
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 | UCFB213-41 | |
| Nrụpụta Mba. | UC213-41 | |
| Ebe obibi | FB213 | |
| Nha Bolt | 7/16 | |
| Obere dayameta | d | 1-1/16 nke |
| N'ozuzu elu | w | 9-39/64 nke |
| N'ozuzu ogologo | b | 6-7/64 nke anụ ọhịa |
| Ogologo flange | a | 3-15/16 nke |
| N'ozuzu obosara | I | 1-31/32 nke |
| Dayameta nke mgbakwunye bolt oghere | S | 35/64 nke |
| Obosara flange | g | 25/32 nke |
| Ọnọdụ radial nke oche okirikiri | h | 3-5/8 n'arọ |
| Anya n'etiti oghere bolt mgbakwụnye | j | 2-23/64 nke |
| Ogologo flange | e | 2-3/4 nke anụ ọhịa |
| Anya site n'akụkụ ihu ngwaọrụ mkpọchi gaa n'etiti ọgba ọsọ | i | 1-3/16 nke |
| N'ozuzu obosara unit | z | 2-3/4 nke anụ ọhịa |
| Obosara mgbanaka dị n'ime | B | 2.563 n'arọ |
| Center of Bearing from End | n | 1 in |
| Ibu ibu | 4,968 n'arọ | |