Snap Ring Size Chart

January 28, 2024 Post a Comment

Snap ring size chart

First measure the furthest two points from left to right with a gap facing away from you to

How should a snap ring fit?

The retaining ring must be suitable to fit inside the shaft where it will be installed (internal circlips) or should fit snugly around the outside of the housing (external circlips).

Are all snap ring pliers the same size?

Snap rings vary in size and so do the pliers.

Are there metric snap rings?

Precision Brand's 295 Piece Metric Snap Ring Assortment contains: 25 - 6mm; 20 - 8mm; 15 - 9mm; 20 - 10mm; 20 - 11mm; 20 - 12mm; 10 - 13mm; 20 - 14mm; 15 - 15mm; 20 - 16mm; 10 - 17mm; 15 - 18mm; 10 - 19mm; 15 - 20mm; 10 - 21mm; 10 - 22mm; 10 - 24mm; 10 - 25mm; 5 - 28mm; 5 - 30mm; 5 - 32mm; and 5 - 35mm.

Can you reuse snap rings?

Depending on the installation method and installation stress, these rings can often be reused without any issues. If your application requires frequent installation and removal, it would be best to keep the installation stress low to minimize the need for replacement retaining rings.

What are the different types of snap rings?

Types of snap rings

Tapered section snap ring.
Constant section snap ring.
Spiral lock snap ring – you can have single-turn or multi-turn spiral rings.
Circlip with grip holes.
Circlip without grip holes.

What is the difference between a snap ring and a retaining ring?

Retaining rings — also known as snap rings or circlips — are metal fasteners installed into a groove on a shaft, or in a housing or bore to retain an assembly. The devices keep parts in place using a compact, lightweight design that requires fewer machining operations than other fastening techniques.

What is the purpose of snap ring?

Snap rings are a great way to rapidly mount your bearings and have them adequately located axially in your application. They are often used in external applications to secure parts on grooved shafts, pins, or studs. External circlips are designed to ensure a tight fit into a grove around the outside of a shaft or rod.

What is the difference between a circlip and a snap ring?

The name snap ring generally refers to circlips which have the ends formed to aid installation and removal, and which are not formed from wire (i.e. do not have a round cross-section). These rings are designed to be installed and removed with special pliers.

How do you measure the size of a circlip?

The best way to find the external circlip size you need, is to measure the outside diameter of the shaft (not the circlip groove). For example, a 30mm shaft will require a 30mm circlip (keeping in mind that the inside diameter of the circlip will measure less than 30mm as it has not yet expanded).

What's the difference between an internal and external snap ring?

Internal rings are located in a housing groove, while external rings sit in a shaft groove. All of our rings are specified as either internal or external, with the exception of an OD/ID lock ring, which functions in both. Once the assembly type is decided, the assembly size should be specified.

How is circlip plier size measured?

Circlip Plier Sizes The stated size of a given snap ring refers to a measurement stretching from the outer edge on one side to the inner edge on the opposite side.

How deep should a snap ring groove be?

Groove depth (h) should be 1/3 to 1/2 of the ring's radial width (b). This provides optimum ring stability in applica- tions with high shear forces.

What are the different types of retaining rings?

The 4 key retaining rings types are tapered section, constant section, spiral, and circular push‑on.

What is an external retaining ring?

External retaining rings (also known as “external snap rings”) sit in the grooves on the exterior of shafts of any size. The areas of the ring that protrude out from the shaft hold it in place.

How do you install a retaining ring?

If this is a concern use the stop feature included in the flyer expand the ring apply it over the

How do I remove a retaining ring?

To remove this ring, simply pry out the end using a small screwdriver or staple remover, and then spiral the ring out by hand. For larger size rings, Smalley also makes a removal tool, part number RT-108, that can be used to remove the rings.

How does a circlip work?

Circlips fit into a groove on the inside of a bore or the outside of a shaft. They work as a load-bearing shoulder which positions and holds mechanical parts. They provide continuous radial force and are secure against high rotational speeds because they are retained within the groove.

How do you install a large snap ring?

Here my needle nose pliers take an insert into the eyes on my snap. Ring just like so before i load

How do you remove a snap ring without holes?

If you want to remove a snap ring that doesn't have a hole, consider using a pair of narrow-tip pliers. You should be able to remove the ring without incurring injuries. Another means of removing a snap ring without holes is using screwdrivers.