
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 | UCFC207-21 | |
| Nrụpụta Mba. | UC207-21 | |
| Ebe obibi | FC207 | |
| Nha Bolt | 7/16 | |
| Obere dayameta | 1d | 1-1/4 nke anụ ọhịa |
| N'ozuzu obosara | a | 5-5/16 nke |
| Dayameta oghere nke bolts mgbakwunye | P | 4-21/64 nke |
| Anya n'etiti bolts mgbakwunye | e | 3-1/16 nke |
| Ọgwụgwụ Center of Bearing from Housing | i | 7/16 nke |
| Nha oghere Bolt | s | 35/64 nke |
| Ogologo pilot | j | 5/16 nke |
| Obosara flange | k | 23/64 nke |
| Ebe dị anya na-agbago elu ruo n'etiti ibu | g | 1-1/32 nke anụ ọhịa |
| Pilot n'èzí dayameta | f | 3.5433 n'arọ |
| N'ozuzu obosara unit | z | 1-7/16 nke |
| Akụkụ | t | 1-5/8 nke anụ ọhịa |
| Obosara mgbanaka ime | B | 1.689 nke |
| Center of Bearing from Bearing End | n | 0.689 n'arọ |
| Ibu ibu | 1.84 n'arọ | |