U Bolt Clamps | McMaster-Carr

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1/4 Turn Clamps About Hose Clamps About Tube Clamps Acorn Clamps Adel Clamps Adhesive-Back Nylon Cable Clamps Adjustable Cable Clamps Adjustable Rod Clamps Aircraft Cable Clamps Aircraft Hose Clamps Air-Powered Clamps Alignment Clamps Alligator Clamps Amp Clamps Angle Clamps Angle Iron Clamps ANSI Lifting Clamps Antislip Clamps Antislip Screw Clamps Arm Clamps ASME Lifting Clamps Auto-Adjusting Toggle Clamps Bag Clamps Band Clamps Band Clamps for Barbed Hose Fittings Banding Clamps Bar Clamps Barb Clamps Barbed Fitting Clamps Barrel Clamps Base-Mounted Clamps Battery Cable Clamps Battery Clamps Beam Clamps Beam-Lifting Clamps Belt Clamps Bench Clamps Bench Top-Mount Clamps Blind Hole Clamps Block Clamps Boiler Clamps Bolt Clamps Bore Clamps Boss Hose Clamps Bottle Clamps Brake Line Clamps Bridge Clamps Broom Clamps Build-Your-Own Bar Clamps Bulldog Clamps Burette Clamps Cabinet Clamps Cable Clamps Cable Management Clamps Cam Clamps Cam Lock Clamps Cantilever Clamps Carriage Clamps C-Clamps Center Punch Clamps Centering Clamps Center-Punch Hose Clamps Chain Clamps Channel Clamps Cheeseborough Clamps Circle Clamps Clamp Sets Clamshell Pipe Clamps Claw Clamps Cleco-Style Clamps CMM Clamps Compact C-Clamps Conduit Beam Clamps Conduit Clamps Connectable Pipe Clamps Constant-Tension Hose Clamps Constant-Torque Hose Clamps Conveyor Belt Clamps Conveyor Clamps Coolant Hose Clamps Cord Clamps Corner Band Clamps Corner Clamps Crosby Clamps Crosby Wire Rope Clamps Cross Clamps Current Clamps Cushion Clamps Cushioned Cable Clamps Cushioned Loop Clamps Cv Boot Clamps Cylinder Clamps D Clamps Dairy Clamps Dell Clamps Desk Clamps Dial Indicator Clamps Die Clamps Die-Lifting Clamps Double Bolt Clamps Double-Wire Hose Clamps Draw Clamps Dresser Clamps Drill Press Clamps Drum Clamps Dry Box Glove Clamps Duct Clamps Duct Hose Clamps Ear Hose Clamps Eccentric Clamps E-Clamps Edge Clamps Electrical Box Clamps Electrical Clamps Electrical Metallic Tubing (EMT) Clamps Electrical System Grounding Clamps Electric-Powered Clamps Emergency Clamps EMI-RFI Shielding Cable Clamps End Clamps Exhaust Clamps Expanding Clamps Expansion Clamps Extension Clamps Extrusion Clamps Face Clamps Fast-Action Clamps F-Clamps Fibrous Rope Clamps Finger Clamps Fire Extinguisher Clamps Fixture Clamps Flange Clamps Flexible-Arm Clamps Flow Control Clamps Flow Control Tube Clamps Foot Clamps Framing Clamps Friction Clamps FRL Clamps Fuel Line Clamps Fuse Clamps Galvanized Steel Pipe Clamps Garden Hose Clamps Gauge Clamps Girder Clamps Glass Clamps Glass Panel Clamps Gooseneck Clamps Grating Clamps Grease Gun Clamps Grip Clamps Gripple Rope Clamps Groove Clamps Grounding Clamps Grounding Plate Clamps Guy Wire Clamps Half Clamps Hand Clamps Hanging Clamps Hanging Document Clamps Heat Sink Clamps Heel Clamps Height Gauge Scriber Clamps Helping-Hand Clamps Hemostat Clamps Hex Clamps High Pressure Clamps High-Pressure Hose Clamps High-Pressure Quick-Clamp Sanitary Tube Clamps High-Torque Hose Clamps Hinge Clamps Hinged Pipe Clamps Hoe Clamps Hoist Clamps Hold-Down Clamps Hold-Down Toggle Clamps Holding Clamps Hole Clamps Hole-Grip Clamps Hook Clamps