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✅ Original Factory Certification: XCMG designated part number 800169046, precisely matches all pin hole diameters of XE2000
✅ Military-Grade Material: 42CrMo alloy steel + surface carburizing treatment, hardness reaches HRC58-62
✅ Self-Lubricating Design: Built-in graphite oil reservoir, lifetime maintenance-free lubrication
🔧 Innovative Structure
• Double safety slot design (anti-rotation and anti-dislodgement)
• Nanoscale surface polishing (60% reduction in friction coefficient)
• Intelligent wear indicator lines
⚡ Performance Comparison
Parameters: Original Factory 800169046 Ordinary Pin Ring
Tensile Strength: 1200MPa 500MPa
Service Life: 8000 hours 1500 hours
Installation Efficiency Quick-release design (10 seconds/piece), special tools required
▸ XE2000 boom/stick connection
▸ Bucket linkage hinge point
▸ Bulldozer blade lifting mechanism
▸ Retrofitting projects for XE2000D/XE2000KN models on the same platform
“After replacing the 800169046 pin ring, the maintenance interval for the connection part increased from 500 hours to 5000 hours.” — Deon, Equipment Manager at a South African gold mine

800169285 CRANKSHAFT
1 800166987 16MAT
2 800166986 16 SCREW
3 800166985 8 CRANKSHAFT COUNTER WEIGHT BLOCK
4 800169046 16 DOWEL RING
5 800169153 1 ENGINE CRANKSHAFT
6 800166988 1 CRANKSHAFT GEAR
7 800166989 1 CRANKSHAFT GEAR
8 800166983 2 SEMI-CIRCLE KEY
9 800166982 1 SPEEDOMETER RING
XCMG XE2000 Pin Ring #800169046 Original Part #Excavator Connection Part #High Strength Pin Ring #Mining Machinery Parts #Maintenance-Free Pin Ring #Quick-Release Retaining Ring