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Rectus Ranges

Rectus quick couplers are used in many industries, mainly for connecting hoses and modules quickly and leak free.

They are often used for fluid and gas connections. Depending on the design, the connecting elements for low pressure are suitable for a pressure of up to 35 bar.

The quick couplings are available in the most common materials such as brass, steel, stainless steel, PVDF, and are also increasingly used in plate or block applications.

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  • Parker Rectus 1/4" BSPP Female Coupling 21KSIW13MPN - FluidAirFittings
    Rectus Nickel Plated 21KS Safety Lock Series Coupling BSPP Female | 1/4" BSPP Female | 21KSIW13MPN - FluidAirFittings
    Original price £30.62 - Original price £30.62
    Original price
    £30.62
    £30.62 - £30.62
    Current price £30.62

    Parker Rectus 1/4" BSPP Female Coupling 21KSIW13MPN

    1/4" BSP Parallel Female Coupling, Series 21KS, Safety Lock, Pneumatic Quick Release, Valved, Brass Nickel Plated, Nitrile Seal, Working Temperatur...

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    Original price £30.62 - Original price £30.62
    Original price
    £30.62
    £30.62 - £30.62
    Current price £30.62
  • Parker Rectus 1/8" BSPP Female Coupling 21KSIW10MPN - FluidAirFittings
    Rectus Nickel Plated 21KS Safety Lock Series Coupling BSPP Female | 1/8" BSPP Female | 21KSIW10MPN - FluidAirFittings
    Original price £57.14 - Original price £57.14
    Original price
    £57.14
    £57.14 - £57.14
    Current price £57.14

    Parker Rectus 1/8" BSPP Female Coupling 21KSIW10MPN

    1/8" BSP Parallel Female Coupling, Series 21KS, Safety Lock, Pneumatic Quick Release, Valved, Brass Nickel Plated, Nitrile Seal, Working Temperatur...

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    Original price £57.14 - Original price £57.14
    Original price
    £57.14
    £57.14 - £57.14
    Current price £57.14
  • Parker Rectus 1/8" BSPP Female Plug 21SSIW10MXN - FluidAirFittings
    Rectus Nickel Plated 21KS Safety Lock Series Adaptor BSPP Female | 1/8" BSPP Female | 21SSIW10MXN - FluidAirFittings
    Original price £27.47 - Original price £27.47
    Original price
    £27.47
    £27.47 - £27.47
    Current price £27.47

    Parker Rectus 1/8" BSPP Female Plug 21SSIW10MXN

    1/8" BSP Parallel Female Plug, Series 21KS, Safety Lock, Pneumatic Quick Release, Non Valved, Brass Nickel Plated, Working Temperature -20°C to +10...

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    Original price £27.47 - Original price £27.47
    Original price
    £27.47
    £27.47 - £27.47
    Current price £27.47
  • Parker Rectus 1/4" BSPP Female Plug 21SSIW13MXN - FluidAirFittings
    Rectus Nickel Plated 21KS Safety Lock Series Adaptor BSPP Female | 1/4" BSPP Female | 21SSIW13MXN - FluidAirFittings
    Original price £18.40 - Original price £18.40
    Original price
    £18.40
    £18.40 - £18.40
    Current price £18.40

    Parker Rectus 1/4" BSPP Female Plug 21SSIW13MXN

    1/4" BSP Parallel Female Plug, Series 21KS, Safety Lock, Pneumatic Quick Release, Non Valved, Brass Nickel Plated, Working Temperature -20°C to +10...

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    Original price £18.40 - Original price £18.40
    Original price
    £18.40
    £18.40 - £18.40
    Current price £18.40
  • Parker Rectus 08MM Hose Tail Plug DS Brass 21SBTF08MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Adaptor Hosetail NBR Seal. | Hosetail (8mm - 5/16" i.d Hose) | 21SBTF08MPX - FluidAirFittings
    Original price £36.66 - Original price £36.66
    Original price
    £36.66
    £36.66 - £36.66
    Current price £36.66

    Parker Rectus 08MM Hose Tail Plug DS Brass 21SBTF08MPX

    Pneumatic Quick Release, Series 21KB, Standard, Parker Rectus, Plug, Hose Tail, To Suit Hose Inside Diameter 8mm (5/16"), Valved, Brass, Working Te...

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    Original price £36.66 - Original price £36.66
    Original price
    £36.66
    £36.66 - £36.66
    Current price £36.66
  • Parker Rectus 4X6MM Hose Conn. Coupling DS 21KBKO06MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Coupling Quick Fit NBR Seal. | 4mm x 6mm | 21KBKO06MPX - FluidAirFittings
    Original price £40.15 - Original price £40.15
    Original price
    £40.15
    £40.15 - £40.15
    Current price £40.15

    Parker Rectus 4X6MM Hose Conn. Coupling DS 21KBKO06MPX

    Pneumatic Quick Release, Series 21KB, Standard, Parker Rectus, Coupling, Plastic Hose Connection, To Fit 4 x 6Tube Size, Valved, Brass, Nitrile Sea...

