Internal Bore Retainers | McMaster-Carr

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System of Measurement

Retaining Ring Type

Ring OD

Retaining Ring Style

Ring Thickness

Material

Groove Diameter

Groove Width

Ring ID

Finish

Zinc Yellow-Chromate Plated

Specifications Met

ASME Standard

DIN Standard

Magnetic Properties

Magnetic

May Be Mildly Magnetic

Nonmagnetic

Thrust Load Capacity

Less than 10,000 lbf

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

DFARS Specialty Metals

Compliant

Exempt

Export Control Classification Number (ECCN)

REACH

RoHS

Minimum Hardness

Passivation

Minimum Installation Depth

Number of Pieces

Number of Teeth

Side-Mount External Retaining Rings Included

For 3 mm OD (20 Pieces)

For 4 mm OD (20 Pieces)

For 5 mm OD (20 Pieces)

For 6 mm OD (20 Pieces)

For 7 mm OD (20 Pieces)

For 8 mm OD (20 Pieces)

For 10 mm OD (10 Pieces)

For 12 mm OD (10 Pieces)

Container Depth

Container Length

845 Products

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.

Internal Teeth Retaining Rings

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

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.

Heavy Duty Spiral Internal Retaining Rings

Thicker than standard spiral rings, these rings withstand greater forces.

Spiral Internal Retaining Rings

These coiled rings can be wound into place inside a bore or housing without tools.

Single-Turn Spiral Internal Retaining Rings

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

Push-On Internal Retaining Rings

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

Retaining Ring Assortments

External and Internal Spiral
Retaining Ring Assortments

Wind these retaining rings into a groove—no tools required for installation.

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.

Internal Retaining Rings

Internal Retaining Rings

Inverted Internal Retaining Rings

Internal Teeth Retaining Rings

Heavy Duty Internal Retaining Rings

Bowed Internal Retaining Rings

Heavy Duty Spiral Internal Retaining Rings

Spiral Internal Retaining Rings

Single-Turn Spiral Internal Retaining Rings

Push-On Internal Retaining Rings

Retaining Ring Assortments

External and Internal SpiralRetaining Ring Assortments

External, Internal, and Side-MountRetaining Ring Assortments

External and Internal Retaining Ring Assortments

Internal Retaining Ring Assortments

External and Internal Spiral
Retaining Ring Assortments

External, Internal, and Side-Mount
Retaining Ring Assortments