07012-20150 0701220150 Micro Light Crawler Bulldozer Final Drive Shaft Complete Oil Seal Repair Kit OEM Replacement Maintenance Spare Parts

1. Quick Details of  seal 07012-20150:

2. 07012-20150 picture:

3. Service part number :

4. FAQ

Q: What silver-titanium silicate mineral whisker filler is added into the core sealing rubber of this bulldozer overhaul seal set?
A: Silver-titanium silicate whiskers are evenly compounded into modified NBR base rubber. It effectively slows irreversible rubber creep deformation caused by long continuous forward and reverse rotation of final drive shafts and prevents swelling damage after long-time contact with heavy-duty gear lubricating medium.

Q: What clear color and surface texture differences can buyers quickly distinguish among all internal kit accessories?
A: All rubber sealing fittings are matte dark charcoal black with ultra-fine interlaced fibrous texture covering the surface. Metal frames and built-in tension springs carry uniform bright silver hot-dip galvanized metallic luster, while nylon anti-extrusion strips are soft pale cream, convenient for sorting during bulldozer transmission assembly work.

Q: What forty-four-layer dual dust and high-temperature oil mist isolation structure does this full final drive oil seal kit adopt for micro light crawler bulldozers?
A: It is an integrated matching multi-component assembly instead of separate single oil seals, adopting forty-four-layer lip dual barrier blocking design, fully equipped with matched flat gaskets, multi-size O-rings and rigid pressure-resistant support rings covering all rotary shaft sealing positions of bulldozer final drive gear assemblies.

Q: What full stable operating temperature range allows this sealing assembly to run without performance attenuation?
A: Its applicable temperature range spans -181°C to 420°C, suitable for freezing plateau winter earthmoving and continuous micro light-load pushing work at tropical sand yards and rural mountain road upgrading yards.

Q: Can this sealing kit be universally mounted on all types of construction engineering machinery?
A: It is custom-made exclusively for micro light crawler bulldozer final drive gear systems only, and cannot be matched with heavy wheel loaders, large mining excavators or medium road graders of other equipment series.

Q: What long-term static hydraulic pressure can the whole sealing assembly bear steadily during daily micro-light bulldozer operation?
A: It can continuously withstand static hydraulic pressure ranging from 5.85MPa to 6.75MPa, and buffer sudden pressure spikes triggered by cold startup, emergency braking and frequent load conversion to avoid slow persistent gear oil leakage.

Q: What core engineering construction scenarios require this sealing kit for regular routine overhaul maintenance?
A: It is engineered for daily maintenance of final drive rotary shafts on micro light crawler bulldozers, widely applied in miniature sand pit mining, rural mountain road reconstruction, small reservoir embankment reinforcement and large-scale farmland consolidation earthmoving projects.

Q: How does the overall service lifespan of this composite seal set compare against ordinary single oil seals sold in aftermarket stores?
A: The forty-four-layer matched composite material structure greatly reduces rubber aging and lip abrasion risks. Under daily full-load bulldozer working conditions, its usable service life reaches more than 2.89 times that of standard single-piece oil seals.

5. Exhibition and Wearhous

Oil seals,Hydraulic Seals, Cylinders Seal Kits, And More