Guangzhou Opal Machinery Parts Operation Department vivianwenwen8@gmail.com 86-135-33728134
Product Details
Place of Origin: China
Brand Name: OUB
Certification: ISO9001
Model Number: 707-99-79400
Payment & Shipping Terms
Minimum Order Quantity: 10
Price: Negotiable
Packaging Details: PP Bag Inside.outer is carton with film wrapped.
Delivery Time: Within 5-15 days after getting your desposit
Payment Terms: L/C,D/A,D/P,T/T
Supply Ability: 1000Pcs
Part No.:: |
707-99-79400 |
Part Name:: |
SEAL KIT |
Machine: |
Excavator |
Material: |
PU |
Color: |
BLACK,WHITE,BROWN,YELLOW |
Model: |
HD785-5LC |
Part No.:: |
707-99-79400 |
Part Name:: |
SEAL KIT |
Machine: |
Excavator |
Material: |
PU |
Color: |
BLACK,WHITE,BROWN,YELLOW |
Model: |
HD785-5LC |
1. Quick Details of seal 707-99-79400:
| Part NO. | 707-99-79400 |
| Machine | excavator |
| Size | OEM |
| Material | PU |
| Oil seal type | SEAL KIT |
2. 707-99-79400 parts on group :
![]()
| NO. | PART NO. | PRAT NAME | QTY |
| 1 | 561-63-62141 | CYLINDER | 1 |
| 2 | 561-63-62181 | HEAD, CYLINDER | 1 |
| 3 | 581-63-92670 | SEAL, DUST (1) | 1 |
| 4 | 707-51-20250 | PACKING, ROD (1) | 1 |
| 5 | 581-63-22291 | BUSHING | 1 |
| 6 | 07001-05220 | RING, BACKUP (1) | 1 |
| 7 | 07000-15220 | O-RING (1) | 1 |
| 8 | 561-63-22680 | PLATE | 1 |
| 9 | 01011-82010 | BOLT | 8 |
| 10 | 01643-32060 | WASHER | 8 |
| 11 | 561-63-62160 | CYLINDER | 1 |
| 12 | 707-75-13010 | RING, SNAP | 1 |
| 13 | 707-56-13520 | SEAL, DUST (1) | 1 |
| 14 | 707-52-11320 | BUSHING | 1 |
| 15 | 707-51-13130 | PACKING, ROD (1) | 1 |
| 16 | 581-63-22581 | RING, WEAR (1) | 1 |
| 17 | 561-63-22770 | RING, SNAP | 1 |
| 18 | 569-63-22880 | BUSHING | 2 |
| 19 | 04071-00130 | RING, SNAP | 4 |
| 20 | 561-63-62122 | ROD, PISTON | 1 |
| 21 | 707-36-18561 | PISTON | 1 |
| 22 | 07161-10180 | RING, PISTON | 1 |
| 23 | 07155-01845 | RING, WEAR | 1 |
| 24 | 01124-82260 | BOLT | 5 |
| 25 | 07165-12222 | NUT, NYLON | 5 |
| 26 | 07020-00900 | FITTING, GREASE | 1 |
| 707-99-79400 | NOTE: (1) INCLUDED IN 707-99-79400 HOIST |
3. 707-99-79400 picture:
![]()
4. Service part number :
| PART NO. | PART NO. | Part NO. |
| 707-99-75490 | 707-98-26520 | 707-98-36630 |
| 707-98-26901 | 707-98-40020 | 707-98-68400 |
| 707-99-76030 | 707-98-26600 | 707-99-64250 |
| 707-99-76230 | 707-98-39700 | 707-98-56600 |
| 707-99-74200 | 707-98-41020 | 707-98-56610 |
| 707-99-74230 | 707-99-59230 | 707-51-95650 |
| 707-99-64152 | 707-99-77300 | 707-98-26441 |
5. FAQ
Q: What is the application machine of part number 707-99-79400 and what is its product category?
A: Part number 707-99-79400 is a cylinder seal kit specially designed for excavator.
Q: What is the official part name of 707-99-79400 and what repair scenario does it match?
A: Its official part name is Cylinder Seal Kit, used for the overhaul of excavator arm hydraulic cylinder.
Q: What sealing materials are included within this complete seal kit?
A: It contains NBR, PU, PTFE and FKM seals to adapt to diverse hydraulic working conditions.
Q: What main effect will this cylinder seal kit bring after installation?
A: It prevents internal and external oil leakage and maintains stable output force of the hydraulic cylinder.
Q: Which hydraulic cylinder of the excavator is this seal kit assembled on?
A: This kit is installed on the boom hydraulic cylinder of the excavator.
Q: What advantage does the FKM material inside this kit have?
A: FKM offers outstanding heat resistance and can serve well under high-temperature working environments.
Q: Does this kit include all required seals for one single cylinder overhaul?
A: Yes, it is a full set with all sealing parts needed for one boom cylinder repair job.
Q: What may shorten the service life of these seals greatly?
A: Mixed dirty hydraulic oil and scratches on the cylinder rod will speed up seal wear and failure.
6. Exhibition and Wearhous
![]()
![]()
![]()
Oil seals,Hydraulic Seals, Cylinders Seal Kits, And More