170301-00355D Doosan DX800 굴삭기 용 G 스윙 장치 | 애프터 마켓 신뢰성

Part Type: Swing Device (Integrated Hydraulic Motor + 변속 장치)
Model Compatibility: Exclusively designed for DOOSAN DX800 Excavator
Device Model: 170301-00355G
제조업체: 톤키 (중국)
상태: Brand New / 애프터 마켓 (meets or exceeds OEM performance standards)

주요 사양:

재료:
- Housing: High-strength forged alloy steel (resistant to high pressure, impact, and corrosion)
- Internal Components: Hardened steel gears (HRC58-62), chrome-plated motor pistons, and precision-machined valve plates
- Seals & Bearings: PTFE composite seals (leak-proof) and heavy-duty tapered roller bearings
설계:
- Direct replacement for DOOSAN DX800 OEM swing devices, requiring no modifications to the hydraulic system
- Planetary gearbox integrated with a hydraulic motor for efficient torque amplification
- Labyrinth seals and breather valves to prevent contamination (dust, moisture)
성능:
- Maximum Swing Torque: 42,000 N·m
  - Certifications: ISO 9001