Category: Key Clamp Fittings for 42MM (1-1/4"″) OD Tube Q3/C42/K7

42MM Key Clamp Fittings

These 42MM Key Clamp Fittings are designed to fit 42.4MM OD tube (1-1/4″ Nominal Bore). We would recommend 1-1/4″ Galvanised Nominal Bore tube which is the industry standard to use with these fittings. Any tube within approximately 41MM-43MM range in most solid material. If you are unsure about which key clamp fittings or tube to use for your application please contact us on 0121 318 1743

Size Conversions:

  • Kee Klamp Size 7
  • Tubeclamp Size C
  • Q Clamp Size 3
  • Interclamp Size C42

Technical information:

Material: Main body – malleable iron, screw – ductile iron

Hot dipped galvanised to BS EN ISO 1461:1999

Standard: BS EN 1562:1997, grub screw to BS EN 1563:1997

Best Suited for use with steel tube to BS EN 10255 and BS1387

Showing all 58 results

  • 4 Way Cross with Central Tube Key Clamp Fittings

    4 Way Cross with Central Tube 42MM C42

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  • 45° Tee Key Clamp Fittings

    45° Tee 42MM C42

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  • 90° Corner Male Swivel Key Clamp Fittings

    90° Corner Male Swivel 42MM C42

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  • 90° Corner Swivel Combination Key Clamp Fittings

    90° Corner Swivel Combination 42MM C42

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  • 90° Crossover Key clamp fittings

    90° Crossover 42MM C42

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  • Adjustable 2 Socket Cross Key Clamp Fittings

    Adjustable 2 Socket Cross 42MM C42

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  • ADJUSTABLE-ELBOW-42MM

    Adjustable Elbow 42MM

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  • Adjustable Short Tee Key Clamp Fittings

    Adjustable Short Tee 42MM C42

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  • Base Flange with Toeboard Key Clamp Fittings

    Base Flange with Toeboard 42MM C42

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  • Base Plate Key Clamp Fitting

    Base Plate 42MM 132 C42 C12G32

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  • Base Plate With Bolts

    Base Plate 42MM M12 Bolts Included 132 C42 C12G32

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  • Clamp On Crossover Key Clamp Fittings

    Clamp On Crossover 42MM C42

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  • Clamp On Tee Key clamp fittings

    Clamp On Tee 42MM C42

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  • Combination Socket Key clamp fittings

    Combination Socket 42MM C42

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  • DOUBLE-FIXING-PAD

    Double Fixing Pad 42MM C42

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  • Double Male Swivel Key clamp fittings

    Double Male Swivel 42MM C42

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  • DOUBLE-SIDED-MESH-CLIP

    Double Sided Mesh Panel Clip 42mm

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  • Double Swivel Combination Key clamp fittings

    Double Swivel Combination 42MM C42

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  • 90 Degree Elbow Key Clamp Fitting

    Elbow 90° 42MM 125 C42 C02G32

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  • Expanding Connector Key clamp fittings

    Expanding Connector 42MM C42

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  • Female Swivel Key clamp fittings

    Female Swivel 42MM C42

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  • Galvanised-End-Cap

    Galvanised End Cap 42MM Key Clamp Fitting

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  • Galvanised Pipe

    Galvanised Pipe Lengths 42MM

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  • Gate Eye Key clamp fittings

    Gate Eye 42MM C42

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  • Gate Hinge Key clamp fittings

    Gate Hinge 42MM C42

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  • Ground Support Key clamp fittings

    Ground Support 42MM C42

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  • Handrail Bracket Key clamp fittings

    Handrail Bracket 42MM C42

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  • Hook Key clamp fittings

    Hook 42MM C42

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  • Internal Swivel Tee Key clamp fittings

    Internal Swivel Tee 42MM C42

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  • Locking Collar Key clamp fittings

    Locking Collar 42MM C42

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  • Long Tee Key Clamp Fitting

    Long Tee 42MM 104 C42 C04G25

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  • Male Swivel key clamp fittings

    Male Swivel 42MM C42

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  • Swivel Base key clamp fittings

    One Size Swivel Base Tube/Pipe Clamp 42MM

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  • Plastic-Cap-Key-Clamp

    Plastic End Cap 42MM C42

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  • Railing Horizontal Side Support Key clamp fittings

    Railing Horizontal Side Support 42MM C42

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  • Railing Vertical Side Support Key clamp fittings

    Railing Vertical Side Support 42MM C42

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  • REDUCING SHORT TEE – 42.4 mm X 33.7 mm

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  • Short Tee Key Clamp Fitting

    Short Tee 42MM 101 C42 C03G32

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  • Short Tee Swivel Key clamp fittings

    Short Tee Swivel 42MM C42

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  • Side Outlet Tee Key clamp fittings

    Side Outlet Tee 42MM C42

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  • Side Palm Fixing Key clamp fittings

    Side Palm Fixing 42MM C42

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  • Fixing Pad Key clamp fittings

    Single Fixing Pad 42MM C42

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  • Single Male Swivel key clamp fittings

    Single Male Swivel 42MM C42

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  • SINGLE-SIDED-MESH-PANEL-CLIP

    Single Sided Mesh Panel Clip 42mm

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  • Single Swivel Combination key clamp fittings

    Single Swivel Combination 42MM C42

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  • Sleeve Joint key clamp fittings

    Sleeve Joint 42MM C42

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  • Slope 2 Socket Cross key clamp fittings

    Slope 2 Socket Cross 42MM C42

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  • Slope Base key clamp fittings

    Slope Base 42MM C42

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  • Slope Elbow key clamp fittings

    Slope Elbow 42MM C42

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  • Slope Long Tee key clamp fittings

    Slope Long Tee 42MM C42

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  • Slope Short Tee key clamp fittings

    Slope Short Tee 42MM C42

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  • Swivel Base Combination key clamp fittings

    Swivel Base Combination 42MM C42

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  • Three Way 90 Degree Elbow Corner

    Three Way 90 Degree Elbow Corner 42MM 128 C42 C20G32

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  • Three Way Through Key Clamp Fitting

    Three Way Through 42MM 116 C42 C21G32

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  • Two Socket Cross Key Clamp Fitting

    Two Socket Cross 42MM 119 C42 C22G32

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  • Variable Elbow key clamp fittings

    Variable Elbow 42MM C42

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  • Wall Plate Key Clamp Fitting

    Wall Plate 42MM 131 C42 C11G32

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  • Wall-Plate-Flange-With-Bolts

    Wall Plate 42MM M8 Bolts Included 131 C42 C11G32

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