Help to name this type of washer

Apr 30, 2006 11 Replies

I need some help with the name of a particular type of washer.



Imagine a piece of metal (say the front flap of a wall-mounted floodlight) where two bolts are used to retain the flap. Each bolt might fall but there is a washer (rubber in this case) which holds it in place.



What is the term used to described that washer?



I thought it might be called a "retaining washer" but it seems from web illustrations that retaining washers are something else.


"Joe Smith" wrote;

Grommets?

If it's made of rubber you may be looking at a grommet.

Are you describing a narrow shanked bolt, that remains captive but slide-abouty after threaded through the "washer"?

Sounds like small 0-rings to me.

David

The message from Joe Smith contains these words:

It's just an O-ring usually, turns a screw into a captive screw.

I'd call it a captive washer. But there's probably nothing special about the washer except that it has to have the right internal diameter: it's the bolt that's special, in that it has a narrow section without thread.

Or a circlip, in some cases.

We used fibre washers with hole size that would lock onto the screw. Just used ordinary full screws.

paper washers?, normally paper washers with a small hole where the screw and be set into it to prevent the screw from falling out is used.

Essentially, yes.

Does that help?

I propose we call it Wally, wally the washer, sounds cute.

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