing

    - Sealing

    Nitrile NBR

  • - Available threads

    - Available threads

    BSP, BSPT, NPT, SAE

  • - Available sizes

    - Available sizes

    1/4", 3/8”, 1/2", 5/8", 3/4", 1", 1-1/2", 2"

  • - Operating pressure

    - Operating pressure

    up to 330 bar

  • - Flow rate

    - Flow rate

    up to 1000 l/min

  • - Temperature

    - Temperature

    -20°C / +100°C

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