707-77-50020 7077750020 SEAL,DUST (KIT) OF PC35MR-3 PC35MR-2-B
1. Quick Details of seal 707-77-50020 :
| Part NO. | 707-77-50020 |
| Machine | Wheel Loader |
| Size | OEM |
| Material | NBR |
| Oil seal type | WIPER SEAL |
2. 707-77-50020 parts on group :
| NO. | PART NO. | PRAT NAME | QTY |
| 1 | 707-11-95260 | CYLINDER | 1 |
| 2 | 707-76-50850 | BUSHING | 1 |
| 3 | 707-77-50020 | SEAL,DUST (KIT) | 1 |
| 4 | 07145-00050 | SEAL,DUST (KIT) | 1 |
| 5 | 02896-11008 | O-RING (KIT) | 2 |
| 6 | 707-29-95721 | HEAD,CYLINDER | 1 |
| 7 | 07177-05030 | BUSHING | 1 |
| 8 | 707-51-50211 | PACKING,ROD (KIT) | 1 |
| 9 | 176-63-92240 | SEAL,DUST (KIT) | 1 |
| 10 | 07179-12062 | RING,SNAP | 1 |
| 11 | 07000-12090 | O-RING (KIT) | 1 |
| 12 | 707-35-52780 | RING,BACK-UP (KIT) | 1 |
| 13 | 07000-12095 | O-RING (KIT) | 1 |
| 14 | 707-58-50E80 | ROD,PISTON | 1 |
| 15 | 20T-870-1290 | BUSHING | 1 |
| 16 | 07145-00050 | SEAL,DUST (KIT) | 2 |
| 17 | 07020-00675 | FITTING,GREASE | 1 |
| 18 | 707-36-95170 | PISTON | 1 |
| 19 | 707-44-95180 | RING,PISTON (KIT) | 1 |
| 20 | 707-39-95110 | RING,WEAR (KIT) | 1 |
| 21 | 707-67-36010 | NUT | 1 |
3. 707-77-50020 picture:
4. Service part number :
| PART NO. | PART NO. | Part NO. |
| 707-99-67760 | 707-98-39610 | 707-98-62120 |
| 707-51-10110 | 707-98-67110 | 707-98-37680 |
| 707-99-64250 | 707-98-68400 | 707-98-38500 |
| 707-99-67121 | 707-99-67760 | 707-99-75470 |
| 707-99-67280 | 707-99-67770 | 707-99-75490 |
| 707-99-67290 | 707-99-74240 | 707-98-62131 |
| 707-98-26820 | 707-99-46210 | 707-98-64400 |
5. FAQ
Q: Can you tell me the part number and matched machine for this dust seal?
A: The part number is 707-77-50020, this dust seal is made for wheel loader hydraulic cylinders.
Q: What materials are used to produce the 707-77-50020 dust seal?
A: The 707-77-50020 dust seal adopts high-performance polyurethane compounded with NBR rubber.
Q: What is the main working purpose of this dust seal?
A: It scrapes away dirt and debris on the piston rod to stop foreign particles entering the hydraulic cylinder.
Q: Where is this dust seal fitted on the wheel loader?
A: It is installed at the front end gland of the lift arm and bucket tilt hydraulic cylinders.
Q: What advantages does this dust seal have for heavy loading operations?
A: It features strong scraping edge and keeps stable performance under repeated high-load reciprocation.
Q: Does this dust seal perform well in quarry and material stockyard working conditions?
A: Yes, it can effectively resist fine dust and grit in heavy-duty material handling environments.
Q: What category does this spare part fall into?
A: It is classified as dust wiper seal, the external protective component of hydraulic sealing assembly.
Q: What should we keep in mind while installing this dust seal?
A: Use proper assembly tools and prevent sharp edges from cutting the seal lip during fitting.
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