Tension Springs | McMaster-Carr

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Spring Type

System of Measurement

Length

OD

Extended Length @ Maximum Load

End Type

Straight Wire with Double Loop

Wire Diameter

Spring Rate

Load

Less than 10 lb.

10 lb. to 19.9 lb.

20 lb. to 24.9 lb.

25 lb. to 49.9 lb.

50 lb. or greater

Material

Polypropylene Fabric

Stainless Steel

Minimum Load

ID

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

Finish

Thread Size

Hole Diameter

Diameter

Thickness

Mounting Location

Military Specification

Working Load

Less than 5 oz.

5 oz. to 9.99 oz.

10 oz. to 19.99 oz.

20 oz. to 24.99 oz.

25 oz. or greater

Thread Type

Specifications Met

How can we improve?

4,906 Products

Power Transmission

Extension Springs

Extension Springs

As stretched, springs become increasingly harder to pull

Garter Springs

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

Fastening and Joining

Hanger Bolts

Suspend pipe and other fixtures with wire or cable ties

Building and Machinery Hardware

Door Springs

Extend and snap back to pull storm doors and gates closed

Overhead Door Spring Winding Rods

Overhead Door Spring Winding Rods

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

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