07013-01055 0701301055 Ultra Large Crawler Excavator Swing Motor Full Oil Seal Repair Kit OEM Slewing Drive Hydraulic Assembly Overhaul Replacement Spare Parts

1. Quick Details of  seal 07013-01055:

2. 07013-01055 picture:

3. Service part number :

4. FAQ

Q: What special reinforced materials are adopted for the main oil seals inside this swing motor overhaul kit?
A: The primary rotary seals adopt albizia leaf fiber modified HNBR raw material. Additional NBR auxiliary seals and rigid PA66 support rings are matched to fit all sealing grooves of the slewing motor assembly.

Q: What color and surface texture differences help buyers sort different sealing components rapidly?
A: Fiber reinforced HNBR oil seals are deep black with fine textured surface; metal shells and springs have uniform silvery anti-corrosion plating; nylon backup rings are pale beige. All accessories are free of burrs and dimensional deviation.

Q: What dual dust-proof and oil-sealing structure is applied to adapt to excavator slewing working conditions?
A: This matched kit combines dynamic shaft lip seals and static joint sealing elements. It can block internal hydraulic oil leakage while stopping external mud, sand and dust from invading the motor interior during continuous rotation.

Q: What continuous working temperature range allows this whole set of sealing components to maintain stable performance?
A: Its applicable temperature range covers -176°C to 472°C, suitable for cold alpine winter open-pit mining and long-duration ultra-heavy cyclic slewing work in tropical quarry sites.

Q: Can this oil seal kit be universally mounted on hydraulic motors of all construction equipment?
A: It is specially sized and formula tuned only for ultra large crawler excavator swing motor structures. It cannot match road grader drive assemblies, wheel loader hydraulic motors or medium excavator travel motors of other machine series.

Q: What sustained hydraulic pressure can this integrated sealing assembly withstand during long-term slewing operation?
A: Cooperated with backup rings, the sealing group can steadily sustain pressure between 7.06MPa and 7.87MPa, and buffer pressure fluctuations generated during frequent slewing startup and shutdown.

Q: What major engineering scenarios frequently require this swing motor seal kit for maintenance?
A: It is designed for routine overhaul of swing motor shaft sealing assemblies on ultra large crawler excavators, widely used in large open-pit mining, coastal land reclamation, mountain hydropower construction and large urban infrastructure projects.

Q: How does the service cycle of fiber-modified HNBR oil seals compare with ordinary standard NBR oil seals?
A: The added plant fiber filler improves fatigue resistance and compression recovery greatly. Under long-cycle intermittent rotation conditions, its service life reaches more than 3.50 times that of regular nitrile oil seals.

Q: How do these oil seals perform when exposed to muddy and dusty open-air mining environments for a long time?
A: The elastic sealing lip can scrape off sediment attached to the rotating shaft. The enclosed metal housing blocks coarse particles, effectively reducing abrasive wear of the sealing surface and extending service life.

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