Circular Clamps | McMaster-Carr

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25,453 Products

Power Transmission

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

Pulley and Sprocket Bushings

Pulley and Sprocket Bushings

Mount between a rotating shaft and equipment to secure the shaft and reduce vibration

Bearing Nuts

Hold bearings, bushings, pulleys, and gears in place on threaded shafts and spindles

Lead Screws and Nuts

Lead Screws and Nuts

Components travel along a screw with broad, square threads to clamp and lift heavy loads

Material Handling

Pipe Standoff Clamps

Pipe Standoff Clamps

Secure pipes in sanitation drain applications and keep them from touching the mounting surface

Loop Clamps

Hold pipe snug against the mounting surface to prevent movement that may cause breakage

Routing Clamps

Secure routed lines of pipe, tubing, and conduit

Pipe Hangers

Suspend pipe, conduit, and tube from threaded rods, hooks, and straps

U-Bolts

Anchor heavy pipe, tube, and conduit; stronger than routing clamps and hangers

Routing J-Hooks

Routing J-Hooks

Hang, adjust, and remove bundles of cable through the wide opening more easily than with routing rings

Pipe Routing Saddles

Pipe Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

Beam Clamps

Secure lines of pipe and duct, overhead equipment, and lighting fixtures to beam flanges

Routing Rings

Suspend wire and cable by feeding it through the eyehole

Cinching Straps

Cinching Straps

Tightly grip large bundles of cargo and other materials to secure them in place

Cable Holders

Mount to a surface to secure and route cable

Hook and Loop Straps

Hook and Loop Straps

Flexible and adjustable to secure bundles that are delicate and often increase or decrease in size

Cable Ties

Bundle and secure cable, wire, and hose; also known as zip ties

Carabiners

Hook onto rope and webbing to quickly connect objects, fittings, and other lengths of rope

Snap Hooks

Spring, slide, or press open to quickly connect rope and chain

Rope Compression Sleeves

Rope Compression Sleeves

Install a permanent loop at rope ends using a compression tool

Cable Pulling Clamps

Cable Pulling Clamps

Maintain tension until a line can be permanently anchored

Wire Rope Compression Sleeves

Wire Rope Compression Sleeves

Install a permanent loop at wire rope ends using a compression tool

Wire Rope Clamps

Wire Rope Clamps

Form a removable loop at the ends of wire rope by tightening the nuts

Drum Grabbers

Adapt forklifts to lift and transport drums

Manhole-Cover Lifters

Manhole-Cover Lifters

Safely remove manhole covers by yourself

Suction-Cup Lifters

Suction-Cup Lifters

Use suction to manually lift and carry objects

Robot Cable and Hose Carrier Clamps

Robot Cable and Hose Carrier Clamps

Move cable and hose carriers alongside robot arms without obstructing movement

Ratchet Straps

Connect to anchor points and tighten incrementally to increase the tension, holding cargo in place

Pick-and-Place Grippers

Pick-and-Place Grippers

Join grippers with fingers to grasp and move items in pick-and-place applications

Strapping

Secure pallet loads, crates, and packages for transit

Strapping Seals

Strapping Seals

Crimp onto strapping to keep it under tension

Electrical

Cord Grips

Securely connect cords to enclosures while sealing out dirt and moisture

Interference Suppressing Clips

Interference Suppressing Clips

Shield cable from EMI and RFI that can distort signals; also known as ferrite beads

Conduit and Conduit Fittings

Conduit and Conduit Fittings

Protect wiring from impact and the environment in runs indoors, outdoors, and underground

Grounding Clamps

Grounding Clamps

Attach grounding wire to equipment to ground electrical current

Bonding and Grounding Clamps

Bonding and Grounding Clamps

Add cable or use included cable to create a grounding path, which prevents static charge buildup

Grounding Rings

Grounding Rings

Create a pathway for stray currents to prevent damage to bearing surfaces in AC motors

