10 best internal retaining rings

Internal retaining rings, also known as internal circlips or snap rings, are mechanical fasteners used in various industrial applications to secure and retain components on shafts or inside bores.These rings are designed to fit into machined grooves, providing axial retention, preventing components from sliding off the shaft, and maintaining proper alignment. Here are some key aspects related to internal retaining rings:

Design and Construction:
- Internal retaining rings are typically circular in shape and have a split, allowing them to be installed into grooves with ease. The split ends overlap when installed, creating a continuous ring.
- They are commonly made from materials such as carbon steel, stainless steel, or spring steel, depending on the specific application and environmental conditions.
Installation:
- These rings are installed by expanding them slightly to fit them into the groove on a shaft or inside a bore. Once properly positioned, they snap into place due to their inherent spring tension, securely holding the components in position.
- Specialized tools, like circlip pliers or applicators, are often used for efficient installation and removal.
Types:
- Internal retaining rings come in various designs, including:
  - Basic Internal Circlips: Standard internal retaining rings with a uniform circular shape.
  - Crescent or Bow-Tie Circlips: These have a crescent or bow-tie shape to reduce stress concentration in the groove.
  - Spiral Circlips: Spiral-shaped rings offer greater flexibility and adaptability to varying groove dimensions.
  - Axially Assembled Circlips: These are assembled by compressing the ring axially and then inserting it into the groove.
Applications:
- Internal retaining rings find applications in a wide range of industries, including automotive, aerospace, machinery, and manufacturing.
- They are used to secure bearings, gears, pulleys, wheels, and other components onto shafts or within bores, preventing unintended movement.
Advantages:
- Internal retaining rings provide a reliable and cost-effective method for component retention without the need for threaded fasteners or adhesives.
- They allow for easy assembly and disassembly during maintenance or repairs.
Load-Bearing Capacity:
- The load-bearing capacity of internal retaining rings depends on factors like material, size, and design. Engineers and designers must consider these factors when selecting the appropriate ring for a specific application.
Corrosion Resistance:
- When used in environments with exposure to moisture or corrosive substances, stainless steel or other corrosion-resistant materials are preferred to ensure long-lasting performance.
Tolerances and Specifications:
- Internal retaining rings are manufactured to specific tolerances and standards, ensuring compatibility with industry-standard grooves and shafts.
Safety Considerations:
- Proper installation and inspection are crucial to ensure the integrity of the retaining ring and the safety of the equipment. Rings that show signs of wear or damage should be replaced promptly.

Internal retaining rings play a vital role in the assembly and functioning of many industrial and mechanical systems. They provide a secure and efficient means of retaining components on shafts and within bores, contributing to the overall reliability and performance of machinery and equipment.

Below you can find our editor's choice of the best internal retaining rings on the market

300 Piece Internal Retaining Ring Assortment

Storehouse

Based on 44 reviews Check latest price

Product description

This 300-piece assortment of durable spring steel retaining ring set comes in an organized storage case, making the kit ideal for maintenance on-the-go. The locator card on the inside cover helps with quick and easy identification. With a black oxide finish to protect against corrosion, this retaining ring assortment is designed to hold components within a grooved housing or bore.

SAE Sizes
Organized storage case, making this kit ideal for repair and maintenance shops
Locator card on inside cover shows the size and location of each item
Durable spring steel
Black oxide finish

Standard Internal Retaining Ring, Tapered Section, SAE 1060-1090 Carbon Steel, Zinc Yellow Chromate Plated Finish, 2-13/16" Bore Diameter, 0.093" Thick, Made in US (Pack of 5)

Rotor Clip

Based on 1 reviews Check latest price

Product description

FKG 300Pcs Internal Retaining Rings Circlip Clip Ring Assortment Set 15 Size (8mm-36mm)

FKG

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Product description

Internal Retaining Rings:

8mm (30pcs)

10mm (30pcs)

12mm (30pcs)

14mm (30pcs)

16mm (20pcs)

18mm (20pcs)

20mm (20pcs)

22mm (20pcs)

24mm (20pcs)

26mm (20pcs)

28mm (15pcs)

30mm (15pcs)

32mm (15pcs)

34mm (10pcs)

36mm (5pcs)

FKG Internal Retaining Rings Set of 300
Package: 8mm (30pcs), 10mm (30pcs), 12mm (30pcs), 14mm (30pcs), 16mm (20pcs), 18mm (20pcs), 20mm (20pcs)
Package: 22mm (20pcs), 24mm (20pcs), 26mm (20pcs), 28mm (15pcs), 30mm (15pcs), 32mm (15pcs), 34mm (10pcs), 36mm (5pcs)

28mm-Ф75mm A2 304 Stainless Steel Internal Retaining Ring Circlip Snap Ring (2Pcs, ￠60mm)

MF-Tools

Based on 3 reviews Check latest price

Product description

Package Including: According to your Choose.