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    Original price £40.15 - Original price £40.15
    Original price
    £40.15
    £40.15 - £40.15
    Current price £40.15
  • Parker Rectus 04 X 06MM Hose Plug DS Brass 21SBKO06MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Adaptor Quick Fit NBR Seal. | 4mm x 6mm | 21SBKO06MPX - FluidAirFittings
    Original price £36.37 - Original price £36.37
    Original price
    £36.37
    £36.37 - £36.37
    Current price £36.37

    Parker Rectus 04 X 06MM Hose Plug DS Brass 21SBKO06MPX

    Pneumatic Quick Release, Series 21KB, Standard, Parker Rectus, Plug, Plastic Hose Connection, To Fit 4 x 6Tube Size, Valved, Brass, Working Tempera...

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    Original price £36.37 - Original price £36.37
    Original price
    £36.37
    £36.37 - £36.37
    Current price £36.37
  • Parker Rectus 1/4" BSPP Female Plug 21SBIW10MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Adaptor BSPP Female NBR Seal. | 1/8" BSPP Female | 21SBIW10MPX - FluidAirFittings
    Original price £26.02 - Original price £26.02
    Original price
    £26.02
    £26.02 - £26.02
    Current price £26.02

    Parker Rectus 1/4" BSPP Female Plug 21SBIW10MPX

    1/4" BSP Parallel Female Plug, Series 21KB, Standard, Parker Rectus, Pneumatic Quick Release, Valved, Brass, Working Temperature -20°C to +100°C, M...

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    Original price £26.02 - Original price £26.02
    Original price
    £26.02
    £26.02 - £26.02
    Current price £26.02
  • Parker Rectus 1/8" BSPP Male Coupling 21KBAW10MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Coupling BSPP Male NBR Seal. | 1/8" BSPP Male | 21KBAW10MPX - FluidAirFittings
    Original price £33.97 - Original price £33.97
    Original price
    £33.97
    £33.97 - £33.97
    Current price £33.97

    Parker Rectus 1/8" BSPP Male Coupling 21KBAW10MPX

    1/8" BSP Parallel Male Coupling, Series 21KB, Standard, Parker Rectus, Pneumatic Quick Release, Valved, Brass, Nitrile Seal, Working Temperature -2...

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    Original price £33.97 - Original price £33.97
    Original price
    £33.97
    £33.97 - £33.97
    Current price £33.97
  • Parker Rectus 1/4" BSPP Female Plug 21SBIW13MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Adaptor BSPP Female NBR Seal. | 1/4" BSPP Female | 21SBIW13MPX - FluidAirFittings
    Original price £21.43 - Original price £21.43
    Original price
    £21.43
    £21.43 - £21.43
    Current price £21.43

    Parker Rectus 1/4" BSPP Female Plug 21SBIW13MPX

    1/4" BSP Parallel Female Plug, Series 21KB, Standard, Parker Rectus, Pneumatic Quick Release, Valved, Brass, Working Temperature -20°C to +100°C, M...

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    Original price £21.43 - Original price £21.43
    Original price
    £21.43
    £21.43 - £21.43
    Current price £21.43
  • Parker Rectus 1/4" BSPP Male Coupling 21KBAW13MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Coupling BSPP Male NBR Seal. | 1/4" BSPP Male | 21KBAW13MPX - FluidAirFittings
    Original price £33.97 - Original price £33.97
    Original price
    £33.97
    £33.97 - £33.97
    Current price £33.97

    Parker Rectus 1/4" BSPP Male Coupling 21KBAW13MPX

    1/4" BSP Parallel Male Coupling, Series 21KB, Standard, Parker Rectus, Pneumatic Quick Release, Valved, Brass, Nitrile Seal, Working Temperature -2...

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    Original price £33.97 - Original price £33.97
    Original price
    £33.97
    £33.97 - £33.97
    Current price £33.97
  • Parker Rectus 6MM Hose Tail Coupling DS 21KBTF06MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Coupling Hosetail NBR Seal. | Hosetail (6mm - 1/4" i.d Hose) | 21KBTF06MPX - FluidAirFittings
    Original price £36.82 - Original price £36.82
    Original price
    £36.82
    £36.82 - £36.82
    Current price £36.82

    Parker Rectus 6MM Hose Tail Coupling DS 21KBTF06MPX

    Pneumatic Quick Release, Series 21KB, Standard, Parker Rectus, Coupling, Hose Tail, To Suit Hose Inside Diameter 6mm (1/4"), Valved, Brass, Nitrile...

