Highlight:
Excavator stick cylinder seal kit
, Hydraulic cylinder repair kit with warranty
, Quarry excavation hydraulic replacement seals
1. Quick Details of seal 707-98-57200:
| Part NO. |
707-98-57200 |
| Machine |
Excavator |
| Size |
OEM |
| Material |
PU |
| Oil seal type |
SEAL KIT |
2. 707-98-57200 picture:
3. Service part number :
| PART NO. |
PART NO. |
Part NO. |
| 707-99-67760 |
707-99-75470 |
707-98-62120 |
| 707-99-67770 |
707-99-75490 |
707-98-64400 |
| 707-99-67830 |
707-99-75600 |
707-98-62100 |
| 707-98-25110 |
707-98-38500 |
707-98-29500 |
| 707-98-25870 |
707-98-38510 |
707-98-26560 |
| 707-98-26580 |
707-98-38520 |
707-98-26600 |
| 707-98-26600 |
707-98-38551 |
707-98-64420 |
| 707-98-26620 |
707-98-38600 |
707-98-26520 |
| 707-99-46030 |
707-99-64080 |
707-99-77190 |
4. FAQ
Q: I’m searching for full service seal kit for medium‑size excavator stick cylinder, could you confirm which part number I should mark on my quotation sheet?
A: The exact matching part number is 707‑98‑57200, this complete arm cylinder seal kit is specially engineered for medium‑size excavator stick cylinder on‑site maintenance and full hydraulic cylinder rebuilding jobs.
Q: Which hydraulic cylinder unit does part number 707‑98‑57200 fit on excavator equipment?
A: 707‑98‑57200 applies to the arm hydraulic cylinder, which controls stick extension and retraction to adjust digging depth when carrying out quarry excavation and heavy‑material handling operations.
Q: What raw materials make up each sealing component inside this repair kit?
A: It uses NBR for oil‑resistant o‑rings, PU for anti‑extrusion main rod sealing lips, PTFE backup rings and fabric‑reinforced wear rings to resist side load and frequent reciprocating friction.
Q: What sealing parts are included inside this full repair kit?
A: It contains piston seals, rod seals, buffer rings, PTFE backup rings, dust wiper seals and various sizes of supporting O‑rings for cylinder reassembly.
Q: Where is this cylinder seal kit mounted on mini excavator?
A: These sealing assemblies are installed inside cylinder barrel and cylinder head, surrounding piston and reciprocating bucket cylinder rod.
Q: Can this product prevent hydraulic oil leakage effectively?
A: The precise size design effectively reduces internal leakage and external oil seepage.
Q: What construction scenarios often require this arm cylinder seal kit for regular maintenance?
A: It is widely used for maintaining mini excavators working on villa foundation projects, landscape engineering, pipeline trenching and rural road reconstruction.
5. Exhibition and Wearhous
Oil seals,Hydraulic Seals, Cylinders Seal Kits, And More
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