Coil 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

Compression Spring Type

Shaft Diameter

Hole Diameter

Extended Length @ Maximum Load

Performance

Deflection Angle

Wire Thickness

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

Yes

RoHS

Compliant

Compliant with Exemptions

Not Compliant

REACH

Compliant

Not Compliant

DFARS Specialty Metals

Compliant

Exempt

Export Control Classification Number (ECCN)

Finish

Minimum Load

Energy Capacity

8,895 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

4,719 products

Torsion Springs

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

558 products

Die Springs

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

484 products

Rotor Springs

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

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

72 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

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

Fabricating and Machining

Lathe Tool Insert Holder Springs

Replace the springs on your lathe tool insert holder

1 product

Springs for Locking Pliers

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

6 products

Fastening and Joining

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

65 products

Measuring and Inspecting

Force Gauges

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

11 products