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198-03-51453 Coolant Hose For D475A Bulldozer

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  • 198-03-51453 D475A 推土机冷却水管&198-03-51453 Coolant Hose For D475A Bulldozer,MY SHOP,198-03-51453 D475A 推土机冷却水管&198-03-51453 Coolant Hose For D475A Bulldozer
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Description

English

Komatsu OEM Part No.

198-03-51453

Product Name

Engine Cooling Radiator Coolant Hose / 发动机水箱冷却水管

Matching Equipment

Komatsu D475A-3、D475A-5 Heavy Mining Bulldozer

Matching Engine

SAA12V140E V12 12-cylinder diesel engine

Installation Position

Connect radiator and engine water channel, main circulation pipeline of cooling system

Interchange Reference

Series interchange parts: 198-03-51450 / 198-03-51451

English

Tube Material

Multi-layer reinforced EPDM silicone rubber, built-in spiral steel wire anti-collapse support ring

Layer Structure

Inner rubber layer + fiber reinforcement layer + spiral steel wire support + weather-resistant outer rubber layer

Working Medium

Ethylene glycol antifreeze coolant

Operating Temperature Range

-40℃ ~ +150℃

Max Working Pressure

1.5 Bar

Anti-collapse Design

Built-in continuous steel wire spiral, keep pipeline unobstructed under negative pressure

Interface Standard

1:1 OEM pipe diameter & length, matching original hose clamp installation size

Net Weight

Approx. 1.2 KG / pc

English

Standard Dozer Blade Capacity

42.5m³ heavy-duty push blade

Typical Working Load

Long-hour full-blade pushing, engine continuous high-temperature operation

Core Function

Circulate coolant between radiator and engine, stabilize water temperature, prevent engine overheating

Single Packaging

Independent transparent plastic bag dust-proof packaging

Outer Packaging

Neutral export carton for bulk shipment

MOQ

1 PC minimum order quantity

English Version 

1
1:1 OEM Size Perfect Matching for D475A Bulldozer Coolant hose 198-03-51453 is specially customized for Komatsu D475A-3/D475A-5 heavy mining bulldozers. The overall length, inner and outer diameter, bending radian and two-end installation size are fully reproduced according to OEM standards. No cutting or trimming is needed during replacement, directly matching the radiator and engine water channel interface, realizing plug-and-play installation.
2
Multi-layer Silicone Steel Wire Reinforced Structure, High Temperature & Anti-collapse Performance Adopts multi-layer EPDM silicone rubber composite material with built-in spiral steel wire support ring. It can resist long-term 150℃ high temperature coolant circulation, effectively avoid pipeline collapse under negative pressure during equipment shutdown, and maintain smooth coolant circulation all the time. The fiber reinforcement layer greatly improves tensile strength, resisting bulldozer vibration and friction wear in mining sites.
3
Adapt to Severe Full-load Mining Working Conditions Matched with 42.5m³ large-capacity push blade, the bulldozer will run under continuous heavy-load pushing operation, which makes the engine cooling system keep high temperature for a long time. This hose has excellent anti-aging, anti-swelling and anti-cracking performance, effectively solve the failure of water leakage caused by aging and cracking of original rubber hose, and stabilize the engine operating temperature to avoid power attenuation and boiling water faults.
4
Complete Cooling System Supporting Supply, One-stop Bulk Procurement It can be matched with D475A complete cooling system accessories including radiator, water pump, thermostat and stainless steel hose clamps to realize one-stop bulk procurement for mining machinery maintenance factories. Each hose is packed by independent dust-proof plastic bag to prevent dust and sundries from adhering to the pipe surface before installation.
5
Strict Raw Material Inspection & Stable Export Quality Warranty All raw silicone rubber and steel wire are tested for temperature resistance and tensile strength before production, and finished hoses pass water pressure tightness test one by one before delivery to eliminate hidden leakage risks.
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