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    Original price £36.82 - Original price £36.82
    Original price
    £36.82
    £36.82 - £36.82
    Current price £36.82
  • Parker Rectus 8MM Hose Tail Coupling DS 21KBTF08MPX - FluidAirFittings
    Rectus Brass Body 21KB Series Coupling Hosetail NBR Seal. | Hosetail (8mm - 5/16" i.d Hose) | 21KBTF08MPX - FluidAirFittings
    Original price £41.76 - Original price £41.76
    Original price
    £41.76
    £41.76 - £41.76
    Current price £41.76

    Parker Rectus 8MM Hose Tail Coupling DS 21KBTF08MPX

    Pneumatic Quick Release, Series 21KB, Standard, Parker Rectus, Coupling, Hose Tail, To Suit Hose Inside Diameter 8mm (5/16"), Valved, Brass, Nitril...

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    Original price £41.76 - Original price £41.76
    Original price
    £41.76
    £41.76 - £41.76
    Current price £41.76
  • Parker Rectus 6MM OD Plug 21SFRP06MPN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Push In Fitting Interchanges with Rectus 90, Camozzi ,EWO and Kani. | Push in tube 6mm | 21SFRP06MPN - FluidAirFittings
    Original price £15.47 - Original price £15.47
    Original price
    £15.47
    £15.47 - £15.47
    Current price £15.47

    Parker Rectus 6MM OD Plug 21SFRP06MPN

    Pneumatic Quick Release, Non Valved, Plug, Push-in, Series 21KA, Push in, 6mm Outside Diameter, Brass Nickel Plated, working Temperature -20°C to +...

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    Original price £15.47 - Original price £15.47
    Original price
    £15.47
    £15.47 - £15.47
    Current price £15.47
  • Parker Rectus 8MM OD Plug 21SFRP08MPN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Push In Fitting Interchanges with Rectus 90, Camozzi ,EWO and Kani. | Push in tube 8mm | 21SFRP08MPN - FluidAirFittings
    Original price £21.62 - Original price £21.62
    Original price
    £21.62
    £21.62 - £21.62
    Current price £21.62

    Parker Rectus 8MM OD Plug 21SFRP08MPN

    Pneumatic Quick Release, Non Valved, Plug, Push-in, Series 21KA, Push in, 8mm Outside Diameter, Brass Nickel Plated, working Temperature -20°C to +...

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    Original price £21.62 - Original price £21.62
    Original price
    £21.62
    £21.62 - £21.62
    Current price £21.62
  • Parker Rectus 8 X 6MM Panel Mount Plastic Hose 21SFKS08MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Panel Mounting Quick Fit. Interchanges with Rectus 90, Camozzi, EWO and Kani. | 6mm x 8mm | 21SFKS08MXN - FluidAirFittings
    Original price £23.52 - Original price £23.52
    Original price
    £23.52
    £23.52 - £23.52
    Current price £23.52

    Parker Rectus 8 X 6MM Panel Mount Plastic Hose 21SFKS08MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Panel Mount, Quick Fit Tube Connection, To Fit 6 x 8Tube Size, Non Valved, Bra...

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    Original price £23.52 - Original price £23.52
    Original price
    £23.52
    £23.52 - £23.52
    Current price £23.52
  • Parker Rectus 4 X 6MM Hose Connector Plug Nickel Plated 21SFKO06MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Quick Fit. Interchanges with Rectus 90, Camozzi, EWO and Kani. | 4mm x 6mm | 21SFKO06MXN - FluidAirFittings
    Original price £5.94 - Original price £5.94
    Original price
    £5.94
    £5.94 - £5.94
    Current price £5.94

    Parker Rectus 4 X 6MM Hose Connector Plug Nickel Plated 21SFKO06MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Quick Fit Tube Connection, To Fit 4 x 6Tube Size, Non Valved, Brass Nickel Pla...

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    Original price £5.94 - Original price £5.94
    Original price
    £5.94
    £5.94 - £5.94
    Current price £5.94
  • Parker Rectus 8 X 6MM Hose Plug Nickel Plated 21SFKO08MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Quick Fit. Interchanges with Rectus 90, Camozzi, EWO and Kani. | 6mm x 8mm | 21SFKO08MXN - FluidAirFittings
    Original price £6.77 - Original price £6.77
    Original price
    £6.77
    £6.77 - £6.77
    Current price £6.77

    Parker Rectus 8 X 6MM Hose Plug Nickel Plated 21SFKO08MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Quick Fit Tube Connection, To Fit 6 x 8Tube Size, Non Valved, Brass Nickel Pla...

