NBR kauchuk o'rgimchakli NM muftalari, 50, 67, 82, 97, 112, 128, 148, 168 turi
| SIZE | Bore | D | OD | L | K | S | |
| Min. | Maks. | ||||||
| 50 | 7 | 19 | 33 | 50 | 25 | 12.5 | 2,0±0,5 |
| 67 | 9 | 28 | 46 | 67 | 30 | 15.0 | 2,5±0,5 |
| 82 | 10 | 32 | 53 | 82 | 40 | 16.0 | 3,0±1,0 |
| 97 | 12 | 42 | 69 | 97 | 50 | 20.0 | 3,0±1,0 |
| 112 | 14 | 48 | 80 | 112 | 60 | 35,0 | 3,5±1,0 |
| 128 | 18 | 55 | 90 | 128 | 70 | 41.0 | 3,5±1,0 |
| 148 | 22 | 65 | 107 | 148 | 80 | 48,0 | 3,5±1,0 |
| 168 | 28 | 75 | 125 | 168 | 90 | 540 | 3,5±1,0 |
| SIZE | Moment | Maksimal aylanish tezligi | |
| Nomal (NM) | Maks(NM) | ||
| 50 | 12.74 | 22.54 | 13500 |
| 67 | 21.56 | 39.20 | 10000 |
| 82 | 49.00 | 88.20 | 8000 |
| 97 | 102.90 | 186.20 | 7000 |
| 112 | 163.66 | 294.00 | 6000 |
| 128 | 261.66 | 470.40 | 5000 |
| 148 | 408.66 | 735.00 | 4500 |
| 168 | 681.10 | 1225.00 | 4000 |
NM muftasi ikkita uyadan va barcha turdagi milning noto'g'ri joylashishini qoplashga qodir bo'lgan moslashuvchan halqadan iborat. Moslashuvchanhalqalar nitil kauchukdan (NBR) qilingan bo'lib, ular yuqori ichki damping xususiyatiga ega bo'lib, ular shimib olishga va yog ', axloqsizlik, yog', namlik, ozon va ko'plab kimyoviy erituvchilarga qarshilik ko'rsatadi.
