
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 | SB210-31 | |
| Obere dayameta | d | 1-15/16 nke |
| Dayameta dị n'èzí | D | 3.5433 n'arọ |
| N'ozuzu ibu obosara | B | 1.7126 n'arọ |
| Obosara mgbanaka mpụta | C | 0.7874 n'arọ |
| Center of Bearing from End | s | 0.429 n'arọ |
| Anya site na mkpọchi ihu akụkụ ngwaọrụ gaa n'okporo ụzọ agbụrụ | s1 | 1.283 n'arọ |
| Tọọ ịghasa | ds | 3/8-24UNF |
| Anya site n'akụkụ ihu ruo etiti eri | G | 0.362 n'arọ |
| Ebe dị anya nke OR ruo etiti mpaghara mmanu mmanu | F | 0.256 n'arọ |
| Ndekọ ibu dị ike | C | 21 kN |
| Ndekọ ibu kwụ ọtọ | C0 | 13.9 kN |
| Ibu ibu | 0,62 n'arọ | |