Awọn Isopọ RIGID (RM), Iru H/F lati RM12, RM16, RM25, RM30, RM35, RM40, RM45, RM50
| ITOJU | Bush NỌ. | Max Bore | A | C | D | E | F nom | G nom | H | J | L | |
| Metiriki | Inṣi | |||||||||||
| RM12 | 1210 | 32 | 1 1/4" | 118 | 35 | 83 | 26 | 76 | 102 | 7 | 38 | 57 |
| RM16 | Ọdun 1615 | 42 | 1 1/2" | 127 | 43 | 80 | 38 | 89 | 105 | 7 | 38 | 83 |
| RM25 | 2517 | 60 | 2 1/2" | 178 | 51 | 123 | 45 | 127 | 149 | 7 | 48 | 97 |
| RM30 | 3030 | 75 | 3" | 216 | 65 | 145 | 76 | 152 | 181 | 7 | 54 | 159 |
| RM35 | 3535 | 90 | 3 1/2" | 248 | 75 | 178 | 89 | 178 | 213 | 7 | 67 | 185 |
| RM40 | 4040 | 100 | 4" | 298 | 76 | 210 | 102 | 216 | 257 | 7 | 79 | 210 |
| RM45 | 4545 | 110 | 41/2" | 330 | 86 | 230 | 114 | 241 | 286 | 7 | 89 | 235 |
| RM50 | 5050 | 125 | 5" | 362 | 92 | 260 | 127 | 267 | 314 | 7 | 92 | 260 |
Rigid Couplings (RM Couplings) pẹlu awọn igbo Taper Bore pese awọn olumulo pẹlu iyara ati irọrun titunṣe ti awọn ọpa asopọ lile pẹlu itunu ti yiyan jakejado ti awọn iwọn ọpa ti awọn igbo Taper Bore. Flange akọ le ti fi sori ẹrọ igbo lati ẹgbẹ Hub (H) tabi lati ẹgbẹ Flange (F). Obinrin nigbagbogbo ni igbo ti o yẹ F eyiti o fun awọn oriṣi apejọ idapọ meji ti o ṣeeṣe HF ati FF. Nigbati o ba nlo lori awọn ọpa petele, yan apejọ ti o rọrun julọ.
