Round Bumpers | McMaster-Carr

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System of Measurement

Height

Thread Size

OD

0.22" to 0.245"

Mount Type

Shape

Color

Black/Fluorescent Yellow

Black/Glow-in-the-Dark Yellow

Hardness Rating

Mounting Hole Diameter

Hardness

Durometer 30 OO

Durometer 50 OO

Durometer 70 OO

Durometer 75 OO

Durometer 80 OO

Material

Borosilicate Glass

Stainless Steel

ID

1/64" to 11/16"

1/64" to 23/32"

1/64" to 1 1/8"

1/64" to 1 1/4"

Thread Length

Performance

Abrasion Resistant

Chemical Resistant

Corrosion Resistant

Glow-in-the-Dark

High Temperature

High Visibility

For Use Outdoors

For Material Thickness

0.072" to 0.135"

Counterbore Diameter

Base Material

Stainless Steel

Mount Movement

Overall Height

REACH

RoHS

Compliant with Exemptions

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

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

5,237 Products

Bumpers

Unthreaded-Hole Bumpers

Unthreaded-Hole Bumpers

Install with your own screw anywhere you need a bumper

Threaded-Stud Bumpers

Threaded-Stud Bumpers

Absorb impact to protect surfaces and equipment from dents and scuffs

Reinforced Unthreaded-Hole Bumpers

Reinforced Unthreaded-Hole Bumpers

Install long-lasting bumpers with a screw

Load-Rated Reinforced Threaded-Stud Bumpers

Load-Rated Reinforced Threaded-Stud Bumpers

Tested to support the load of your application

Push-and-Stay Bumpers

Push-and-Stay Bumpers

Grip tighter than other push-in bumpers to stay in place during vibration and sudden bumps

Reinforced Threaded-Stud Bumpers with Steel Core

Reinforced Threaded-Stud Bumpers with Steel Core

Our most durable and impact-resistant bumpers

Adhesive-Back Bumpers

Adhesive-Back Bumpers

Stick into place with no drilling or fasteners

Reinforced Threaded-Hole Bumpers

Reinforced Threaded-Hole Bumpers

Withstand repeated impacts for a longer service life than all-rubber bumpers

Push-In Bumpers

Push-In Bumpers

A bumper and plug in one to absorb sudden knocks and seal off holes from dirt, dust, and water

Load-Rated Reinforced Threaded-Hole Bumpers

Load-Rated Reinforced Threaded-Hole Bumpers

In addition to absorbing impact better than all-rubber bumpers, they're tested for specific load ratings

Hollow Push-In Bumpers

Hollow Push-In Bumpers

Both bumper and grommet to absorb impact while routing wire or tubing through a center hole

Bumper Assortments

Bumper Assortments

Keep a range of bumper shapes and sizes on hand for quick fixes and prototyping

Load-Rated Adhesive-Back Bumpers

Load-Rated Adhesive-Back Bumpers

Tested to ensure they'll support the load of your application

Magnetic-Back Bumpers

Magnetic-Back Bumpers

Quickly attach, move, and replace on metal surfaces

Wraparound Bumpers

Wraparound Bumpers

Protect tubing, rods, and other round objects from dents and scuffs

Tack Bumpers

Install on a soft surface with a few taps of a hammer

Load-Rated Unthreaded-Hole Bumpers

Load-Rated Unthreaded-Hole Bumpers

Tested to ensure they'll support the load of your application

FDA-Compliant Load-Rated Reinforced Threaded-Hole Bumpers

FDA-Compliant Load-Rated Reinforced Threaded-Hole Bumpers

Thread onto studs to protect food-processing equipment with bumpers tested to specific loads

FDA-Compliant Load-Rated Reinforced Threaded-Stud Bumpers

FDA-Compliant Load-Rated Reinforced Threaded-Stud Bumpers

Twist into threaded holes to protect food-processing equipment with bumpers tested to specific loads

Static-Control Unthreaded-Hole Bumpers

Static-Control Unthreaded-Hole Bumpers

Drain static electricity before it can build up and cause damage

Other Products

Vibration-Damping Mounts

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

Surface Guards

Protect walls and other flat surfaces from impact

Door Silencers

Close doors quietly and keep them from rattling in their frames

Grommets

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

Compression Springs

Compression Springs

When squeezed, springs push back to their original length

Protective Feet

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

Door Stops

Keep doors from slamming into and damaging walls

Leveling Mounts

Leveling Mounts

Level machines and workbenches on uneven surfaces, reduce vibration, and protect floors

Corner Guards

Shield corners on walls and other surfaces from impact

Crane Bumpers

Absorb impact to protect your crane—and surrounding walls and beams—when it comes to a stop

Shock Absorbers

Shock Absorbers

Slow and stop loads to reduce impact that can damage equipment like conveyors, lifters, and presses

Die Springs

Support heavy loads with minimal compression in high-impact jobs such as punching and stamping

Vibration-Damping Pads

Vibration-Damping Pads

Place under machinery to reduce vibration and noise, extending service life and protecting floors

Tubing Guards

Safeguard pipe, tubing, and other round equipment from impact

Felt

Thicker and more absorbent than fabric for insulating, polishing, cushioning, and gasketing

Graduated Cylinder Bumpers

Graduated Cylinder Bumpers

Slip over your cylinder to prevent it from breaking if tipped

Heat-Shrink Tubing

Heat-Shrink Tubing

Apply heat to seal and insulate electrical wiring and connections

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