What does a retainer ring do?
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.
How do you remove a push on 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. The end of the tool contains a slot to insert the tip of the removal notch.
How do you put a ring on a retainer?
The rings can be inserted by hand and easily wound into a groove. The easiest method of installation is to separate the multiple coils and insert an end into the groove. Then press down around the circumference and wind the ring into place.
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. See below for our entire list of external retaining ring dimensions and configuration drawings.
When should you use a retaining ring?
Retaining rings are used to hold components onto a shaft or into a bore. The smooth, round finish of most shafts or bores makes them difficult to attach to with alternative methods, whereas retaining rings clamp around them and create a shoulder that keeps parts in place.
What are the two types of retaining rings?
The 4 key retaining rings types are tapered section, constant section, spiral, and circular push‑on.
How do you get rid of an internal retaining ring without holes?
If you need to remove a circlip that doesn’t have holes on the ends, it is recommended to use a pair of narrow tip pliers. The fine tips of the pliers should be able to securely hold the snap ring and enable careful removal.