Highlight:
PC220-8 arm cylinder service kit
, PC220LC-8 cylinder seal kit
, Komatsu arm cylinder repair kit
1. Quick Details of seal 707-98-58240:
| Part NO. |
707-98-58240 |
| Machine |
Excavator |
| Size |
OEM |
| Material |
PU |
| Oil seal type |
SEAL KIT |
2. 707-98-58240 parts on group :
| NO. |
PART NO. |
PRAT NAME |
QTY |
| 1 |
707-13-14820 |
CYLINDER |
1 |
| 2 |
707-76-80431 |
BUSHING |
2 |
| 3 |
07145-00080 |
SEAL,DUST (KIT) |
4 |
| 4 |
721-58-10070 |
ROD,PISTON |
1 |
| 5 |
707-27-14690 |
HEAD,CYLINDER |
1 |
| 6 |
07179-13114 |
RING,SNAP |
1 |
| 7 |
176-63-56170 |
SEAL,DUST (KIT) |
1 |
| 8 |
707-52-90780 |
BUSHING |
1 |
| 9 |
707-75-10160 |
RING,SNAP |
1 |
| 10 |
707-51-10030 |
PACKING,ROD (KIT) |
1 |
| 11 |
07000-15130 |
O-RING (KIT) |
1 |
| 12 |
707-35-91420 |
RING,BACK-UP (KIT) |
1 |
| 13 |
707-51-10650 |
RING,BUFFER (KIT) |
1 |
| 14 |
01010-81875 |
BOLT |
12 |
| 15 |
707-41-11840 |
WASHER |
12 |
| 16 |
707-36-14650 |
PISTON |
1 |
| 17 |
707-44-14150 |
RING,PISTON (KIT) |
1 |
| 18 |
707-39-14110 |
RING,WEAR (KIT) |
2 |
| 19 |
707-44-14910 |
RING |
2 |
| 20 |
707-71-71020 |
PLUNGER |
1 |
| 21 |
07000-15090 |
O-RING (KIT) |
1 |
| 22 |
07001-05090 |
RING,BACK-UP (KIT) |
2 |
| 23 |
01310-01216 |
SCREW |
1 |
| 24 |
707-71-80270 |
PLUNGER |
1 |
| 25 |
07020-00000 |
FITTING,GREASE |
1 |
| 26 |
707-71-34990 |
COLLAR |
1 |
| 27 |
707-35-91420 |
RING,BACK-UP (KIT) |
2 |
| 28 |
07000-15130 |
O-RING (KIT) |
1 |
| 29 |
04260-00635 |
BALL |
12 |
| 30 |
707-71-91270 |
CAP |
1 |
| 31 |
707-83-13010 |
VALVE |
1 |
| 32 |
07750-01628 |
SPRING |
1 |
| 33 |
707-87-14070 |
PLUG |
1 |
| 34 |
07002-12034 |
O-RING (KIT) |
1 |
| 35 |
707-86-67810 |
TUBE |
1 |
| 36 |
07372-21060 |
BOLT |
2 |
| 37 |
01643-51032 |
WASHER |
2 |
| 38 |
07372-21045 |
BOLT |
2 |
| 39 |
01643-51032 |
WASHER |
2 |
| 40 |
07000-13030 |
O-RING (KIT) |
1 |
| 41 |
707-88-28090 |
BRACKET |
1 |
| 42 |
707-88-28140 |
BAND |
1 |
| 43 |
707-88-22630 |
BRACKET |
1 |
| 44 |
707-88-21321 |
BAND |
1 |
| 45 |
07372-21035 |
BOLT |
4 |
| 46 |
01643-51032 |
WASHER |
4 |
| 47 |
07283-32738 |
CLIP |
2 |
| 48 |
01597-01009 |
NUT |
4 |
| 49 |
01643-31032 |
WASHER |
4 |
| |
707-98-58240 |
SERVICE KIT |
1 |
3. 707-98-58240 picture:
4. 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 |
707-98-14910 |
| 707-98-25110 |
707-98-38500 |
707-98-29500 |
| 707-98-25870 |
707-98-38510 |
707-98-26560 |
| 707-98-26580 |
707-98-38520 |
707-98-58210 |
| 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 |
5. FAQ
Q: I’m looking for complete service seal kit for excavator stick cylinder, could you confirm which part number I should note on my buying list?
A: The exact matching part number is 707‑98‑58240, this complete arm cylinder seal kit is specially developed for excavator stick cylinder field repair and full hydraulic cylinder rebuilding jobs.
Q: Which hydraulic cylinder unit does part number 707‑98‑58240 fit on excavator equipment?
A: 707‑98‑58240 is used for the arm hydraulic cylinder, which controls stick extension and retraction to adjust digging depth during municipal pipeline laying and earth‑digging construction works.
Q: What raw materials constitute each sealing component inside this repair kit?
A: It uses NBR for oil‑resistant o‑rings, PU for high‑pressure resistant primary rod sealing lips, PTFE anti‑extrusion backup rings and fabric‑reinforced wear rings for positions bearing continuous lateral friction and impact load.
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.
6. Exhibition and Wearhous
Oil seals,Hydraulic Seals, Cylinders Seal Kits, And More
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