DIAPHRAGM
MATERIAL：HNBR / HNBR+METAL
TEMP.：-40°C~120°C / -40℃～130℃
| TYPE | ITEM | OD | h | MODEL | BRAND | |
| A | CUP-110 | 110.3 | 18 | HB-F6 / HB-F3 | FURUKAWA | |
| A | CUP-130 | 130 | 22 | HB-F5 / HB-F9 9-DS | FURUKAWA | |
| F | CUP-160 | 161.2 | 81.5 | FHBB-1600 | TOYO | |
| C | CUP-170 | 170 | 35 | HB-F22 / HB-20G SB-60 / SB-80 | FURUKAWA SOOSAN | |
| TYPE | ITEM | OD | h | MODEL | BRAND | |
| D | CUP-185 | 185 | 50 | HM-700 / 900 950 / 960 / 1300 AMPA-3000 / 4000 / 5000 | KRUPP | |