Metric Springs | McMaster-Carr

	REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)

REACH Compliant

	RoHS (Restriction of Hazardous Substances) RoHS (Restriction of Hazardous Substances)

RoHS Compliant

	Maximum Spring Rate Tolerance Maximum Spring Rate Tolerance

	Maximum Load Maximum Load

1,000 lbs. or greater

	Minimum Spring Rate Tolerance Minimum Spring Rate Tolerance

	For Hole Diameter For Hole Diameter

	Thickness Thickness

	Extended Length @ Maximum Load Extended Length @ Maximum Load

	Specifications Met Specifications Met

DIN

ISO

	For Screw Size For Screw Size

	Color Color

	Green		Blue
	Yellow		Red

	Height Height

1,933 Products

Springs

Corrosion-Resistant Compression Springs

These springs are more corrosion resistant than standard compression springs.

Compression Springs

Use these springs in noncorrosive environments.

Corrosion-Resistant Precision Compression Springs

Made of stainless steel, these springs are more corrosion resistant than steel compression springs.

Extension Springs with Loop Ends

Use these steel springs in noncorrosive environments.

Corrosion-Resistant Extension Springs with Loop Ends

Made of stainless steel, these springs are more corrosion resistant than steel extension springs.

Extension Springs with Hook Ends

Use these steel springs in noncorrosive environments.

Corrosion-Resistant Extension Springs with Hook Ends

Made of stainless steel, these springs are more corrosion resistant than steel extension springs.

Made-to-Order Extension Springs

Whatever the size, we'll get the spring you need.

Metric Color-Coded Die Springs

Colors and sizes follow ISO 10243 for metric die springs.

Made-to-Order Torsion Springs

Whatever the size, we'll get the spring you need.

Belleville Disc Springs

Use these steel springs in noncorrosive environments.

Corrosion-Resistant Belleville Disc Springs

Made of stainless steel, these springs are more corrosion resistant than steel springs. Use them on shafts, bolts, and the ends of valves to maintain tension and separate components.

Belleville Disc Springs for Ball Bearings

Install these springs, also known as bearing preload washers, against ball bearings to reduce noise and unwanted movement along the shaft.

Corrosion-Resistant Stacked Wave Disc Springs

Made of 17-7 PH stainless steel with multiple rows of waves, these springs are more corrosion resistant than steel springs and handle greater loads than standard wave disc springs.

Stacked Wave Disc Springs

Multiple rows of waves allow these springs to handle higher loads than standard wave disc springs.

Lock Washers

Metric Tab Lock Washers

Bend the tab of these metric lock washers against the flats of a hex nut or bolt head to prevent the fastener and washer from turning and loosening due to vibration, wear, or changes in temperature.

Spring Lock Washers for Slotted Bearing Nuts

Designed for use with bearing nuts, these lock washers have a conical shape that presses like a spring against bearings, bushings, gears, and pulleys to hold them in place on your threaded shaft or spindle.

Metric Spring Lock Washers

The arched shape of these washers presses up against a bolt and down against a nut to prevent loosening from wear, vibration, or temperature changes.