Product Details

72311 XCMG GR2605 motor grader spring lock

  • Model: 72311
  • Type: Spring lock / Elastic locking pin
  • Material: Spring steel or alloy structural steel
  • Surface Treatment: Blackening / quenching anti-rust treatment
  • Elastic Characteristic: Stable resilience with uniform locking force

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Product Details:

72311 XCMG GR2605 motor grader spring lock

72311 is a special locking and positioning component for transmission, clutch and hydraulic control mechanisms of construction machinery. It is usually used with springs, pins, pistons and other parts to realize automatic locking, limiting and anti-falling functions through its own elasticity. With compact structure and reliable locking, it can effectively prevent parts from loosening under vibration and frequent reversing conditions, ensuring safe operation of the transmission system.

Technical Parameters

  • Model: 72311
  • Type: Spring lock / Elastic locking pin
  • Material: Spring steel or alloy structural steel
  • Surface Treatment: Blackening / quenching anti-rust treatment
  • Elastic Characteristic: Stable resilience with uniform locking force
  • Operating Temperature: -40℃~120℃
  • Structure: Elastic opening structure, easy installation and strong self-locking
  • Features: Vibration resistance, anti-loosening, impact resistance, not easy to fatigue

Application Scenarios

Suitable for transmission shift mechanisms, clutch pistons, control valve assemblies, pin positioning, end cover limiting and other parts of construction machinery such as loaders, graders, rollers and forklifts. Used for elastic locking and anti-falling of small shafts, pins and plugs, adapting to frequent vibration, reversing and high-speed operation conditions.

Common Faults & Troubleshooting

  • Loosening failure: Caused by elastic fatigue or opening deformation. Replace 72311 spring lock.
  • Seizure and no rebound: Due to impurities or rust. Clean and replace with new part.
  • Breakage damage: Resulted from impact overload or improper installation. Replace spring lock and check assembly space.
  • Weak locking: Caused by elastic attenuation after long-term use. Replace directly to restore locking effect.

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3327693 xcmg gr2605 motor grader adjusting nut

 

23 70984 sealing ring
24 3328463 oil passage sales
25 3327733 shaft liner
26 72291 end face bearing
27 3327743 shoulder retaining ring
28 3501723 piston
29 72309 sealing ring
30 3327663 Feedback Disk
31 70599 sealing ring
32 72311 spring lock
33 71163 gasket
34 70325 bolt M6 × 10
35 3133033 gasket
36 3133053 gasket
37 70533 bearings
38 3468903 Oil Transportation
39 70989 oil seal
40 3180603 flange component
41 3255773 gasket
42 3255623 Nut
43 72349 roller bearing
44 3121383 gasket

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