Highlight:
PC300LC-6Z cylinder seal kit
, PC350-6Z service kit
, hydraulic cylinder seal kit
1. Quick Details of seal 707-99-58370:
| Part NO. |
707-99-58370 |
| Machine |
Track‑type Excavator |
| Size |
OEM |
| Material |
HNBR |
| Oil seal type |
SEAL KIT |
2. 707-99-58370 parts on group :
| NO. |
PART NO. |
PRAT NAME |
QTY |
| 1 |
207-63-73341 |
CYLINDER |
1 |
| 2 |
707-76-90130 |
BUSHING |
1 |
| 3 |
07145-00090 |
SEAL,DUST (KIT) |
2 |
| 4 |
07020-00000 |
FITTING,GREASE |
1 |
| 5 |
207-63-73320 |
ROD |
1 |
| 6 |
207-63-76170 |
BUSHING |
1 |
| 7 |
205-70-62180 |
SEAL,DUST (KIT) |
2 |
| 8 |
07020-00000 |
FITTING,GREASE |
1 |
| 9 |
707-27-14930 |
HEAD |
1 |
| 10 |
176-63-56170 |
SEAL,DUST (KIT) |
1 |
| 11 |
07179-13114 |
RING,SNAP |
1 |
| 12 |
707-52-90780 |
BUSHING |
1 |
| 13 |
707-51-10030 |
PACKING,ROD (KIT) |
1 |
| 14 |
707-51-10630 |
RING,BUFFER (KIT) |
1 |
| 15 |
707-35-91420 |
RING,BACK-UP (KIT) |
1 |
| 16 |
07000-15130 |
O-RING (KIT) |
1 |
| 17 |
01010-81875 |
BOLT |
12 |
| 18 |
707-41-11840 |
WASHER |
12 |
| 19 |
707-36-14410 |
PISTON |
1 |
| 20 |
01310-01216 |
SCREW |
1 |
| 21 |
707-44-14180 |
RING,PISTON (KIT) |
1 |
| 22 |
707-39-14820 |
RING,WEAR (KIT) |
2 |
| 23 |
707-44-14910 |
RING |
2 |
| 24 |
07001-05090 |
RING,BACK-UP (KIT) |
2 |
| 25 |
07000-15090 |
O-RING (KIT) |
1 |
| 26 |
207-63-73371 |
TUBE |
1 |
| 27 |
207-63-73180 |
TUBE |
1 |
| 28 |
01435-01055 |
BOLT |
8 |
| 29 |
07000-13035 |
O-RING (KIT) |
2 |
| 30 |
707-88-87180 |
BRACKET |
2 |
| 31 |
707-88-87170 |
BAND |
2 |
| 32 |
01010-81240 |
BOLT |
8 |
| 33 |
01643-51232 |
WASHER |
8 |
| 34 |
707-88-10150 |
CLAMP |
2 |
| 35 |
01010-81245 |
BOLT |
4 |
| 36 |
01643-31232 |
WASHER |
4 |
| 37 |
07000-13032 |
O-RING |
2 |
| 38 |
07378-11000 |
HEAD |
2 |
| 39 |
07371-31049 |
FLANGE,SPLIT |
4 |
| 40 |
07372-21035 |
BOLT |
8 |
| 41 |
01643-51032 |
WASHER |
8 |
| K |
707-99-58370 |
SERVICE KIT |
1 |
3. 707-99-58370 picture:
4. Service part number :
| PART NO. |
PART NO. |
Part NO. |
| 707-98-26110 |
707-98-37570 |
707-98-60100 |
| 707-98-26540 |
707-98-37680 |
707-98-62100 |
| 707-98-26570 |
707-98-38510 |
707-98-64400 |
| 707-98-26580 |
707-98-38520 |
707-98-64410 |
| 707-99-67120 |
707-99-74140 |
707-99-76030 |
| 707-35-91750 |
707-51-45640 |
707-51-85640 |
| 707-35-91840 |
707-51-45650 |
707-51-85650 |
| 707-35-91850 |
707-51-50640 |
707-51-90630 |
| 707-99-67300 |
707-99-74440 |
707-99-77050 |
| 707-98-38600 |
707-98-64450 |
707-98-64450 |
| 707-98-25980 |
707-98-37130 |
707-51-95650 |
| 707-98-26600 |
707-98-38551 |
707-98-64420 |
5. FAQ
Q: What kind of hydraulic pressure can these sealing components withstand steadily?
A: It can adapt to frequent pressure changes under normal construction working conditions.
Q: Does this kit contain all sealing pieces for one full cylinder overhaul?
A: Yes, it includes piston seals, rod seals, buffer rings, wiper seals, backup rings and complete O‑ring sets for one‑time cylinder maintenance.
Q: What temperature range can this seal kit keep stable working performance?
A: Reliable sealing capability ranges from ‑24℃ up to 158℃ under harsh open‑pit construction‑site surroundings.
Q: What installation tips should on‑site mechanics follow?
A: Avoid sharp edges of cylinder gland scratching sealing surfaces; do not twist or over‑bend any seal component during assembly.
Q: How should distributors store these seal kits in warehouse?
A: Keep whole kits in sealed inner bags, avoid heavy compression, high‑temperature storage area and long‑term ultraviolet radiation.
Q: What job‑site conditions will accelerate seal deterioration for bucket cylinder?
A: Repeated heavy digging impact, polluted hydraulic fluid and sharp pressure surges will shorten seal working life.
Q: Can the sealing combination stop internal leakage and external oil seepage effectively?
A: Multi-stage sealing structure greatly reduces the risk of hydraulic oil leakage.
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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