Hose and Tube Clamps Hose Clamp Assortments Hose Clamp Kits Hose Clamps Hose Fitting Band Clamps Hose Routing Clamps Humidifier Valve Clamps HVAC Clamps Hydraulic Clamps Hydraulic Hose Clamps Hydraulic Line Clamps I-Beam C-Clamps I-Beam Clamps I-Beam Connector Clamps I-Beam Pipe Clamps I-Beam Tube Clamps I-Line Tube Clamps Indicator Clamps Indicator Swivel Clamps In-Line Clamps Inner Diameter Clamps Inspection Clamps Insulated Clamps Insulated Pipe Clamps Insulated Tube Clamps Interlocking Clamps Jaw Clamps J-Clamps Jiffy Clamps Jig Clamps Joining Clamps JS-Style Hose Clamps Jumper Cable Clamps KF Clamps Knockout Clamps Laboratory Clamps Ladder Clamps Lap Joint Clamps Lap Seal Clamps Latch Clamps Lathe Clamps L-Clamps Lever Clamps Lifting Clamps Light Clamps Line Clamps Linear Clamps Lined Hose Clamps Lined Tube Clamps Locking C-Clamps Locking Clamps Locking Plier Clamps Lockout Clamps Loom Clamps Loop Clamps Low-profile Clamps Machinable Fixture Clamps Machining Clamps Machinist Clamps Magnetic Clamps Make-Your-Own Clamps Make-Your-Own Hose Clamps Make-Your-Own Tube Clamps Mandrel Clamps Manual Swing Clamps Measuring Clamps Metal I-Beam Tube Clamps Metal Pipe Clamps Metal Specialty Tube Fitting Clamps Metal Structural Tube Clamps Metal Strut-Mount Pipe Clamps Metal Tube Clamps Metal Tube Routing Clamps Milling Clamps Milling Machine Clamps Milling Setup Clamps Milling Toggle Clamps Miniature Clamps Miniature Hose Clamps Miniature Spring Clamps Miniature Toggle Clamps Miniature Tube Clamps Mirror-Mounting Clamps Miter Clamps Mixer Clamps Mold Clamps Mounting Clamps Muffler Clamps Multiline Cable Clamps Multiline Tube Clamps Narrow Hose Clamps Nonmagnetic Clamps Nonmarring Clamps Nonmarring Lifting Clamps Nonperforated Hose Clamps Offset Hose Clamps One-Hole Clamps Over-Center Clamps Padded Clamps Pallet Clamps Panel Clamps Paper Clamps Parallel Clamps P-Clamps Perpendicular Clamps Pinch Clamps Pipe Clamps Pipe Hanger Clamps Pipe Joining Clamps Pipe Repair Clamps Pipe Riser Clamps Pipe Routing Clamps Pipe Strut Clamps Pipe Vise Clamps Pipe-Mounting Clamps Pitbull Clamps Plastic Hose Clamps Plastic Hose Routing Clamps Plastic Pipe Clamps Plastic Tubing Clamps Plate Clamps Platen Clamps Plier Clamps Plunger Clamps Pneumatic Clamps Pneumatic Swing Clamps Pole Clamps Pony Clamps Pony Pipe Clamps Post Clamps Power Clamps Press Screw Clamps Profile Clamps Pull Clamps Pull Down Clamps Punch Clamps Purlin Clamps Push Clamps QF Clamps Quick Clamps Quick-Grip Clamps Quick-Install Wire Rope Clamps Quick-Release C-Clamps Quick-Release Clamps Radiator Clamps Rail Clamps Ratchet Clamps Repair Clamps Reverse-Action Toggle Clamps Revolving Screw Clamps Ribbon Cable Clamps Right Angle Clamps Rigid Conduit Clamps Ring Clamps Ring Flange Clamps Ring Stand Clamps Riser Clamps Rivet Clamps Rod Clamps Rope Clamps Rope Loop Clamps Rotary Clamps Rotation Clamps Round Bar Clamps Routing Clamps Saddle Clamps Safety Clamps Sanitary Safety Clamps Scaffolding Clamps Scissor Clamps Screw Clamps Screw-Down Clamps Scriber Clamps Seaming Clamps Seat Clamps Self-Adjusting Toggle Clamps Sensor Clamps Setup Band Clamps Setup Clamp Kits Setup Clamp Sets Setup Clamps Shaft Clamps Sheet Clamps Sheet Metal Clamps