NO.121
Ko te koki koki o te ao he mea hanga ma te whakamahi i nga konganuku kounga teitei, penei i te parahi, te parahi, me te kowiri tira, hei whakarite i te ngoikore me te aukati i te waikura. I te nuinga o te waa ka hiahiatia he mahana mai i te 250°C ki te 450°C hei mahi mo nga tono cryogenic. Ko te koki noho koki takirere ao kua hangaia kia mau ki te tuunga me te nohoanga koki.
· PAERERE WHAKAMAHI:JIS F 7352-1996
· WHAKAMAHI: JIS F 7400-1996
· TE WHAKAMAHI WHAKAMAHI/MPA
· TINO: 1.05br />
· TUKU: 0.77-0.4br />
| WHERINGA | FC200 |
| STEM | C3771BD OR BE |
| DISC | BC6 |
| PONOTI | BC6 |
| TINO | BC6 |
| INGOA O TE WAHI | MAUTANGA |

| DN | d | L | D | C | NO. | h | t | H | D2 |
| 15 | 15 | 55 | 80 | 60 | 4 | 12 | 9 | 120 | 80 |
| 20 | 20 | 60 | 85 | 65 | 4 | 12 | 10 | 125 | 100 |
| 25 | 25 | 65 | 95 | 75 | 4 | 12 | 10 | 140 | 125 |
| 32 | 32 | 80 | 115 | 90 | 4 | 15 | 12 | 145 | 125 |
| 40 | 40 | 85 | 120 | 95 | 4 | 15 | 12 | 160 | 140 |
| 50 | 50 | 100 | 130 | 105 | 4 | 15 | 14 | 197 | 140 |
| 65 | 65 | 115 | 155 | 130 | 4 | 15 | 14 | 209 | 160 |