Battery Terminals

Battery Terminals

Connect cable to battery posts to power vehicles and machines

Jumper Cable Clamps

Jumper Cable Clamps

Replace clamps on jumper cables

Jumper Cables

Jump-start a dead battery

Electrical Connectors and Cords

Electrical Connectors and Cords

Supply power to equipment by combining plugs, sockets, receptacles, and cords

Fluid Handling

Pipe Repair Clamps

Pipe Repair Clamps

Fix small holes and cracks in pipe without taking your system apart

Pipe and Pipe Fittings

Pipe and Pipe Fittings

Generally thicker and more rigid than tubing for distributing liquids and gases through your facility

Hose and Hose Fittings

Hose and Hose Fittings

Flexible and stronger than tubing; often used to convey liquids and gases under pressure

Hose End Safety Straps

Hose End Safety Straps

Wrap around the levers on cam-and-groove hose fittings to prevent accidental release and spills

Tube Repair Clamps

Tube Repair Clamps

Mend small holes, cracks, and full-circle breaks in tubing without dismantling your system

Hose Clamp Installation Tools

Hose Clamp Installation Tools

Tighten hose clamps over hose and fittings to secure them

Tube and Tube Fittings

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

Hose Identification Bands

Hose Identification Bands

Color code hose and tube lines to identify them at a glance

Mixer Clamps

Mount mixers to stands, pipes, or tank rims

Gauge Guards

Shield gauges from corrosive liquids and gases; also called diaphragm seals

Containers, Storage, and Furniture

Drum Locking Rings

Drum Locking Rings

Clamp lids onto drums for a tight seal

Tool Holders

Mount brooms, cordless drills, flashlights, and other tools

Pegboard Tool Holders

Pegboard Tool Holders

Store tools such as pliers, screwdrivers, and hammers on pegboard

Cylinder Racks

Store gas cylinders in an upright position

Fabricating and Machining

Clamps

Hold workpieces securely in place

Hose and Tube Pliers

Hose and Tube Pliers

Install, remove, or pinch off hose and tube

Vises

Secure workpieces in place

Clothespins

Hold light items, secure covers, and seal bags

Locking Pliers

Clamp workpieces and lock them in place to keep your hands free

Swivel Pads

Attach to the ends of screws, threaded studs, or C-clamps to apply even pressure on uneven surfaces

Tongs

Grip and handle objects without touching them

Building and Machinery Hardware

Clamp-On Framing and Fittings

Clamp-On Framing and Fittings

Two-piece fittings let you modify assembly stations, conveyors, and racks without dismantling them

Slip-On Framing and Fittings

Slip-On Framing and Fittings

Insert rails into fittings and tighten screws to make guards, railings, and racks

Steering Wheel Knobs

Steering Wheel Knobs

Attach to steering wheels for one-hand operation

Knobs

Position, tighten, and secure fixtures and equipment

Ball Knobs

Provide grip on control levers and push-pull rods

Measuring and Inspecting

Variance Indicator Clamps

Variance Indicator Clamps

Secure and position indicators, arms, and other components on holders

Variance Indicator Holders

Variance Indicator Holders

Position and hold variance indicators in place for accurate readings

Variance Indicator Holder Bases

Variance Indicator Holder Bases

Attach to a holder post and clamp to hold variance indicators

Variance Indicators

Variance Indicators

Identify small dimensional differences when checking part quality and alignment

Communication

Sign Mounts

Fasten signs to posts, or bolt posts directly into the ground

Safety Equipment

Glove Box Clamps

Glove Box Clamps

Secure gloves to glove boxes

Fastening and Joining

Chain Wrenches

Grasp and twist pipe, tubing, and conduit, as well as irregularly shaped objects

Heating, Ventilation, and Air Conditioning

Duct and Duct Fittings

Duct and Duct Fittings

Circulate air through HVAC systems using round, rectangular, and fabric duct

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