Springs | McMaster-Carr

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System of Measurement

Length

Spring Type

Wire Diameter

End Type

Spring Rate

Material

Compressed Length @ Maximum Load

Load

1,000 lb. to 1,999 lb.

2,000 lb. to 2,999 lb.

3,000 lb. to 9,999 lb.

10,000 lb. or greater

Shaft Diameter

Compression Spring Type

Hole Diameter

Extended Length @ Maximum Load

Wire Thickness

Finish

Corrosion-Resistant Coated

Deflection Angle

Performance

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

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

Energy Capacity

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

Color

17,279 Products

Power Transmission

Compression Springs

When squeezed, springs push back to their original length

2,792 products

Extension Springs

When stretched, springs pull their ends back together

4,725 products

Disc Springs

Maintain tension and separate components on shafts, under bolt heads, and at the ends of valves

1,680 products

Die Springs

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

484 products

Die Spring Cages

Contain the pieces from broken springs to protect dies from damage

10 products

Die Spring Screw Caps

Brace springs and control tension in die sets while simplifying maintenance

10 products

Torsion Springs

Wrap around a shaft or rod to maintain pressure on objects as they rotate

559 products

Strip Springs

Wrap around a shaft and extend to pull objects in a linear direction

77 products

Linear Wave Springs

Absorb vibration and fill in gaps along the length of an object

22 products

Garter Springs

Exert radial force from all directions to maintain pressure on shafts or in seals

74 products

Made-to-Order Compression Springs

If you can't find the exact size spring you need, we'll get it made for you

80 products

Rotor Springs

Wind to store power, then release to create rotary motion—similar to winding a wristwatch

10 products

Spring Assortments

Keep extension, compression, and torsion spring types of various sizes on hand

7 products

Gas Springs

Support the weight of doors, hatches, and lids to assist opening and closing

841 products

Gas Spring End Fittings

Connect gas springs to mounting studs and brackets

73 products

Gas Spring Mounts

Attach gas springs to panels, lids, and doors using a bracket or stud

139 products

Gas Spring Safety Clips

To keep gas springs securely mounted, replace safety clips in ball socket end fittings for gas springs

3 products

Spring Winders

Coil round and flat wire to make your own springs

1 product

Spring Installation and Removal Tools

Grip and compress springs when assembling and replacing

1 product

Constant-Force Retractors

Attach an object and the spring controls tension as the object is slowly pulled out and back

23 products

Air Springs

Absorb vibration in moving equipment such as conveyors and transfer stations; lift and level loads

25 products

Bearing Lock Washers

Lock bearing nuts in place to prevent loosening due to vibration

103 products

Fastening and Joining

Spring Plungers

Apply accurate, consistent pressure for positioning, indexing, and ejecting parts

1,404 products

Spring Plunger Catches

Act as a stop for positioning ball-nose and long-nose spring plungers

16 products

Lock Washers

Resist vibration to prevent fasteners from loosening

1,077 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

99 products

Spring Pins

Squeeze and insert into tight holes to hold parts in place with tension

1,781 products

Spring Plunger Drivers

Install spring plungers from the nose end without depressing the nose

10 products

Pipe Wrench Springs

Replace springs in pipe wrenches

13 products

Building and Machinery Hardware

Door Holders

Mount to doors, walls, or floors to keep doors open

1 product

Door Springs

Extend and snap back to pull storm doors and gates closed

18 products

Door Closer Mounts

Replace door closers without drilling new holes by matching current hole patterns

1 product

Door Closers

Automatically and smoothly pull doors, storm doors, and gates closed

4 products

Door Closer Arms

Replace arms instead of the entire closer to continue to pull doors closed

6 products

Door Chains

Keep free-swinging doors from opening too far and prevent damage to hinges, doors, and walls

7 products

Lid Supports

Keep lids on cabinets, hatches, and chests open and then close them smoothly or softly

3 products

Spring Handles

The wire coils dissipate heat to keep furnace, grill, and stove handles cool to the touch

21 products

Bellows

Prevent dust and debris from damaging moving parts

6 products

Overhead Door Spring Winding Rods

Keep your overhead door balanced on both tracks for smooth, even opening and closing

3 products

Fabricating and Machining

Spring Stops

Push back against workpieces to hold them in place against stops and rails

34 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

59 products

Springs for Locking Pliers

Change out worn or broken springs in the handle of your locking pliers

6 products

Lathe Tool Insert Holder Springs

Replace the springs on your lathe tool insert holder

1 product

Air Hammer Retainers

Replace the retainer on your air hammer

5 products

Electrical Power, Networking, and Controlling

Battery Springs

Replace springs in battery holders and contacts

8 products

Raw Materials

Steel

Strong, machinable, and weldable—all with material certificates for traceability

918 products

Material Handling

Tool Retractors

Hang tools and pull them down as needed; let go, and the cable pulls them up and out of the way

47 products

Tool Balancers

Minimize user fatigue by suspending tools to offset their weight

4 products

Measuring and Inspecting

Force Gauges

Test objects to see how much tension and compression force they can bear

11 products