Sheet-Lifting Clamps Side Clamps Side Mount Clamps Sign Pole Clamps Single Hole Clamps Sliding Clamps Slip-On Structural Framing Clamps Smooth-Band Hose Clamps Soldering Clamps Sound Control Clamps Sound Control Pipe Clamps Sound Control Tube Clamps Specialty Metal Pipe Clamps Specialty Steel Pipe Clamps Specialty Tube Fitting Clamps Spiral Clamps Spiral Hose Clamps Spiral-Wound Hose Clamps Split Clamps Split Ring Clamps Spring Clamps Spring Hose Clamps Spring Plunger Clamps Square C-Clamps Square Clamps Square Holding Clamps Square Tube Clamps Squeeze Clamps Stacking Clamps Stainless Steel I-Beam Tube Clamps Stainless Steel Latching Clamps Stainless Steel Specialty Pipe Clamps Stainless Steel Specialty Tube Fitting Clamps Stainless Steel Tube Clamps Stair Gauge Clamps Standard Clamps Standard Hose Clamps Standard Magnetic Clamps Standard Spring Clamps Standard Worm-Drive Clamps Standoff Clamps Standoff Pipe Clamps Standoff Tube Clamps Static Control Clamps Static Control Welding Clamps Steel Beam Clamps Steel I-Beam Clamps Steel I-Beam Tube Clamps Steel Latching Clamps Steel Structural Tube Clamps Step Clamps Step Setup Clamps Stepless Ear Clamps Straight Line Clamps Straightedge Clamps Strap Clamps Structural Framing Clamps Structural Pipe Clamps Structural Tube Clamps Strut Channel Clamps Strut Channel Cushion Clamps Strut Clamps Sure-Joint Fastener Clamps Swing Clamps Swivel Clamps Swivel Pipe Clamps Swivel Screw Clamps Swivel-Hook Clamps Swiveling I-Beam Pipe Clamps Table Clamps Tabletop-Mount Clamps Tabletop-Mount Plier Clamps Tabletop-Mount Toggle Clamps Tank Clamps T-Bolt Clamps T-Bolt Hose Clamps T-Bolt Setup Clamps Tension Clamps Tension Spring Clamps Test Indicator Clamps Third-Hand Clamps Threaded Rod Clamps Three-point Clamps Thrust Clamps Thumb Screw Clamps Tie-Down Clamps Tiller Clamps Timing Belt Clamps Toe Clamps Toggle Clamps Toggle Hook Clamps Toggle Shoe Clamps Tongue-and-Groove Clamps Tooling Clamps Tooling Component Clamps Torque Clamps Tri-Clamps Trigger Clamps Trigger-Action Bar Clamps Truss Clamps T-Slot Clamps T-Slotted Structural Framing Clamps Tube Clamp Assortments Tube Clamp Kits Tube Clamps Tube Joining Clamps Tube Repair Clamps Tube Routing Clamps Tubing Restrictor Clamps Twin Seal Clamps Twin-Ring Hose Clamps Twist Clamps U-Bolt Clamps U-Bolt Pipe Clamps U-Clamps Uniforce Clamps Universal Clamps Vacuum Tube Clamps V-Band Clamps V-Block Clamps V-Clamps Vertical Clamps Vertical Riser Clamps Vibration Clamps Vibration Control Clamps Vibration Control Routing Clamps Vibration Damping Clamps Vibration Damping Routing Clamps Vibration Damping Strut-Mount Clamps Vibration Pipe Clamps Vibration-Resistant Clamps Vise Clamps Vise-Grip Clamps Wagon Brake Clamps Wedge Clamps Welding Clamps Welding Ground Clamps Welding Table Clamps Wide Clamps Window Clamps Wing Nut Clamps Wire Cable Clamps Wire Clamps Wire Connector Clamps Wire Hose Clamps Wire Management Clamps Wire Rope Clamps Wire Rope Loop Clamps Wire-Grip Sure Clamps Wood Clamps Wood Joining Clamps Work-Holding Clamps Worm-Drive Clamps Worm-Drive Clamps for Flexible White Polyethylene Tubing Worm-Drive Clamps for Soft Hose Worm-Drive Tube Clamps for Large-Diameter Polyurethane Tubing Wraparound Clamps

