
Usoro nke UC na-ezo aka na ahaziri ahazi, ejiri ọtụtụ ebe Ohiri isi ngọngọ nkeji bọọlụ nwere aka nkwụnye aka. N'ime isi ha bụ bọọlụ nwere oghere dị omimi nke nwere a dayameta mpụta okirikiri (SPB) emebere ka ọ dabara n'ime oghere okirikiri dabara adaba nke ụlọ nkedo. Na-akwado metric akụkụ, A na-ahazi usoro isiokwu a maka ngwa mmepụta ihe na-achọ ikike ibu dị elu, nrụnye kwụ ọtọ, na arụmọrụ a pụrụ ịdabere na ya.
| ISO | UCFA206-18 | |
| Nrụpụta Mba. | UC206-18 | |
| Ebe obibi | FA206 | |
| Obere dayameta | d | 1-1/8 nke anụ ọhịa |
| Ogologo ụlọ, obosara ma ọ bụ dayameta | a | 5-35/64 n'arọ |
| Ebe dị anya n'ịtinye oghere | e | 4-17/32 nke |
| Ebe dị anya na-agbago elu ruo n'etiti ibu | i | 45/64 nke |
| Ogologo ụkwụ ụlọ / elu flange | g | 35/64 nke |
| Ogologo ụlọ | I | 1-7/32 n'arọ |
| Obosara oghere oghere | s | 33/64 nke |
| Obosara ụlọ / dayameta | b | 3-17/64 nke |
| Ngụkọta elu site na mgbago elu | z | 1-19/32 nke |
| Ebe dị anya n'ịtinye oghere | f | 2-9/32 nke |
| Obosara ụlọ na oghere oghere | c | 2-27/32 nke |
| Obosara mgbanaka ime | B | 1.5 nke anụ ọhịa |
| Anya ihu akụkụ/ebe etiti | n | 0.626 n'arọ |
| Nha Bolt | 3/8 | |
| Ibu ibu | 0,97 n'arọ | |