Hose Assembly

Hose Assembly

Basic Information
Model: 071150-00616
Name: Bulldozer High-Pressure Hydraulic Hose Assembly (with Spiral Protective Sleeve)
Compatible Models: Komatsu D155, D375, and other large bulldozers
Application Scenarios: Main hydraulic circuits, travel motor circuits, blade/ripper high-pressure control lines
Send Inquiry
Description

Dimensions & Specifications

 

Inner Diameter Approx. 10mm (Standard specification for high-pressure control lines)
Outer Diameter Approx. 18mm (bare hose); Approx. 22mm (including protective sleeve)
Wall Thickness Approx. 4mm (including 2 layers of steel wire reinforcement)
Total Length Approx. 2200–2400mm (Estimated precisely based on the scale in actual product photos; long-length version)
Fitting Specification One End: Straight metric male thread (M16×1.5, conical seal)
Fitting Specification Other End: 90° bent tube with flat face (spherical seal; compatible with cylinder/motor ports)
Fitting Type Crimped (One-piece molded construction; leak-proof)

 

 

Material Structure

Inner Tube

Nitrile Rubber (NBR); resistant to high-pressure mineral hydraulic oil and corrosion

01

Reinforcement Layer

2 layers of braided steel wire; high-pressure resistant and burst-proof; resistant to impulse shock

02

Outer Cover

Neoprene (CR); resistant to abrasion, aging, and weathering

03

Protective Layer

Outer PP spiral protective sleeve; protects against abrasion from sand/gravel, kinking, and scratching

04

Fitting Material

Zinc-plated carbon steel; rust-proof, corrosion-resistant, and high-strength

05

 

Performance Parameters

 

Working Pressure 35MPa (350 bar)
Burst Pressure ≥140MPa
Impulse Life ≥200,000 cycles (at 21MPa / 100°C)
Temperature Range -40°C to 100°C
Applicable Media Komatsu genuine hydraulic oil, mineral oil, water-glycol mixtures


 

Physical Parameters

 

Unit Weight Approx. 2.8–3.5kg (including fittings + spiral sleeve)
Weight Tolerance ±5%

 

Hot Tags: hose assembly, China hose assembly manufacturers, suppliers, factory, Excavator High pressure Hydraulic Hose, Excavator High pressure Hydraulic Oil Hose, Hydraulic Rubber Hoses For Construction Machinery, Excavator Hydraulic Hoses, Excavator Rubber Hydraulic Hose, Construction Machinery Excavator Hydraulic Oil Hose

Send Inquiry