130-09-12820 1300912820 SEAL OF D20A-2
1. Quick Details of seal 130-09-12820:
| Part NO. | 130-09-12820 |
| Machine | Bulldozer |
| Size | OEM |
| Material | NBR |
| Oil seal type | WIPER SEAL |
2. 130-09-12820 parts on group :
| NO. | PART NO. | PRAT NAME | QTY |
| 1 | 101-61-14110 | CYLINDER | 1 |
| 4 | 07235-00422 | ELBOW | 1 |
| 4 | 07232-00422 | ELBOW | 1 |
| 5 | 01501-32009 | NUT | 1 |
| 6 | 07000-03017 | O-RING | 1 |
| 7 | 07000-03078 | O-RING | 1 |
| 101-61-00032 | PISTON ROD ASSEMBLY | 1 | |
| 101-61-00031 | PISTON ROD ASSEMBLY | 1 | |
| 101-61-00030 | PISTON ROD ASSEMBLY | 1 | |
| 101-61-00041 | CYLINDER HEAD A. | 1 | |
| 101-61-00040 | CYLINDER HEAD A. | 1 | |
| 8 | 101-61-14211 | HEAD,CYLINDER | 1 |
| 8 | 101-61-14210 | HEAD,CYLINDER | 1 |
| 9 | 07235-00422 | ELBOW | 1 |
| 9 | 07232-00422 | ELBOW | 1 |
| 10 | 01501-32009 | NUT | 1 |
| 11 | 07000-03017 | O-RING | 1 |
| 12 | 100-61-11220 | BUSHING | 1 |
| 13 | 04065-05520 | RING | 1 |
| 13 | 04067-00050 | RING | 1 |
| 14 | 100-61-11310 | U-PACKING | 1 |
| 15 | 101-61-14240 | GLAND | 1 |
| 16 | 130-09-12820 | SEAL | 1 |
| 17 | 100-61-11240 | COVER | 1 |
| 18 | 01040-31235 | BOLT | 2 |
| 19 | 01601-01230 | WASHER | 2 |
| 101-61-00060 | ROD ASSEMBLY | 1 | |
| 101-61-14411 | ROD | 1 | |
| 22 | 101-61-14430 | BALL | 1 |
| 23 | 101-61-13230 | SEAT | 2 |
| 24 | 101-61-13240 | RETAINER | 1 |
| 25 | 07020-00675 | FITTING | 1 |
| 26 | 130-09-18140 | NUT | 1 |
| 27 | 04050-05040 | PIN | 1 |
| 101-61-00051 | PISTON ASSEMBLY | 1 | |
| 101-61-00050 | PISTON ASSEMBLY | 1 | |
| 102-61-05010 | SHIM ASSEMBLY | 1 | |
| 28 | 102-61-17420 | SHIM, 0.1MM | 1 |
| 29 | 102-61-17430 | SHIM, 0.2MM | 2 |
| 30 | 100-61-12611 | PISTON | 1 |
| 31 | 100-61-12620 | RING | 1 |
| 32 | 100-61-12720 | RING | 2 |
| 33 | 100-61-12710 | PACKING | 2 |
| 34 | 100-61-12641 | PLATE | 1 |
| 35 | 07000-03022 | O-RING | 1 |
| 36 | 101-61-13250 | PLATE | 1 |
| 36 | 100-61-12631 | PLATE | 1 |
| 37 | 01040-31435 | BOLT | 4 |
| 38 | 01601-01435 | WASHER | 4 |
| 39 | 101-61-14610 | JOINT | 1 |
| 40 | 07020-00900 | FITTING | 2 |
| 41 | 07020-00000 | FITTING | 2 |
| 42 | 101-61-14630 | FLANGE | 2 |
| 43 | 01040-31235 | BOLT | 4 |
| 44 | 01601-01230 | WASHER | 4 |
| 45 | 101-61-14620 | BUSHING | 4 |
| 46 | 04020-00514 | PIN | 4 |
3. 130-09-12820 picture:
4. Service part number :
| PART NO. | PART NO. | Part NO. |
| 707-99-67760 | 707-98-39610 | 707-98-62120 |
| 707-98-26820 | 707-98-39611 | 707-98-67100 |
| 707-98-26900 | 707-98-39700 | 707-98-67110 |
| 707-51-18130 | 707-98-26120 | 707-98-68400 |
| 707-51-19030 | 707-98-26200 | 707-99-43680 |
5. FAQ
Q: What construction machine is part number 130-09-12820 suitable for?
A: This 130-09-12820 dust seal is specially manufactured for bulldozer hydraulic cylinder rods.
Q: What spare part category does 130-09-12820 fall into?
A: 130-09-12820 belongs to dust seal group for bulldozer hydraulic rod sealing system.
Q: What raw materials make up this dust seal?
A: It is constructed from flexible NBR rubber bonded with sturdy metal insert shell.
Q: What main task does this dust seal perform during bulldozer earthmoving operation?
A: It scrapes sticky mud and fine mineral dust off the reciprocating piston rod and keeps contaminants out of cylinder gland.
Q: Where is this dust seal fitted on the bulldozer hydraulic cylinder?
A: It is pressed into the outermost groove of cylinder gland, facing the harsh outdoor earthmoving site.
Q: Can this dust seal remain stable under long-term vibration and temperature fluctuation?
A: Yes, the metal insert shell locks outer dimension and prevents loosening under continuous mechanical vibration.
Q: What design feature does the scraping lip of this dust seal have?
A: The single sharp lip design removes debris efficiently while minimizing friction wear on piston rod surface.
Q: What kind of failure will show up once this dust seal is worn or hardened?
A: Fine sand will enter the hydraulic gland and gradually abrade piston rod and inner oil sealing parts.
6. Exhibition and Wearhous
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