940004020 HYDRAULIC OIL TANK XCMG D260 Crawler Bulldozer spare parts
description
Part number:940004020
Part name:HYDRAULIC OIL TANK
Unit name:940001611 HYDRAULIC SYSTEM
Applicable Models: XCMG D260 Crawler Bulldozer
HYDRAULIC OIL TANK is the core oil‑storage component of bulldozer hydraulic system. It stores hydraulic oil, realizes impurity sedimentation, heat dissipation and oil‑gas separation, and supplies clean hydraulic oil for hydraulic pumps, valve groups and cylinders. Collision dent, weld crack, damaged thread port and broken internal baffle will cause hydraulic oil leakage, water and dust ingress, accelerate wear of hydraulic components and result in weak machine action, even hydraulic‑system shutdown in severe cases.
*Due to the wide variety of products, the pictures displayed may not match the actual ones, and the part numbers are mainly used.
Item No./Factory drawing number/Part Name/Remark
1 940004020 1 HYDRAULIC OIL TANK
2 940001621 1 WORKING HYDRAULIC SYSTEM
3 940001606 1 STEERING AND BRAKE HYDRAULIC SYSTEM
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advantages
- Tank outline, mounting supports and pipeline ports fully match original parameters, excellent interchangeability for direct installation without cutting modification.
- Stable plate welding process ensures reliable weld sealing and vibration resistance, reduces leakage risk under heavy‑load impact working condition of bulldozer.
- Reserved positions for filler port, return port, oil suction port and filter element with accurate hole alignment for easy fitting‑parts installation.
- Finished tank assembly without on‑site reprocessing, cuts overhaul man‑hours and convenient for overseas project spare‑parts stocking.
FAQ
Q: Can tiny pinhole leakage of hydraulic oil tank be repaired by welding?
A: Professional welding is acceptable for very small pinhole. Re‑leakage easily occurs under heavy‑load vibration if tank is dented, assembly replacement is recommended.
Q: What causes jerky machine action after hydraulic oil tank replacement?
A: Check proper oil level, troubleshoot air ingress in pipeline, confirm no foreign matter inside tank and bleed system air as required.
warehouse
We have built four spare parts warehouses in Xuzhou, Jining, Kunshan and Changsha to provide customers from all over the world with a variety of high-quality spare parts. We can basically ship self-provided spare parts within three days after confirming the order. If the spare parts need to be adjusted or processed, they will be shipped within 7-30 days.
our warehouse

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