Ring Fasteners | McMaster-Carr

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System of Measurement

Material

Retaining Ring Style

Retaining Ring Type

Groove Diameter

Ring OD

Ring Thickness

Wire Diameter

Finish

Corrosion-Resistant Coated

Zinc Yellow-Chromate Plated

Thickness

Ring ID

REACH

RoHS

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

Yes

DFARS Specialty Metals

Compliant

Exempt

Not Compliant

Export Control Classification Number (ECCN)

Color

Length

Wire Type

Tag Holder Type

Thread Size

Magnetic Properties

May Be Mildly Magnetic

Performance

486 Products

Fastening and Joining

Safety Pins

Fasten tags, labels, and other objects to fabric

8 products

Split Rings

Secure clevis pins, connect components, or add a pull handle; also known as key rings

67 products

Push Nuts

Press onto threads for a light duty hold that’s faster to install than typical nuts

17 products

Retaining Rings

Hold components on a shaft

298 products

Cotter Pins

Secure the ends of clevis pins and shafts to keep components in place

8 products

Socket Retaining Rings

Secure sockets and adapters to impact tools

12 products

Communication

Tag Rings

Loop onto tags to attach them to lanyards, key rings, and other objects

65 products

Name Badge Holders

Protect and display name badges on clips, lanyards, and bands

1 product

Containers, Storage, and Furniture

Curtain Hooks

Hang curtains from rods

1 product

Building and Machinery Hardware

Protective Caps

Protect just about anything, including pipe, flanges, screws, and posts

17 products