Steel Springs | McMaster-Carr

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Material

Finish

Corrosion-Resistant Coated

Spring Type

System of Measurement

Length

Wire Diameter

End Type

Straight Wire with Double Loop

Spring Rate

Compressed Length @ Maximum Load

Shaft Diameter

Load

Hole Diameter

Extended Length @ Maximum Load

Wire Thickness

Minimum Load

Deflection Angle

RoHS

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

Export Control Classification Number (ECCN)

EAR99

DFARS Specialty Metals

Body Material

Spring Material

Bracket Material

Ball Material

16,904 Products

Power Transmission

Compression Springs

When squeezed, springs push back to their original length

2,718 products

Extension Springs

As stretched, springs become increasingly harder to pull

4,738 products

Disc Springs

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

1,634 products

Torsion Springs

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

560 products

Die Springs

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

463 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

Strip Springs

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

77 products

Garter Springs

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

74 products

Linear Wave Springs

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

22 products

Rotor Springs

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

10 products

Gas Springs

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

812 products

Gas Spring Mounts

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

139 products

Gas Spring End Fittings

Connect gas springs to mounting studs and brackets

47 products

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

8 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

1,327 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

1,023 products

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

95 products

Spring Pins

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

1,783 products

Spring Plunger Drivers

Install spring plungers from the nose end without depressing the nose

10 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

Lid Supports

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

57 products

Door Chains

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

7 products

Door Closers

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

8 products

Door Closer Arms

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

6 products

Garage Door Openers

Automatically open and close overhead doors; also known as jackshafts

2 products

Spring Handles

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

21 products

Overhead Door Spring Winding Rods

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

3 products

Raw Materials

Steel

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

921 products

Fabricating and Machining

Spring Stops

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

18 products

Spring Locating Pins

Apply side force to workpieces to clamp them in place

41 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

33 products

Tool Balancers

Minimize user fatigue by suspending tools to offset their weight

3 products

Hoists

Lift and position heavy loads using manual, electric, or air power

1 product

Electrical

Battery Springs

Replace springs in battery holders and contacts

8 products

Measuring and Inspecting

Force Gauges

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

11 products

Containers, Storage, and Furniture

Shelf Brackets

Mount and support shelves

3 products