Open these rings, pass them over the end of a shaft, and release to spring into the groove.

These rings meet military specification MS 16624.

For a smooth profile and better clearance than standard external retaining rings, the lugs on these rings point inward.

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

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.

Also known as E-style rings.

Also known as C-style and crescent rings, these rings have a small shoulder to fit in tight spaces.

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.

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

Also known as X-washers, place these rings into the groove and squeeze tight with pliers to form a 360° closure.

Often used with small engines, heavy equipment, and power transmission, these external retaining rings have speared ends to help you install and remove them.