Steel Push Nuts | McMaster-Carr

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	Material Material

1050 Spring Steel

1060-1090 Spring Steel

Spring Steel

Steel

	System of Measurement System of Measurement

Inch

Metric

	For OD For OD

	Retaining Ring Style Retaining Ring Style


Push On	Side Mount

Spiral	Standard

	Finish Finish

Black Phosphate

Zinc Plated

Black Oxide

Zinc Yellow-Chromate Plated

Nickel Plated

Corrosion-Resistant-Coated

Zinc-Chromate Plated

	For Screw Size For Screw Size

	Ring OD Ring OD

	Retaining Ring Type Retaining Ring Type

	External
	Internal

	Height Height

	Nut Type Nut Type

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

	For Shaft Diameter For Shaft Diameter

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

RoHS Compliant

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

REACH Compliant

	Thread Size Thread Size

	Magnetic Properties Magnetic Properties

Magnetic

	Minimum Hardness Minimum Hardness

	Minimum Installation Depth Minimum Installation Depth

	OD OD

	Push Nut Shape Push Nut Shape

	Ring Thickness Ring Thickness

	Width Width

	Length Length

340 Products

Fasteners

Push-On External Retaining Rings

No groove required—press these rings onto the end of a shaft for a firm grip.

Push-On Retaining Caps

Use these caps to hold components in place and protect shaft ends.

Rectangular Push-On External Retaining Rings

Also known as flat-style speed nuts, these have a large surface to distribute loads better than standard and flanged external push rings.

Flanged Push-On External Retaining Rings

The wide flange provides better load distribution than standard external push rings and can be used to cover oversized holes. Also known as thread cutting nuts.

Side-Mount External Retaining Rings

Also known as E-style rings.

Wide-Grip Side-Mount External Retaining Rings

Also known as poodle rings, these thick rings have "ears" that form a large retaining surface to withstand stronger forces than other side-mount retaining rings.

Single-Turn Spiral External Retaining Rings

Slide these rings into place with one twist—no tools required—for applications with high thrust loads.

Push-On Internal Retaining Rings

No groove required—these rings have teeth that firmly grip the bore.

Internal Teeth Retaining Rings

With teeth along the inside, these retaining rings hold chamfered shafts inside the housing of your equipment.

Single-Turn Spiral Internal Retaining Rings

Slide these rings into place by hand with a single twist for applications with high thrust loads.

Round Push Nuts

With flexible teeth that slide smoothly over threads of any pitch, these push nuts can be used alone for light-duty applications or as a jam nut.

Metric Round Push Nuts

These metric push nuts can be used as a standalone for light-duty applications or as a jam nut.

Rectangular Push Nuts

Also known as flat-style speed nuts, these have large sides, so they're easy to push over threads by hand.

Rectangular Push Nuts for Tapping Screws

Flanged Push Nuts

A flange distributes the load over a large area and reduces stress where the nut meets the material surface.

Hex Speed Nuts

Hex speed nuts can be gripped with a wrench for ease of removal.

External Push Ring Assortments

Internal Push Ring Assortments

Side-Mount External Retaining Ring Assortments

Also known as E-Style and C-style rings, slide these into the groove from the side of the shaft. They provide a wider shoulder than other external retaining rings for a larger retaining surface.

Push Nut Installation Tools

Push nuts and retaining rings over threaded fasteners and shafts. These tools have a magnetized tip so nuts don't fall off as you slide them on.