Standard Retaining Rings

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System of Measurement

Retaining Ring Type

Retaining Ring Style

Ring Thickness

Groove Diameter

Material

Ring ID

Ring OD

Finish

Zinc Yellow-Chromate Plated

Specifications Met

Color

Thrust Load Capacity

10,000 lbf to 19,999 lbf

20,000 lbf to 99,999 lbf

100,000 lbf to 199,999 lbf

200,000 lbf or greater

Magnetic Properties

Minimum Hardness

RoHS

Hardness

DFARS Specialty Metals

REACH

Export Control Classification Number (ECCN)

EAR99

Passivation

Passivated

Side-Mount External Retaining Rings Included

For 1/2" OD (25 Pieces)

For 1/4" OD (30 Pieces)

For 1/8" OD (30 Pieces)

For 3 mm OD (20 Pieces)

For 3/16" OD (30 Pieces)

For 3/4" OD (25 Pieces)

For 3/8" OD (30 Pieces)

For 4 mm OD (20 Pieces)

For 5 mm OD (20 Pieces)

For 5/16" OD (30 Pieces)

For 5/8" OD (30 Pieces)

For 6 mm OD (20 Pieces)

For 7 mm OD (20 Pieces)

For 7/16" OD (25 Pieces)

For 7/8" OD (20 Pieces)

For 8 mm OD (20 Pieces)

For 10 mm OD (10 Pieces)

For 12 mm OD (10 Pieces)

Number of Pieces

Side-Mount Retaining Ring Style

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1,138 Products

External Retaining Rings

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

Heavy Duty External Retaining Rings

Thicker than standard external retaining rings, these rings withstand greater force.

Mil. Spec. External Retaining Rings

These rings meet military specification MS 16624.

Inverted External Retaining Rings

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

Self-Locking External Retaining Rings

No groove is required for these rings—their thick profile helps them grip the shaft.

Bowed External Retaining Rings

The curved design of these rings works like a spring, taking up play for a tight hold.

Internal Retaining Rings

Squeeze these rings to place them in the groove inside a bore or housing.

Inverted Internal Retaining Rings

For a smooth bore and better clearance than standard internal retaining rings, the lugs on these rings face outward.

Heavy Duty Internal Retaining Rings

Thicker and stronger than standard internal retaining rings, these withstand greater thrust loads.

Bowed Internal Retaining Rings

The curved design of these rings works like a spring, taking up play for a tight hold.

Internal Teeth Retaining Rings

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

Retaining Ring Assortments

External Retaining Ring Assortments

Pull these rings open with retaining ring pliers, pass over the end of a shaft, and release to spring into a groove.

External and Side-Mount
Retaining Ring Assortments

Assortments include pliers to install external rings.

External, Internal, and Side-Mount
Retaining Ring Assortments

These assortments include pliers to install external and internal rings.

External and Internal Retaining Ring Assortments

Assortments include pliers to install external and internal rings.

Internal Retaining Ring Assortments

Pull ring ends together with retaining ring pliers and place into the bore of a shaft or housing.

External Retaining Rings

External Retaining Rings

Heavy Duty External Retaining Rings

Mil. Spec. External Retaining Rings

Inverted External Retaining Rings

Self-Locking External Retaining Rings

Bowed External Retaining Rings

Internal Retaining Rings

Internal Retaining Rings

Inverted Internal Retaining Rings

Heavy Duty Internal Retaining Rings

Bowed Internal Retaining Rings

Internal Teeth Retaining Rings

Retaining Ring Assortments

External Retaining Ring Assortments

External and Side-MountRetaining Ring Assortments

External, Internal, and Side-MountRetaining Ring Assortments

External and Internal Retaining Ring Assortments

Internal Retaining Ring Assortments

External and Side-Mount
Retaining Ring Assortments

External, Internal, and Side-Mount
Retaining Ring Assortments