| 基本额定载荷(kN) | 主要尺寸(mm) | 额定负载(N) | ||
| 型号 | Fw | D | C | Cr |
| NK202620 | 20 | 26 | 20 | 10500 | NK203312SX | 20 | 33 | 12 | 13000 |
| NK22/16 | 22 | 30 | 16 | 13500 | NK25/16 | 25 | 33 | 16 | 12900 |
| NK25/20 | 26 | 34 | 20 | 17000 | NK26/16 | 26 | 34 | 16 | 15000 |
| NK30/20 | 30 | 40 | 20 | 20600 | NK30/30 | 30 | 40 | 30 | 31500 |
| NK32/20 | 32 | 42 | 20 | 17500 | NK35/20 | 35 | 45 | 20 | 13851 |
| NK40/20 | 40 | 50 | 20 | 19600 | NK40/30 | 40 | 50 | 30 | 22200 |
