Side Mount Retaining Rings | McMaster-Carr

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	System of Measurement System of Measurement

	For OD For OD

	Retaining Ring Style Retaining Ring Style	Show

	Side Mount

	Retaining Ring Style Retaining Ring Style	Hide


Standard	Side Mount

Spiral	Push On

Constant Section	Crimp On

Clip On

	For Groove Diameter For Groove Diameter

	Material Material

Stainless Steel

Beryllium Copper

	Finish Finish

Black Phosphate

Zinc Yellow-Chromate Plated

Zinc-Chromate Plated

	Retaining Ring Type Retaining Ring Type

	External
	Internal

	Ring OD Ring OD

	Ring Thickness Ring Thickness

	For Groove Width For Groove Width

	Thrust Load Capacity Thrust Load Capacity

Less than 10,000 lbs.

10,000 to 19,999 lbs.

20,000 to 99,999 lbs.

	Minimum Hardness Minimum Hardness

	Magnetic Properties Magnetic Properties

	DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense Acquisition Regulations Supplement)

DFARS Specialty Metals
COTS-Exempt

DFARS Specialty Metals
Compliant

	Specifications Met Specifications Met

	Passivation Passivation

	Side-Mount External Retaining Rings Included Side-Mount External Retaining Rings Included

For 1/16" OD (200 Pieces)

For 3/32" OD (300 Pieces)

For 7/64" OD (150 Pieces)

For 1/8" OD (30 Pieces)

For 1/8" OD (150 Pieces)

For 9/64" OD (100 Pieces)

For 5/32" OD (20 Pieces)

For 5/32" OD (100 Pieces)

For 11/64" OD
(100 Pieces)

For 3/16" OD (30 Pieces)

For 3/16" OD (55 Pieces)

For 3/16" OD (100 Pieces)

For 7/32" OD (20 Pieces)

For 7/32" OD (25 Pieces)

For 7/32" OD (50 Pieces)

For 7/32" OD (60 Pieces)

For 1/4" OD (25 Pieces)

For 1/4" OD (30 Pieces)

For 1/4" OD (50 Pieces)

For 1/4" OD (90 Pieces)

For 9/32" OD (25 Pieces)

For 5/16" OD (25 Pieces)

For 5/16" OD (30 Pieces)

For 5/16" OD (50 Pieces)

For 5/16" OD (75 Pieces)

For 3/8" OD (25 Pieces)

For 3/8" OD (30 Pieces)

For 3/8" OD (50 Pieces)

For 3/8" OD (85 Pieces)

For 7/16" OD (25 Pieces)

For 7/16" OD (50 Pieces)

For 7/16" OD (60 Pieces)

For 1/2" OD (20 Pieces)

For 1/2" OD (25 Pieces)

For 1/2" OD (40 Pieces)

For 1/2" OD (50 Pieces)

For 5/8" OD (15 Pieces)

For 5/8" OD (20 Pieces)

For 5/8" OD (25 Pieces)

For 5/8" OD (30 Pieces)

For 5/8" OD (40 Pieces)

For 3/4" OD (10 Pieces)

For 3/4" OD (15 Pieces)

For 3/4" OD (25 Pieces)

For 7/8" OD (5 Pieces)

For 7/8" OD (15 Pieces)

For 7/8" OD (20 Pieces)

For 63/64" OD (15 Pieces)

For 1 3/16" OD
(12 Pieces)

For 3 mm OD (20 Pieces)

For 3 mm OD (40 Pieces)

For 4 mm OD (20 Pieces)

For 4 mm OD (40 Pieces)

For 5 mm OD (20 Pieces)

For 5 mm OD (40 Pieces)

For 6 mm OD (20 Pieces)

For 6 mm OD (40 Pieces)

For 7 mm OD (20 Pieces)

For 7 mm OD (30 Pieces)

For 8 mm OD (20 Pieces)

For 8 mm OD (30 Pieces)

For 9 mm OD (20 Pieces)

For 10 mm OD
(10 Pieces)

For 10 mm OD
(20 Pieces)

For 11 mm OD
(20 Pieces)

For 12 mm OD
(10 Pieces)

For 13 mm OD
(10 Pieces)

For 16 mm OD (5 Pieces)

For 20 mm OD (5 Pieces)

	Container Type Container Type

Plastic Carrying Case

	Container Features Container Features

	Number of Pieces Number of Pieces

	For Shaft End Type For Shaft End Type

With Retaining Ring Grooves

	Container Width Container Width

	Container Depth Container Depth

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345 Products

Fasteners

Side-Mount External Retaining Rings

Also known as E-style rings.

Low-Clearance Side-Mount External Retaining Rings

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

Heavy Duty Side-Mount External Retaining Rings

These rings are reinforced to withstand faster rotation than other side-mount retaining rings. Also known as reinforced E-style rings.

Wide-Grip Side-Mount External Retaining Rings

Wide-Grip Side-Mount External Retaining Rings

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.

Bowed Side-Mount External Retaining Rings

Also known as bowed E-style rings, these have a curved design that works like a spring, taking up play for a tight hold.

Side-Mount External Retaining Ring Assortments

Side-Mount External Retaining Ring Assortments

Also known as E-Style and C-style rings, slide these into the groove from the side of the shaft. They provide a wider shoulder than other external retaining rings for a larger retaining surface.

External and Side-Mount Retaining Ring Assortments

External and Side-Mount Retaining Ring Assortments

Assortments include pliers to install external rings.

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.

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