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-Key-Clamp

    4 Way Cross with Central Tube 42MM C42

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  • 45-Degree-Tee-Key-Clamp

    45° Tee 42MM C42

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  • Corner-Male-Swivel-Key-Clamp

    90° Corner Male Swivel 42MM C42

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  • Corner-Swivel-Combination-Key-Clamp

    90° Corner Swivel Combination 42MM C42

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  • Clamp-On-Crossover-Key-Clamp

    90° Crossover 42MM C42

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  • Adjustable-Two-Socket-Cross-Key-Clamp

    Adjustable 2 Socket Cross 42MM C42

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  • Adjustable-Elbow-Key-Clamp-Fitting

    Adjustable Elbow 42MM

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  • Adjustable-Short-Tee-Key-Clamp

    Adjustable Short Tee 42MM C42

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  • Base-Flange-With-Toe-Board-Key-Clamp-Fitting

    Base Flange with Toeboard 42MM C42

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  • Railing-Base-Flange-Key-Clamp

    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

    Clamp On Crossover 42MM C42

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  • Clamp-On-Tee-Key-Clamp

    Clamp On Tee 42MM C42

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  • Combination-Socket-Key-Clamp

    Combination Socket 42MM C42

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  • Double-Fixing-Pad-Key-Clamp

    Double Fixing Pad 42MM C42

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  • Double-Male-Swivel-Key-Clamp

    Double Male Swivel 42MM C42

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  • Double-Sided-Mesh-Clip-Key-Clamp

    Double Sided Mesh Panel Clip 42mm

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  • Double-Swivel-Combination-Key-Clamp

    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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  • Internal-Connector-Key-Clamp

    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

    Gate Eye 42MM C42

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  • Gate-Hinge-Key-Clamp

    Gate Hinge 42MM C42

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  • Ground-Support-Key-Clamp

    Ground Support 42MM C42

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  • handrail-bracket-key-clamp

    Handrail Bracket 42MM C42

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  • Hook-Key-Clamp-Fitting

    Hook 42MM C42

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  • Internal-Swivel-Tee-Key-Clamp

    Internal Swivel Tee 42MM C42

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  • Locking-Collar-Key-Clamp

    Locking Collar 42MM C42

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  • Long-Tee-Key-Clamp

    Long Tee 42MM 104 C42 C04G25

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  • Single Male Swivel

    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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  • Horizontal-Railing-Base-Key-Clamp-Fitting

    Railing Horizontal Side Support 42MM C42

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  • Vertical-Railing-Base-Key-Clamp

    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

    Short Tee 42MM 101 C42 C03G32

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  • Short-Tee-Swivel-Key-Clamp

    Short Tee Swivel 42MM C42

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  • Side-Outlet-Tee-Key-Clamp

    Side Outlet Tee 42MM C42

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  • Side-Palm-Fixing-Key-Clamp-Fitting

    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

    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

    Single Swivel Combination 42MM C42

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  • Sleeve-Joint-Key-Clamp

    Sleeve Joint 42MM C42

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  • Slope-Two-Socket-Cross-Key-Clamp

    Slope 2 Socket Cross 42MM C42

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  • Slope-Base-Key-Clamp-Fitting

    Slope Base 42MM C42

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  • Slope-Elbow-Key-Clamp-Fitting

    Slope Elbow 42MM C42

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  • Slope-Long-Tee-Key-Clamp-Fitting

    Slope Long Tee 42MM C42

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  • Slope-Short-Tee-Key-Clamp-Fitting

    Slope Short Tee 42MM C42

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  • Swivel-Base-Combination-Key-Clamp

    Swivel Base Combination 42MM C42

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  • Three-Way-Corner-Key-Clamp

    Three Way 90 Degree Elbow Corner 42MM 128 C42 C20G32

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  • Three-Way-Through-Key-Clamp

    Three Way Through 42MM 116 C42 C21G32

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  • Two-Socket-Key-Clamp

    Two Socket Cross 42MM 119 C42 C22G32

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  • Variable-Elbow-Key-Clamp-Fitting

    Variable Elbow 42MM C42

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  • Wall-Plate-Key-Clamp

    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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