Well as you can see i have never found it.Anyway,you can create it yourself with private characters on your computer
The "o" above an "a" is called a "ring," specifically known as a "ring diacritic." In linguistic terms, it is used in certain languages, such as Danish and Norwegian, to modify the pronunciation of the vowel. For example, in Danish, the letter "å" represents a distinct vowel sound.
only one subring of a ring exists
Ring a Ring o' Roses was created in 1881.
'O' refers not to the shape of the ring but to the ring's cross-section.
Depends on what type of o-ring it is.
Ring o' ring o' roses
A dot above a letter is known as a 'diacritic dot'. The common name for the diacritic dot above an i or a j is a 'tittle'.
O Ring for what component.
The "o" ring is a seal that is installed at each fitting. It prevents the refrigerant from leaking.
The seal is designed to have a point contact between the O-ring and sealing .... This was blamed on a failed O-ring seal. The escaping high temperature gas ...
an o ring is a rubber ring that is put around the valve co2 cylinder tank to secure the gas when it is inserted
There is a very specific equation for the calculation of the volume of an O-ring. it is: Gland Fill % = [(O-ring Volume) / (Groove Volume)] x 100%.