
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 | UCFL320-64 | |
| Nrụpụta Mba. | UC320-64 | |
| Ebe obibi | FL320 | |
| Nha Bolt | 1-1/2 | |
| Obere dayameta | d | 4 na |
| Mgbakọta Ogologo | a | 17-5/16 nke |
| oghere oghere Bolt | e | 14-11/64 nke |
| Ọgwụgwụ Center of Bearing from Housing | i | 2-21/64 nke |
| Obosara flange | g | 1-9/16 nke |
| Obosara ụlọ | l | 3-11/16 nke |
| Nha oghere Bolt | s | 1-47/64 nke anụ ọhịa |
| N'ozuzu ogologo | b | 10-5/8 n'arọ |
| N'ozuzu obosara unit | z | 4-29/32 nke |
| Obosara mgbanaka ime | B | 4.2519 nke |
| Center of Bearing from Bearing End | n | 1.6535 n'arọ |
| Ibu ibu | 25.75 n'arọ | |