3-A Sanitary Quick-Clamp Tube Fittings Ball Clamping Screws Bar Clamp Pads Bolt Clamp Hose Couplings Browse Clamping and Holding C-Clamp Pads Clamp Bases Clamp Blocks Clamp Bushings Clamp Collars Clamp Cylinders Clamp End Covers Clamp End Guards Clamp End Protectors Clamp Ends Clamp Feet Clamp Gaskets Clamp Hold-Downs Clamp Holders Clamp Latches Clamp Lockouts Clamp Meters Clamp Nuts Clamp Pads Clamp Pipe Fittings Clamp Plates Clamp Plungers Clamp Rests Clamp Seals Clamp Spindles Clamp Stands Clamp Straps Clamp Style Set Screws Clamp Tube Fittings Clamp Washers Clamp Wrenches Clamping Bolts Clamping Clevis Pins Clamping Handles Clamping Hangers Clamping Knobs Clamping Levers Clamping Pins Clamping Pliers Clamping Quick-Release Pins Clamping Screws Clamping Shaft Collars Clamping Shaft Couplings Clamping Shanks Clamping Sleeves Clamping Studs Clamping Tables Clamping Tools Clamping U-Bolts Clamp-Mount Mixers Clamp-On Connectors Clamp-On Meters Clamp-On Multimeters Clamp-On Structural Fittings Clamp-On Structural Framing Clamp-On Structural Framing Tees Clamp-On Vises Clamps for Gum Rubber Tubing Clamp-Style Pinch Valves Clamp-Tight Pipe-End Caps Claw-Clamp Hose Fittings Concentric Quick-Clamp Tube Fittings C-Shape Light Bulbs FDA-Listed Sanitary Quick-Clamp Tube Fittings High-Pressure Bolt Clamp Hose Couplings High-Pressure Bolt Clamp Hose Fittings Hose Clamp Covers Hose Clamp Guards Hose Clamp Mounts Hose Clamp Pliers Hose Clamp Protectors Hose Clamp Tools Hose Clamps for 2221K Jiffy Clamping Hangers Joining Clamp Pipe Fittings Joining Clamp Tube Fittings Magnetic Clamping Holders Metal Clamp Tube Fittings Metal Quick-Clamp Tube Caps Metal Sanitary Quick-Clamp Tube Fittings Pinch Clamp Pincers Pinch Clamp Pliers Pipe Clamp Pliers Pipe Clamp Tools Plastic Sanitary Quick-Clamp Tube Fittings PVC Spindle Clamp Caps PVDF Sanitary Quick-Clamp Tube Fittings Quick-Clamp ASME-Code Tube Fittings Quick-Clamp Diaphragm Seals Quick-Clamp Duct Fittings Quick-Clamp Ductwork Quick-Clamp Fittings Quick-Clamp Fittings for Air Knives Quick-Clamp Fittings for Stainless Steel Tubing Quick-Clamp Gaskets Quick-Clamp Gauge Isolators Quick-Clamp Pipe-to-Tube Fittings Quick-Clamp Strainers Quick-Clamp to Hose Adapters Quick-Clamp Tube Ferrules Quick-Clamp Tube Fittings Quick-Clamp Tube Fittings for Sanitary Tube Mixers Quick-Clamp Tube Gaskets Quick-Clamp Tube Tees Quick-Clamp-to-Butt-Weld Tube Elbows Sanitary Barbed Quick-Clamp Tube Tees Sanitary Clamp Fittings Sanitary Clamp Gaskets Sanitary Quick-Clamp Beverage Tube Fittings Sanitary Quick-Clamp Food Industry Tube Fittings Sanitary Quick-Clamp RTD Probes Sanitary Quick-Clamp Steam Traps Sanitary Quick-Clamp Thermometers Sanitary Quick-Clamp Thermowells Sanitary Quick-Clamp Tube Fittings Sanitary Quick-Clamp Tube Straights Sanitary Quick-Clamp Tube Wyes Sanitary Quick-Clamp Valves Screw Clamp Bushings Setup Clamp Supports Spindle Clamp Caps Spindle Clamp Washers Spring Clamp Pliers Spring-Clamp Workholders Stainless Steel Clamp Tube Fittings Stainless Steel Quick-Clamp Tube Caps Standard Clamping Handles Standard Clamps for 5153T Standard Clamps for 53715k Standard Clamps for 54975K Standard Clamps for 5544K Standard Clamps for 5567K Standard Tube Clamps for Barbed Tube Fittings Steel Clamp-On Structural Framing Swivel Clamp Pads Swivel Indicator Clamps for Lever-Style Indicators Swivel Indicator Clamps for Plunger-Style Indicators Tilt-and-Slide Clamping Knobs Toggle Clamp Holding Screws Toggle Clamp Replacement Spindle Components Toggle Clamp Spindles Toggle Clamp Tips Tri-Clamp Bottles Tri-Clamp Containers Tri-Clamp Ferrules Tri-Clamp Gaskets Tri-Clamp Sanitary Tube Fittings Tri-Clamp Strainers Tri-Clamp Tube Fittings Tri-Clamp Tube Gaskets Tube Clamp Covers Tube Clamp Guards Tube Clamp Protectors Vibration Control Clamping Hangers Washdown Clamping Hangers Work-Positioning Clamp Holders

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	Clamp Type Clamp Type	Show

	Clamp Type Clamp Type	Hide

	For Wire Gauge For Wire Gauge

6
5
4
3
2
1
1/0
2/0

	For Rod Diameter For Rod Diameter

	Material Material

	Electrical Properties Electrical Properties

	Specifications Met Specifications Met

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

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1 Product

Grounding Rod Clamps

Connect bare-copper ground wire to grounding rods.

U-bolt clamps are the most adjustable and work with rods ranging in size from 3/8" to 1".

UL 467 clamps meet a standard for direct burial.

For technical drawings and 3-D models, click on a part number.

U Bolt
For Rod Dia. (For Wire Gauge)	Material	Specifications Met		Each

3/8"-1" (6, 5, 4, 3, 2, 1, 1/0, 2/0, 3/0, 4/0, 250 MCM, 300 MCM, 350 MCM, 400 MCM, 500 MCM)	Bronze	UL 467	0000000	000000

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)