Type: 304 Internal Circlip Snap Ring
Material: 304 Stainless Steel
Surface Treatment: No-treatment; Standard: GB/T
All product will be delivered in 7-15 days

160PCS Metric 304 Stainless Steel C-Clips Internal Retaining Ring Assortment Kit,10 Size

KINPAR

Based on 8 reviews Check latest price

Product description

Color:silver

Material:Alloy Steel

Sizes Includes:8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm,26mm

C-Clips Internal Retaining Ring 8.0mm 20pcs;

C-Clips Internal Retaining Ring 10.0mm 20pcs;

C-Clips Internal Retaining Ring 12.0mm 20pcs;

C-Clips Internal Retaining Ring 14.0mm 20pcs;

C-Clips Internal Retaining Ring 16.0mm 20pcs;

C-Clips Internal Retaining Ring 18.0mm 15pcs;

C-Clips Internal Retaining Ring 20.0mm 15pcs;

C-Clips Internal Retaining Ring 22.0mm 15pcs;

C-Clips Internal Retaining Ring 24.0mm 10pcs;

C-Clips Internal Retaining Ring 26.0mm 5pcs;

Made of high quality alloy steel,providing the good resisitance to corrosion and high temperature.
The item come with a sturdy plastic organizer box for convenient store and carry.
Set Includes 10 Most-used Sizes (Metric):8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,24mm,26mm.
Applicable for cylinders,automobiles,valves,electrical appliances,spraying,doors and windows, bearings,machinery etc.

Guard4U 200Pcs 10-Size Metric 304 Stainless Steel Internal Snap Ring, Circlip Retaining Ring Assortment Kit

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Product description

Guard4U 200Pcs 10-Size Metric 304 Stainless Steel Internal Snap Ring Assortment Kit

*Product Name: Internal Snap Ring

*Color: Silver

*Material: 304 Stainless Steel

*Packed in a plastic box.

List：

Internal Snap Ring 8mm: 20pcs;

Internal Snap Ring 10mm: 20pcs;

Internal Snap Ring 12mm: 20pcs;

Internal Snap Ring 14mm: 20pcs;

Internal Snap Ring 16mm: 20pcs;

Internal Snap Ring 18mm: 20pcs;

Internal Snap Ring 20mm: 20pcs;

Internal Snap Ring 22mm: 20pcs;

Internal Snap Ring 24mm: 20pcs;

Internal Snap Ring 26mm: 20pcs;

10 different sizes Metric Internal Snap Ring Assortment Kit Satisfy Your Different Needs.
All products are made of 304 Stainless steel,providing the good resisitance to corrosion and high temperature.
Easy to operate, standard size, more convenient and quick to use.Applicable for cylinders,automobiles,valves,electrical appliances,spraying,doors and windows, bearings,machinery etc.
Packing Quantity:8mm(20Pcs), 10mm(20Pcs), 12mm(20Pcs), 14mm(20Pcs),16mm(20Pcs),18mm(20Pcs),20mm(20Pcs),22mm(20Pcs),24mm(20Pcs),26mm(20Pcs).Total 200pcs.
All contained in a sturdy and transparent plastic box, can be use for a storage box.Easy to install and durable to use.

Standard Internal Retaining Ring, Spiral, 302 Stainless Steel, Passivated Finish, 2-3/8" Bore Diameter, 0.078" Thick, Made in US

Smalley

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Product description

Carbon Steel Internal Retaining Ring Assortment (150 Pieces), Zinc Plated Finish, Inch, With Case

Precision Brand Products, Inc.

Based on 1 reviews Check latest price

Product description

Assortment includes 150 internal retaining rings in a variety of sizes
Tapered design maintains constant pressure to prevent slippage
Made of carbon steel for flexibility and a balance of strength and toughness
Zinc plating offers corrosion resistance and a reflective appearance
Comes in a compartmented plastic case for organized storage

The Hillman Group 45214 5/8-Inch Stainless Steel Internal Retaining Ring, 10-Pack

Based on 1 reviews Check latest price

Product description

Retaining rings are used to secure parts on shafts They fit into grooves in the shaft for a snug fit There are a variety of retaining ring types depending on specific applications needs.

From the Manufacturer

Retaining rings are used to secure parts on shafts. They fit into grooves in the shaft for a snug fit. There are a variety of retaining ring types depending on specific applications needs.

Country Of Origin: United States
Package length: 2.5"
Package Width: 1.2"
Package Height: 1.5"