| NO. | 参数代号 | 类型 | 材质 | 对应图纸 |
| 691 | SRD20-27 | SR | D | - | 692 | SRD25-28 | SR | D | - |
| 693 | SRD25-29 | SR | D | - | 694 | SRD25-31 | SR | D | - |
| 695 | SRD25-32 | SR | D | - | 696 | SRD30-33 | SR | D | - |
| 697 | SRD30-35 | SR | D | - | 698 | SRD30-38 | SR | D | - |
| 699 | SRS3-5 | SR | S | - | 700 | SRS3-6 | SR | S | - |
| 701 | SRS4-6 | SR | S | - | 702 | SRS4-7 | SR | S | - |