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what this metal ring called?

These collars are found in a variety of applications large and small, this particular one came out of a broken flatbed scanner. I've seen variants with bearings on the inside ring allowing full rotation in industrial settings and small hobby ones used for axles.

So, is there a name for these?

question.jpg
10 answers
sort by: active | newest | oldest
Sep 6, 2011. 3:30 PMiceng says:
Sep 6, 2011. 3:41 PMiceng says:
Oh yea the Pic.
Sep 7, 2011. 11:56 AMLorddrake says:
agreed
Jan 9, 2012. 10:53 AMI am in the shed! says:
I've always believed it to be a locking collar.
Sep 6, 2011. 8:18 PMsam D says:
Somtimes referred to as a collet.
Sep 7, 2011. 10:33 AMJayefuu says:
It's not a collet...
Sep 6, 2011. 3:20 PMJayefuu says:
A bush.
Sep 6, 2011. 3:39 PMCameronSS says:
That's one in the hand. Is it worth two in the bush?
Sep 6, 2011. 3:18 PMpacuzzo says:
Hello, it's name is bushing.

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