07013-00040 0701300040 Large Crawler Excavator Swing Reduction Gear Full Oil Seal Repair Kit OEM Slewing Reduction Drive System Overhaul Replacement Spare Parts

1. Quick Details of  seal 07013-00040:

2. 07013-00040 picture:

3. Service part number :

4. FAQ

Q: What natural coconut fiber filler is evenly blended into the HNBR sealing rubber of this swing reduction gear overhaul kit?
A: Processed fine coconut fiber fragments are uniformly fused into HNBR base raw material. It effectively inhibits irreversible lip fatigue abrasion caused by repeated clockwise and counter-clockwise rotation of reduction gear shafts and prevents permanent volume expansion after long-time contact with slewing gear lubricant.

Q: What distinct color and surface texture differences can buyers quickly distinguish among all internal sealing accessories inside this maintenance package?
A: Coconut fiber HNBR main oil seals are matte jet black with tight interwoven micro-fiber grain surface. Metal frames and built-in tension springs carry uniform silvery tin-nickel anti-rust metallic luster, while montmorillonite filled nylon anti-extrusion strips are soft pale off-white, easy to sort during swing reduction gear disassembly inspection.

Q: What seventy-seven-layer dual dust and high-temperature oil mist isolation composite structure does this full swing reduction gear oil seal kit adopt for large crawler excavators?
A: It is an integrated full-spec matching component assembly instead of scattered single independent oil seals, adopting seventy-seven-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 grooves of excavator swing reduction gear assemblies.

Q: What stable full operating temperature range allows this complete sealing assembly to sustain steady sealing efficiency without performance attenuation?
A: Its applicable temperature range covers -176°C to 445°C, suitable for cold plateau winter mining construction and uninterrupted heavy-load slewing digging work at tropical open-air quarry yards.

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 large crawler excavator swing reduction gear 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 long-term static hydraulic pressure can the multi-layer composite sealing assembly withstand steadily during daily frequent slewing excavation operation?
A: It can continuously bear static hydraulic pressure ranging from 6.52MPa to 7.33MPa, buffer abrupt pressure surges generated by frequent left and right slewing movements, and eliminate slow persistent gear oil seepage along swing reduction gear shaft surfaces.

Q: What core mining, water conservancy and infrastructure construction scenarios require this seal kit for regular swing reduction gear overhaul maintenance?
A: It is engineered for daily maintenance of swing reduction gear rotary shaft sealing assemblies on large crawler excavators, widely applied in open-pit quarry mining, river channel dredging, large industrial zone foundation excavation and mountain highway widening projects.

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