| 型号 | 总长L (mm) | 管直径d (mm) | 旋片高度b (mm) | N等分螺母 (mm) | 螺母规格k (mm) |
|---|---|---|---|---|---|
| LDR-JN68x550 | 550 | 68 | 360 | 3 | M10 |
| LDR-JN68x650 | 650 | 68 | 410 | 3 | M10 |
| LDR-JN76x800 | 800 | 76 | 460 | 3 | M16 |
| LDR-JN76x1000 | 1000 | 76 | 500 | 3 | M16 |
| LDR-JN76x1300 | 1300 | 76 | 650 | 3 | M16 |
| LDR-JN76x1600 | 1600 | 76 | 800 | 3 | M16 |
| LDR-JN76x2100 | 2100 | 76 | 1050 | 3 | M16 |
| LDR-JN76x2500 | 2500 | 76 | 1250 | 3 | M16 |
| LDR-JN76x3000 | 3000 | 76 | 1500 | 3 | M16 |
| LDR-JN89x800 | 800 | 89 | 460 | 3 | M16 |
| LDR-JN89x1000 | 1000 | 89 | 500 | 3 | M16 |
| LDR-JN89x1300 | 1300 | 89 | 650 | 3 | M16 |
| LDR-JN89x1600 | 1600 | 89 | 800 | 3 | M16 |
| LDR-JN89x2100 | 2100 | 89 | 1050 | 3 | M16 |
| LDR-JN89x2500 | 2500 | 89 | 1250 | 3 | M16 |
| LDR-JN89x3000 | 3000 | 89 | 1500 | 3 | M16 |