| Jaw set bracket XYQ12.Z.1.1 | 1 |
| Roller shaft XYQ12.Z-01.08 | 5 |
| Slotted cone end fastening screw M10×10-14H GB/T71 | 5 |
| Roller XYQ12.Z-01.06A | 5 |
| Jaw plate XYQ12.Z-01.09 | 8 |
| Ramp plate XYQ12.Z-01.07D | 5 |
| Friction disc XYQ12.Z-36 | 5 |
| Slotted countersunk screw M5×10 GB/T68 | 6 |
| Spring XYQ3C.Z-21 | 6 |
| Hexagon bolt M10×45 GB/T5781 | 6 |
| Stopper pin XYQ12.Z-01.02A | 5 |
| Steel ball Ø5 GB/T308 | 6 |
| Spring XYQ3C.Z-35 | 5 |
| Reset knob shaft XYQ12.Z-39A | 5 |
| Reset knob XYQ3C.Z-32 | 5 |
| Cylindrical roller bearing 42309 GB/T283 | 6 |
| Deep groove ball bearing 6307 GB/T276 | 2 |
| Roller Ø10×30 | 4 |
| Spacer ring XYQ12.Z-07 | 2 |
| Idle gear shaft XYQ12.Z-53 | 4 |
| Spindle XYQ12.Z-10 | 2 |
| Spindle XYQ12.Z-28 | 2 |
| Roller shaft XYQ3C.Z.6-4 | 3 |
| Cotter pin 2×10 GB/T91 | 3 |
| Roller XYQ3C.Z.6-3 | 3 |
| Roller support seat XYQ3C.Z.6-5 | 3 |
| Flat Key XYQ3C.Z.6-6 | 3 |
| Spindle XYQ6B.B-7 | 3 |
| Duplex gear XYQ6B.B-8 | 3 |
| Backup tong reset knob shaft XYQ12.B-02A | 3 |
| Cylinder sleeve XYQ12.B-13C | 4 |
| O-ring 40×3.1 GB1235-76 | 6 |
| Yx-ring A40×1.5 GB1235-76 | 8 |
| Piston XYQ3C.B-23B | 4 |
| Support ring XYQ3C.B-25 | 5 |
| O-ring 50×3.55 GB/T3452.1 | 5 |
| Hose 10Ⅱ-900/1000 JB/ZQ4424 | 6 |
| Rack plunger XYQ12.B-16C | 6 |
| O-ring 36×3.5 GB1235-76 | 5 |
| Combination valve core XYQ3C.Z.5.1 | 3 |
| Spring XYQ3C.Z.5-4 | 3 |
| O-ring 44×3.5 GB1235-76 | 5 |
