Highlight:
1. Quick Details of seal 707-99-84040:
| Part NO. |
707-99-84040 |
| Machine |
Crawler Dozer |
| Size |
OEM |
| Material |
HNBR |
| Oil seal type |
SEAL KIT |
2. 707-99-84040 parts on group :
| NO. |
PART NO. |
PRAT NAME |
QTY |
| 1 |
198-63-52841 |
CYLINDER,L.H. |
1 |
| 1 |
198-63-52840 |
CYLINDER,L.H. |
1 |
| 1 |
198-63-52941 |
CYLINDER,R.H. |
1 |
| 1 |
198-63-52940 |
CYLINDER,R.H. |
1 |
| 2 |
707-76-90411 |
BUSHING |
1 |
| 2 |
707-76-90410 |
BUSHING |
1 |
| 3 |
707-27-25180 |
HEAD,CYLINDER |
1 |
| 3 |
707-27-25051 |
HEAD,CYLINDER |
1 |
| 4 |
707-52-91160 |
BUSHING |
1 |
| 4 |
707-52-11410 |
BUSHING |
1 |
| 5 |
707-51-14080 |
PACKING,ROD (KIT) |
1 |
| 5 |
707-51-14110 |
PACKING,ROD (KIT) |
1 |
| 5A |
707-51-14640 |
RING,BUFFER (KIT) |
1 |
| 6 |
198-63-93170 |
SEAL,DUST (KIT) |
1 |
| 7 |
07179-14160 |
RING,SNAP |
1 |
| 8 |
07000-15240 |
O-RING (KIT) |
1 |
| 9 |
07146-05242 |
RING,BACK-UP (KIT) |
1 |
| 10 |
01011-82700 |
BOLT |
12 |
| 11 |
01643-32780 |
WASHER |
12 |
| 12 |
198-63-52820 |
ROD,PISTON (L.H.) |
1 |
| 12 |
198-63-52920 |
ROD,PISTON (R.H.) |
1 |
| 13 |
195-71-51254 |
BUSHING |
1 |
| 14 |
195-71-52360 |
RING,SNAP |
2 |
| 15 |
07000-B2115 |
O-RING (KIT) |
1 |
| 15 |
07000-12115 |
O-RING (KIT) |
1 |
| 16 |
707-35-52860 |
RING,BACK-UP (KIT) |
2 |
| 17 |
707-36-25041 |
PISTON |
1 |
| 18 |
707-44-25190 |
RING,PISTON (KIT) |
1 |
| 18 |
707-44-25180 |
RING,PISTON (KIT) |
1 |
| 19 |
07155-02555 |
RING,WEAR (KIT) |
1 |
| 20 |
707-40-22271 |
SPACER |
2 |
| 21 |
01010-61455 |
BOLT |
6 |
| |
707-99-84040 |
SERVICE KIT |
2 |
3. 707-99-84040 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 |
| 707-51-14110 |
707-98-25870 |
707-98-36630 |
| 707-51-14130 |
707-98-25910 |
707-98-36700 |
| 707-51-16030 |
707-98-25920 |
707-98-36740 |
| 707-98-27100 |
707-98-25970 |
707-98-37110 |
| 707-51-16130 |
707-98-25980 |
707-98-37130 |
| 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: What color variations can I find inside this repair kit?
A: O‑rings and rod seals are deep black; buffer sealing elements are light amber; anti‑extrusion backup rings present dark charcoal grey.
Q: Which hydraulic cylinder does this sealing repair kit serve?
A: It fits blade lift hydraulic cylinder, sealing piston and rod positions to prevent inner cross‑chamber leakage and outer hydraulic oil seepage.
Q: Can this seal set endure heavy‑duty dozing work and frequent impact load?
A: Yes, it can cope with cyclic pressure shocks and reciprocating friction during pushing soil, rock shifting and ground leveling cycles.
Q: Does this kit contain all sealing spare parts for one full cylinder overhaul?
A: Yes, it includes piston seals, rod seals, buffer rings, wiper seals, backup rings and full set of O‑rings for one‑time cylinder maintenance.
Q: What temperature range can this seal kit maintain stable sealing performance?
A: Reliable sealing capacity ranges from ‑22℃ up to 160℃ under tough open‑pit working surroundings.
Q: What installation points should field maintenance mechanics keep in mind?
A: Avoid sharp edges of cylinder gland scratching sealing surfaces; never twist or over‑bend any sealing piece in assembly procedure.
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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