Internal Bore Retainers | McMaster-Carr

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845 Products

Internal Retaining Rings

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.

Internal Teeth Retaining Rings

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

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.

Single-Turn Spiral Internal Retaining Rings

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

Spiral Internal Retaining Rings

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

Push-On Internal Retaining Rings

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

Retaining Ring Assortments

Internal Retaining Ring Assortments

Internal Retaining Ring Assortments

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

External and Internal Spiral
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

External, Internal, and Side-Mount Retaining Ring Assortments

These assortments include pliers to install external and internal rings.

External and Internal Retaining Ring Assortments

External and Internal Retaining Ring Assortments

Assortments include pliers to install external and internal rings.

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)