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    Original price £6.77 - Original price £6.77
    Original price
    £6.77
    £6.77 - £6.77
    Current price £6.77
  • Parker Rectus 4MM Bulkhead Hose Tail Plug 21SFTS04MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Panel Mounting Hosetail Interchanges with Rectus 90, Camozzi, EWO and Kani. | Hosetail (4mm i.d Hose) | 21SFTS04MXN - FluidAirFittings
    Original price £16.55 - Original price £16.55
    Original price
    £16.55
    £16.55 - £16.55
    Current price £16.55

    Parker Rectus 4MM Bulkhead Hose Tail Plug 21SFTS04MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Panel Mount, Standard Hose Tail, To Suit Hose Inside Diameter 4mm, Non Valved,...

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    Original price £16.55 - Original price £16.55
    Original price
    £16.55
    £16.55 - £16.55
    Current price £16.55
  • Parker Rectus 6MM Bulkhead Hose Tail Plug 21SFTS06MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Panel Mounting Hosetail Interchanges with Rectus 90, Camozzi, EWO and Kani. | Hosetail (6mm - 1/4 i.d Hose) | 21SFTS06MXN - FluidAirFittings
    Original price £20.68 - Original price £20.68
    Original price
    £20.68
    £20.68 - £20.68
    Current price £20.68

    Parker Rectus 6MM Bulkhead Hose Tail Plug 21SFTS06MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Panel Mount, Standard Hose Tail, To Suit Hose Inside Diameter 6mm (1/4"), Non ...

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    Original price £20.68 - Original price £20.68
    Original price
    £20.68
    £20.68 - £20.68
    Current price £20.68
  • Total Tools 300MM F Clamp THT1320801 - FluidAirFittings
    TOTAL F Clamp 300mm. Max Clamp Force: 270kgs - THT1320801 | 270 | THT1320801 - FluidAirFittings
    Original price £13.57 - Original price £13.57
    Original price
    £13.57
    £13.57 - £13.57
    Current price £13.57

    Total Tools 300MM F Clamp THT1320801

    80 x 300mm, F Clamp, Maximum Clamp Force 170Kgs, Total Tools Clamp size: 80 x 300mm. Max clamp force: 270kgs. Thickness and width of iron ruler: 6 ...

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    Original price £13.57 - Original price £13.57
    Original price
    £13.57
    £13.57 - £13.57
    Current price £13.57
  • Parker Rectus 5MM Hose Tail Plug Nickel Plated 21SFTF05MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Hosetail Interchanges with Rectus 90, Camozzi, EWO and Kani. | Hosetail (5mm i.d Hose) | 21SFTF05MXN - FluidAirFittings
    Original price £4.62 - Original price £4.62
    Original price
    £4.62
    £4.62 - £4.62
    Current price £4.62

    Parker Rectus 5MM Hose Tail Plug Nickel Plated 21SFTF05MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Hose Tail, To Suit Hose Inside Diameter 5mm, Non Valved, Brass Nickel Plated, ...

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    Original price £4.62 - Original price £4.62
    Original price
    £4.62
    £4.62 - £4.62
    Current price £4.62
  • Parker Rectus 6MM Hose Tail Plug Nickel Plated 21SFTF06MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Hosetail Interchanges with Rectus 90, Camozzi, EWO and Kani. | Hosetail (6mm - 1/4" i.d Hose) | 21SFTF06MXN - FluidAirFittings
    Original price £4.62 - Original price £4.62
    Original price
    £4.62
    £4.62 - £4.62
    Current price £4.62

    Parker Rectus 6MM Hose Tail Plug Nickel Plated 21SFTF06MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Hose Tail, To Suit Hose Inside Diameter 6mm (1/4"), Non Valved, Brass Nickel P...

    View full details
    Original price £4.62 - Original price £4.62
    Original price
    £4.62
    £4.62 - £4.62
    Current price £4.62
  • Parker Rectus 8MM Hose Tail Plug Nickel Plated 21SFTF08MXN - FluidAirFittings
    Rectus Nickel Plated 21KA Series Adaptor Hosetail Interchanges with Rectus 90, Camozzi, EWO and Kani. | Hosetail (8mm - 5/16" i.d Hose) | 21SFTF08MXN - FluidAirFittings
    Original price £5.12 - Original price £5.12
    Original price
    £5.12
    £5.12 - £5.12
    Current price £5.12

    Parker Rectus 8MM Hose Tail Plug Nickel Plated 21SFTF08MXN

    Pneumatic Quick Release, Series 21KA, Standard, Parker Rectus, Plug, Hose Tail, To Suit Hose Inside Diameter 8mm (5/16"), Non Valved, Brass Nickel ...

    View full details
    Original price £5.12 - Original price £5.12
    Original price
    £5.12
    £5.12 - £5.12
    Current price £5.12