C1-Radial podshipnikning radial klirensi, C2 klirensidan kichikroq.
C2-Radial podshipnikning radial klirensi, standart bo‘shliqdan kichikroq.
CN (o'tkazib yuborilgan) - Radial rulmanning radial standart klirensi.
C3-Radial podshipnikning radial klirensi, standart bo‘shliqdan kattaroq.
C4-Radial podshipnikning radial klirensi, C3 klirensidan kattaroq.
C5-Radial podshipnikning radial klirensi, C4 klirensidan kattaroq.
CC1-Tsilindrsimon rulmanning radial klirensi (almashtirilmaydi), CC2 klirensidan kichikroq.
CC2-Tsilindrsimon rulmanning radial klirensi (oʻzaro almashtirilmaydi), standart boʻshliqdan kichikroq.
CC-silindrsimon rulmanning radial standart bo'shlig'i (o'zaro almashtirilmaydi).
CC3-Tsilindrsimon rulmanning radial klirensi (oʻzaro almashtirilmaydi), standart boʻshliqdan kattaroq.
CC4-Tsilindrsimon rulmanning radial klirensi (almashtirilmaydi), CC3 klirensidan kattaroq.
CC5 - Silindrsimon rulmanlarning radial klirensi (almashtirilmaydi), CC4 dan katta.
MC1 - MC2 dan kichikroq kichik, miniatyura sharikli podshipniklarning radial klirensi.
MC2 - MC3 dan kichikroq kichik, miniatyura sharikli podshipniklarning radial bo'shlig'i.
MC3 - Kichik, miniatyura rulmanlarining standart radial klirensi.
MC4 - MC3 dan kattaroq kichik, miniatyura sharikli podshipniklarning radial bo'shlig'i.
MC5 - MC4 dan kattaroq kichik, miniatyura sharikli podshipniklarning radial klirensi.
MC6 - MC5 dan kattaroq, kichik, miniatyura sharikli podshipniklarning radial klirensi.
CM - Dvigatellar uchun chuqur yivli rulmanlar va silindrsimon rulmanlarning radial bo'shlig'i.
CT - Dvigatellar uchun silindrsimon rulmanlarning radial bo'shlig'i.
