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{"title":"Komatsu PC200-5 Reinforced Front Idler Assembly OEM Size 35CrMnBH \/ 25CrMnB","imgUrl":"https:\/\/img.chinax.com\/nimg\/c7\/66\/ae9599f7321dec76a0e50959144b-200x200-1\/komatsu_pc200_5_reinforced_front_idler_assembly_oem_size_35crmnbh_2f_25crmnb.jpg","attrs":{"Brand Name":"ZTMC","Model Number":"PC200-5","Place of Origin":"Fujian China","Minimum Order Quantity":"1 PCS"}}
{"title":"Deep Hardened 35Mn\u00b2 Steel Excavator Front Idler Assembly For CAT320D CAT336GC","imgUrl":"https:\/\/img.chinax.com\/nimg\/dd\/fd\/0a2a19d9ec82bb68cd378de76e1b-200x200-1\/deep_hardened_35mn_c2_b2_steel_excavator_front_idler_assembly_for_cat320d_cat336gc_cat349.jpg","attrs":{"Brand Name":"ZTMC","Model Number":"CAT320D\/CAT336GC\/CAT349","Place of Origin":"Fujian China","Minimum Order Quantity":"1PCS"}}
{"title":"Reinforced Front Excavator Idler Assembly For Sany SY215 SY135 SY365 SY485","imgUrl":"https:\/\/img.chinax.com\/nimg\/f3\/38\/9e5ce302d5ad1afe091189f820e2-200x200-1\/reinforced_front_excavator_idler_assembly_for_sany_sy215_sy135_sy365_sy485.jpg","attrs":{"Brand Name":"ZTMC","Model Number":"Sany135\/Sany215\/Sany365\/Sany485","Place of Origin":"Fujian China","Minimum Order Quantity":"1 PCS"}}
{"title":"Hitachi Excavator Front Idler Assy For EX120 EX200-5 ZAX240 EX300 EX450 EX650","imgUrl":"https:\/\/img.chinax.com\/nimg\/f3\/38\/9e5ce302d5ad1afe091189f820e2-200x200-1\/hitachi_excavator_front_idler_assy_for_ex120_ex200_5_zax240_ex300_ex450_ex650.jpg","attrs":{"Brand Name":"ZTMC","Model Number":"Ex120\/Ex200-5\/Zax240\/Ex300\/Ex450\/Ex650","Place of Origin":"Fujian China","Minimum Order Quantity":"1 PCS"}}
{"title":"Sumitomo Sh120 Sh200 Sh350 Sh450 Front Idler On Excavator Black Or Yellow For SH","imgUrl":"https:\/\/img.chinax.com\/nimg\/fc\/a1\/e2ea279e22883547abae0abd17c0-200x200-1\/sumitomo_sh120_sh200_sh350_sh450_front_idler_on_excavator_black_or_yellow_for_sh_series.jpg","attrs":{"Brand Name":"ZTMC","Model Number":"Sh60\/Sh75\/Sh135\/Sh120\/Sh200\/Sh350\/Sh450","Place of Origin":"Fujian China","Minimum Order Quantity":"1 PCS"}}
{"title":"SANY SY485 Excavator Idler Wheel Assembly Replacement HRC 40-55 Heat Treated","imgUrl":"https:\/\/img.chinax.com\/nimg\/df\/fa\/c33e7a91a6cc08c65d5238da1522-200x200-1\/sany_sy485_excavator_idler_wheel_assembly_replacement_hrc_40_55_heat_treated.jpg","attrs":{"Brand Name":"ZTMC","Model Number":"SANY 485","Place of Origin":"Fujian China","Minimum Order Quantity":"1 Pcs"}}
Excavator Front Idler Assembly For Komatsu PC400-8 | OEM Size Integral Forging
Designed for Komatsu PC400-8 excavators, our front idler assembly features integral forging technology for superior durability and precise OEM sizing. This critical undercarriage component ensures optimal machine tracking, reduced wear, and extended service life under demanding conditions.
Key Features & Benefits
Integral Forging Process: Manufactured using high-precision forging technology that enhances structural integrity and fatigue resistance. This process creates a denser metal grain structure compared to traditional casting, resulting in greater impact resistance and longevity.
Exact OEM Dimensions & Compatibility: Engineered to match OEM specifications precisely, guaranteeing seamless installation and performance compatibility with Komatsu PC400-8 excavators. No modifications required—direct replacement ensures minimal downtime.
Robust Material Construction: Made from high-carbon, heat-treated steel alloys, providing exceptional yield strength and abrasion resistance. Ideal for harsh environments including mining, quarrying, and heavy construction.
Advanced Seal System: Equipped with Duo-Cone seals (or equivalent high-performance sealing technology) to retain grease and exclude contaminants. This design maintains internal lubrication integrity, significantly reducing wear on bearings and shafts.
Rigorous Quality Testing: Each assembly undergoes individual pressure testing (e.g., air pressure tests at 245-265 kPa for 30 seconds) to verify seal integrity before shipment. Units are pre-filled with high-temperature grease (SAE 30 grade) for immediate operation.
Technical Specifications
Parameter
Specification
Compatible Model
Komatsu PC400-8 Excavator
Assembly Weight
Approximately 180-220 kg (varies by configuration)
Bearing Type
Tapered roller bearings with hardened races
Axial Clearance
0.26 mm - 1.26 mm (adjustable to OEM standards)
Lubrication Capacity
180 mL ± 20 mL (SAE 30 oil equivalent)
Seal Type
Labyrinth + Duo-Cone dual-stage sealing system
Material Certification
ISO 683-1 certified steel with Charpy impact test reports
Applications
This front idler assembly is essential for maintaining optimal track tension and alignment on Komatsu PC400-8 excavators. Typical use cases include:
Earthmoving and excavation projects
Mining and resource extraction
Road construction and infrastructure development
Demolition and material handling
Why Choose Our Front Idler Assembly?
OEM Equivalent Quality: Produced to original equipment specifications by a specialized manufacturer with documented experience as a supplier for major brands.
Extended Service Intervals: Robust sealing and material design reduce maintenance frequency, lowering total cost of ownership.
Performance Guarantee: Backed by a 12-month warranty against manufacturing defects, with technical support available.
Inventory Availability: Ready stock for quick shipment, supported by customizable logistics options.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer,Exporter
Year Established:
2015
Total Annual:
5000000-8000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Nanan Zhongte Construction Machinery Factory is located in Quanzhou, Fujian Province, China — a city recognized by UNESCO as the starting point of the ancient Maritime Silk Road and also a vibrant metropolis with an economic output exceeding one trillion yuan. As a large enterprise specializin... Nanan Zhongte Construction Machinery Factory is located in Quanzhou, Fujian Province, China — a city recognized by UNESCO as the starting point of the ancient Maritime Silk Road and also a vibrant metropolis with an economic output exceeding one trillion yuan. As a large enterprise specializin...
