07013-10070 0701310070 Medium Wheel Loader Pilot Control Valve Full Oil Seal Repair Kit OEM Pilot Operating Hydraulic Control Assembly Overhaul Replacement Spare Parts

1. Quick Details of  seal 07013-10070:

2. 07013-10070 picture:

3. Service part number :

4. FAQ

Q: What frequent intermittent operation conditions is this oil seal kit engineered to adapt to on medium wheel loader pilot control valves?
A: This integrated kit combines spool reciprocating seals and static flange sealing assemblies. It reduces internal hydraulic pressure loss and prevents external pollutants from entering valve gaps during repeated handle operation and material loading cycles.

Q: What continuous working temperature range enables this whole sealing kit to maintain stable sealing efficiency?
A: Its applicable temperature range covers -149°C to 445°C, suitable for cold highland winter stockyard operation and long-duration frequent manipulation work in tropical open construction yards.

Q: Can this oil seal kit be universally fitted to pilot control valves of all construction machinery?
A: It is dimensionally customized exclusively for medium wheel loader pilot control valve structures only. It cannot match motor grader hydraulic assemblies, crawler excavator travel motors or medium road roller hydraulic drive units of other equipment series.

Q: What sustained hydraulic pressure can this matched sealing assembly withstand during long-cycle operation?
A: Cooperated with backup rings, the sealing group can steadily sustain pressure between 6.52MPa and 7.32MPa, and buffer pressure fluctuations generated during continuous multi-action combined operation.

Q: What typical engineering projects require this pilot control valve seal kit for periodic maintenance?
A: It supports routine overhaul of pilot control valve sealing assemblies on medium wheel loaders, widely applied in quarry aggregate storage, river dredging projects, suburban road renovation and municipal solid waste disposal projects.

Q: How does the service lifespan of fiber-modified HNBR oil seals compare with ordinary standard NBR oil seals available on the spare parts market?
A: Cherry leaf fiber filler significantly improves compression set resistance and thermal stability. Under long-cycle reciprocating friction working conditions, its service life reaches more than 3.08 times that of conventional nitrile oil seals.

Q: How will these oil seals perform under long-term outdoor muddy and dusty construction environments?
A: The precision sealing lip can scrape tiny particles adhered to the valve spool surface. The metal outer shell isolates coarse grit, lowering abrasive wear and delaying the occurrence of minor internal oil leakage.

Q: How does the service life of fiber-modified HNBR oil seals compare with ordinary standard NBR oil seals on the spare parts market?
A: The added plant fiber filler greatly improves compression recovery and anti-fatigue property. Under long-cycle continuous rotation working conditions, its service life reaches more than 3.46 times that of conventional nitrile oil seals.

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