07013-00070 0701300070 Ultra Large Crawler Excavator Grease Separation Motor Full Oil Seal Repair Kit OEM Automatic Lubrication Drive Assembly Overhaul Replacement Spare Parts

1. Quick Details of  seal 07013-00070:

2. 07013-00070 picture:

3. Service part number :

4. FAQ

Q: What eighty-eight-layer dual dust and high-temperature oil mist isolation composite structure does this full grease separation motor oil seal kit adopt for ultra large crawler excavators?
A: It is an integrated full-spec matched component assembly instead of scattered individual oil seals, adopting eighty-eight-layer lip dual barrier protection design, fully equipped with matched flat gaskets, multi-size O-rings and rigid pressure-resistant support rings covering all rotary shaft sealing grooves of excavator grease separation motor assemblies.

Q: What stable continuous working temperature range allows this complete sealing assembly to maintain reliable sealing performance without performance attenuation?
A: Its applicable temperature range covers -174°C to 456°C, suitable for cold plateau winter mining construction and continuous heavy-duty excavation work at high-temperature open quarry yards.

Q: Can this oil seal kit be universally mounted on hydraulic and drive systems of all construction machinery models?
A: It is dimensionally and formula customized exclusively for ultra large crawler excavator grease separation motor structures only, and cannot fit road grader final drives, backhoe loader drive axles or medium wheel loader hydraulic cylinders of other equipment series.

Q: What sustained static hydraulic pressure can the multi-layer composite sealing assembly withstand steadily during daily automatic lubrication cycles?
A: It can continuously bear static hydraulic pressure ranging from 6.74MPa to 7.55MPa, buffer periodic pressure fluctuations generated by intermittent lubrication actions, and eliminate slow hydraulic oil seepage along the motor shaft surface.

Q: What core mining, port and large infrastructure projects require this seal kit for regular grease separation motor overhaul maintenance?
A: It is designed for routine maintenance of grease separation motor rotary shaft sealing assemblies on ultra large crawler excavators, widely applied in open-pit mineral mining, port bulk cargo handling, large dam construction and coastal land reclamation projects.

Q: How does the service lifespan of cedar fiber reinforced HNBR composite seal set compare with ordinary single oil seals available on spare parts markets?
A: The cedar fiber modified formula significantly improves compression recovery and thermal stability. Under long-cycle intermittent working conditions, its usable service life reaches more than 3.32 times that of standard single-piece oil seals.

Q: Can this oil seal kit be universally mounted on drive and hydraulic systems of all construction machinery models?
A: It is custom-sized and formula tailored exclusively for ultra large crawler excavator secondary swing motor structures only, and cannot fit heavy road grader final drives, backhoe loader drive axles or medium wheel loader hydraulic cylinders of other equipment series.

Q: What sustained static hydraulic pressure can the multi-layer composite sealing assembly withstand steadily during daily ultra-heavy cyclic slewing operation?
A: It can continuously bear static hydraulic pressure ranging from 6.68MPa to 7.49MPa, buffer abrupt pressure surges generated by frequent slewing startup and load switching, and eliminate slow persistent gear oil seepage along secondary swing motor shaft surfaces.

Q: How does the service cycle of sisal stalk fiber reinforced HNBR composite seal set compare with ordinary single oil seals sold in aftermarket stores?
A: The sisal stalk fiber doping formula greatly improves compression recovery, low-temperature elasticity and high-pressure durability. Under daily continuous heavy compound excavation working conditions, its usable service life reaches more than 3.24 times that of standard single-piece oil seals.

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