Bronze Rounds | McMaster-Carr

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Material

System of Measurement

Length

Shaft Diameter

Shape

Diameter

Thread Size

Plain Bearing Type

Performance

For Housing ID

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Thickness

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

Shaft Mount Type

Stroke Length

Screw Size

Bearing Type

Bore Size

Lubrication

Flange OD

Maximum Temperature

10,346 Products

Raw Materials

Brass

More machinable than copper and bronze—all with material certificates for traceability

313 products

Bronze

Better wear resistance than copper and brass—all with material certificates for traceability

466 products

Power Transmission

Sleeve Bearings

With no moving parts, the plainest type of bearing

2,611 products

Thrust Bearings

Support loads parallel to the shaft with plain, ball, or roller bearings

614 products

Flanged Sleeve Bearings

A sleeve and thrust bearing in one to support both parallel and perpendicular loads

1,208 products

Ball Bearings

Create less friction than other bearings for use at high speeds

51 products

Mounted Bearings

Ball, roller, and sleeve bearings ready to bolt in place

108 products

Lead Screw Nuts

Mate with lead screws to move components in a straight line

41 products

Shaft Collars

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

12 products

Idler Rollers

Guide boxes and parts as they pass through conveyor systems

45 products

Air Cylinders

Push and pull loads to do everything from stamping materials to sorting parts on conveyors

1,310 products

Round Belt Idler Pulleys

Spin freely on built-in bearings to reduce wear and vibration on round belts

9 products

Precision Lead Screw Nuts

Pair with precision lead screws for accurate starts and stops in your assembly

53 products

Fastening and Joining

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

232 products

Lock Washers

Resist vibration to prevent fasteners from loosening

73 products

Finishing Washers

Screw heads sit flush to prevent snagging and to create a neat, finished appearance

24 products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

326 products

Standoffs

Separate, position, or connect components in assemblies

116 products

Standoff Caps

Create a finished look on standoffs and protect them from dirt and debris

1 product

Thumb Nuts

Easy to tighten and loosen by hand for making frequent adjustments

28 products

Cap Nuts

Cover and protect threads while adding a finished look; also known as acorn nuts

58 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

193 products

Rounded Head Screws

Sit just above the surface for a low-profile finish and hold tighter than flat head screws

549 products

Wood Screws

Fasten material to wood or pieces of wood to each other

85 products

Tapping Screws

Fasten a range of materials together without needing to tap the hole first

1 product

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

31 products

Unthreaded Inserts

Reinforce, align, and adjust joints as you tighten a fastener

10 products

Carriage Bolts

A smooth head provides a finished look while a square neck keeps the bolt in place when using a nut

27 products

Binding Barrel Posts and Screws

Thread together for a low-profile fastener

132 products

Magnets

Attract or repel metal objects to hang, secure, or position them

6 products

Building and Machinery Hardware

Turntables

Rotate to reposition machinery and equipment

4 products

Ball Knobs

Provide grip on control levers and push-pull rods

184 products

Knobs

Position, tighten, and secure fixtures and equipment

92 products

Indicating Knobs

Control devices and view settings at a glance

13 products

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

120 products

Fluid Handling

Sieve Bottoms

Catch material that passes through a sieve

3 products

Sieve Tops

Keep in the materials you're sifting, and block out contaminants

3 products

Sieves

Sift material by shaking and letting it fall through

245 products

Sights

Observe and monitor the contents of pipes, tanks, and other containers

3 products

Pressure-Relief Discs

Rupture at a set pressure or temperature to vent fluid and gas and protect machinery; one-time use

27 products

Electrical Power, Networking, and Controlling

Lightning Rods

Attract lightning strikes to safely redirect them from the tops of buildings to the ground

1 product

Electrical-Terminal Washers

Prevent wires from slipping out from under screw heads to keep electrical connections intact

6 products

Terminals

Attach wire endings everywhere from circuit breaker panels to batteries

64 products

Conduit Locknuts

Secure threaded conduit fittings to knockouts in outlet boxes or enclosures

8 products

Doorbell Switches

Activate doorbells or buzzers with the push of a button

3 products

Push-Button Switches

Our most common switch type actuates circuits with the push of a button

3 products

Communication

Tags

Hang throughout facilities to convey information

29 products

Message Plates

Fasten to doors, walls, and plate holders to identify locations and objects

12 products

Fabricating and Machining

Parts Baskets

Contain parts for cleaning and moving them in and out of washers

1 product

Die Bushings

Guide pins and punches in molds and stamping dies or reduce friction between ejector pins and plates

102 products

Tube Brushes

Remove contaminants from tubes, pipes, and holes

277 products

Wheel Brushes

Bristles on the edge of the wheel clean, sand, and debur targeted areas

61 products

Cup Brushes

Wider diameters than end brushes clean flat surfaces with more surface area

21 products

Sharpening Stones

Sharpen a variety of tools such as knives, chisels, and plane blades

1 product

Chisel Bits

Pair with powered hammers or needle scalers to chip material off of workpieces

3 products

Hole Punches

Punch holes in metal, plastic, and fabric

7 products

Measuring and Inspecting

Levels

Ensure surfaces are completely horizontal or vertical

28 products

Material Handling

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

23 products

Wheels

Move objects with ease

6 products

Ball Transfers

Install in arrays to create platforms for conveying, rotating, and positioning heavy objects

2 products

Pulleys

Mount or suspend to guide wire rope for lifting and pulling loads

34 products

Facility and Grounds Maintenance

Scouring Pads

Scrub heavy grease and grime away better than sponges

2 products

Sealing

Wear Rings

Guide rods and pistons to prevent uneven wear and extend the life of seals

16 products

Wear Ring Stock

Cut to make wear rings that fit any rod or bore to prevent uneven wear and extend the life of seals

12 products

Rod Seals

Maintain pressure inside cylinders and prevent fluid leaks

11 products

Buffering Seals

Protect hydraulic cylinders from pressure spikes and shock in high-pressure applications

9 products

Boiler Gaskets

Resist heat and steam to form a leak-resistant seal around closures on boilers

3 products