Centering Springs | McMaster-Carr

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System of Measurement

Deflection Angle

Spring Type

Shaft Diameter

Material

Wire Diameter

Spring Wind Direction

Left Hand

Right Hand

Maximum Torque

Less than 100 in·lbf

100 in·lbf to 199 in·lbf

200 in·lbf to 499 in·lbf

500 in·lbf to 999 in·lbf

1,000 in·lbf or greater

Number of Coils

Spring Length @ Maximum Torque

Leg Length

Length

Thread Size

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

Spring Rate

Strut Channel Type

Compressed Length @ Maximum Load

Finish

Energy Capacity

Torque

25 in·lbf to 49 in·lbf

50 in·lbf to 99 in·lbf

100 in·lbf to 499 in·lbf

500 in·lbf or greater

Channel Height

1,142 Products

Power Transmission

Torsion Springs

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

560 products

Compression Springs

When squeezed, springs push back to their original length

108 products

Air Springs

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

25 products

Shock Absorbers

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

76 products

Torque Limiters

Keep torque at or below a set limit to control tension or braking or protect machinery from overload

43 products

U-Joints

Transfer torque between shafts at an angle; handle more torque and misalignment than flexible shafts

6 products

Shaft Couplings

Connect two shafts to transfer rotary motion from one to the other

7 products

Fabricating and Machining

Spring Locating Pins

Apply side force to workpieces to clamp them in place

53 products

Spring Stops

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

22 products

Drill Bits

Create holes in metal, wood, plastic, concrete, and more

16 products

Building and Machinery Hardware

T-Slotted Framing Fasteners

Secure brackets and other accessories to T-slotted rails

12 products

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

117 products

Sealing

Spring-Loaded Seals

Seal rods and pistons with a wider range of temperature and chemical resistance than U-cup seals

54 products