BS-0 BS-1 NSEMI-UNIVERSAL KEWA ISI
Atụmatụ
Isi nkewa nke ọkara-Universal bụ ebe ntụzịaka dị mfe ma enwere ike iji ya mee nkewa ozugbo na nke na-apụtaghị ìhè. Mezue ihe eji eme ihe, ihu, nhazi ọjà na ọ dịghị mkpa ngwa ngwa, ma ihe owuwu ahụ dum bụ otu ihe ahụ dị ka ụdị eluigwe na ala. Oghere 24 na-ekewa ngwa ngwa nwere ike mezue 2, 3, 4, 6, 8, 12, 24 indexing division. Na-agbakwunye efere nkewa 3 yana isi nkerisi na-apụtaghị ìhè na ntụnye nkewa ọ bụla 2-50, 51-380.
Nkọwapụta
Ọnụọgụ nke oghere nke efere nkewa (ratio mbelata gia worm 1: 40)
| Nọmba | A-efere | 15,16,17,18,19,20 |
| B-efere | 21,23,27,29,31,33 | |
| C-efere | 37,39,41,43,47,49 |
OKWU isi
Nkeji: mm/inch
| Nlereanya Mba. | A | B | H | h | a | b | g | Taper nke center | Dayameta nke oghere spindle |
| BS-0 | 193 | 131 | 173 | 100 | 166 | 90 | 16 | MT2 | 18 |
| 7.59 | 5.15 | 6.81 | 3.93 | 6.53 | 3.54 | 0.63 | 0.71 | ||
| BS-1 | 242 | 168 | 220 | 128 | 206 | 113 | 16 | MT3 | 20 |
| 9.52 | 6.61 | 8.66 | 5.04 | 8.11 | 4.45 | 0.63 | 0.79 |
Ọdụdọ
Nkeji: mm/inch
| Nlereanya Mba. | A1 | B1 | H1 | h | a1 | b1 | g1 |
| BS-0 | 175 | 87 | 102 | 100 | 130 | 92 | 16 |
| 6.89 | 3.42 | 4.02 | 3.93 | 5.12 | 3.62 | 0.63 | |
| BS-1 | 183 | 87 | 137 | 128 | 158 | 110 | 16 |
| 7.20 | 3.42 | 5.39 | 5.04 | 6.22 | 4.33 | 0.63 |
