komatsu excavator PC200-8(20Y-32-00023,14530361, 931963) track link ass’y/link and chain factory/track link manufacture

komatsu excavator PC200-8(20Y-32-00023,14530361, 931963) track link ass’y/link and chain factory/track link manufacture

The EX200-1 TRACK CHAIN ASS’Y refers to the complete track chain assembly used in the Hitachi EX200-1 excavator. This is a critical undercarriage component that includes the track links, bushings, pins, and sometimes track shoes (pads). Below are key details to help you identify, replace, or source this part:

1. Part Identification & Specifications

• Compatibility: Designed for Hitachi EX200-1 excavators (confirm machine serial number for exact match).
• Components Included:
  • Track links (left/right).
  • Bushings and pins (heat-treated for durability).
  • Track shoes (if sold as a complete assembly).
• Common Part Numbers:
  • Hitachi OEM: Example part number 404-25-11110 (varies by serial number).
  • Aftermarket: Cross-reference numbers like ITR TCH-EX200-1 or Berco EX200-1.

2. Signs of Wear or Damage

• Symptoms Needing Replacement:
  • Excessive track elongation (stretched chain).
  • Cracked/broken links or bushings.
  • Severe wear on pin/bushing contact surfaces.
  • Track slippage or misalignment.

3. Replacement Guide

Tools Needed:

• Track press (for pin/bushing removal).
• Hydraulic jack + blocks (to lift the excavator safely).
• Torque wrench (for final bolt tightening).

Steps:

1. Release track tension using the grease valve on the idler.
2. Remove the track: Separate the master pin or use a breaker bar to split the chain.
3. Install new chain: Align with sprocket and idler, then reconnect.
4. Adjust tension to Hitachi specifications (refer to service manual).

4. Where to Buy

• OEM Parts:
  • Hitachi dealers (provide serial number for accuracy).
  • Online portals like Hitachi Parts Store.
• Aftermarket Options:
  • Brands: Berco, ITR, Prowell, Vema Track.
  • Platforms: eBay, Amazon Industrial, or specialized undercarriage suppliers.

5. Maintenance Tips

• Regular Inspection: Check for loose links, abnormal wear, or debris buildup.
• Lubrication: Keep pins/bushings greased (if not sealed).
• Track Tension: Adjust per operating conditions (too tight/tight increases wear).

Note

For precise part numbers and installation specs, always consult:

• Hitachi EX200-1 Service Manual (Undercarriage section).
• Your machine’s serial number (e.g., EX200-1-XXXXX).

If you need help sourcing or confirming compatibility, share your excavator’s serial number or a photo of the old chain!