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High Tensile Strength And Heavy Duty M14×40mm Bolts And Nuts For Excavator & Bulldozer Undercarriage Parts
High-Strength M14×40mm Bolts and Nuts for Heavy Equipment Applications
Our M14×40mm bolts and nuts are engineered for excavator and bulldozer undercarriage systems, providing reliable fastening performance in demanding construction, mining, quarrying, and earthmoving environments. Manufactured from high-quality alloy steel and subjected to precision heat treatment, these fasteners deliver excellent tensile strength, wear resistance, and long-term durability.
Key Features
High tensile strength for demanding working conditions
Heavy-duty construction for excavator and bulldozer undercarriages
Precision metric threads for accurate installation
Excellent clamping force to maintain secure fastening
Heat-treated alloy steel for enhanced durability
High hardness with superior wear resistance
Corrosion-resistant surface treatment
Outstanding vibration resistance
Stable performance under high impact loads
Reliable fastening for long service life
Precision machining for consistent dimensions
Suitable for OEM replacement and aftermarket maintenance
Product Specifications
Item
Specification
Product Name
M14×40mm Bolts and Nuts
Bolt Diameter
M14
Bolt Length
40 mm
Thread Type
Metric Thread
Material
High-Strength Alloy Steel
Heat Treatment
Yes
Surface Finish
Black Oxide, Zinc Plated or Customized
Hardness
Heat Treated
Fastening Type
Bolt & Nut Assembly
Application
Excavator & Bulldozer Undercarriage
Installation
Direct Replacement
OEM/ODM
Available
Applications
These M14×40mm bolts and nuts are widely used for fastening various undercarriage components, including:
Track Rollers
Carrier Rollers
Idlers
Sprockets
Track Adjusters
Track Frames
Track Shoe Assemblies
Guard Plates
Heavy Equipment Structural Connections
Suitable for construction machinery operating in:
Mining
Quarry Operations
Road Construction
Earthmoving Projects
Forestry
Demolition
Infrastructure Construction
Quality Control
Every production batch undergoes strict quality inspections, including:
Raw material verification
Dimensional inspection
Thread accuracy testing
Heat treatment verification
Hardness testing
Tensile strength testing
Surface finish inspection
Final quality inspection before shipment
Why Choose Our M14×40mm Bolts and Nuts?
Premium alloy steel materials
Stable and consistent product quality
Precision manufacturing technology
Long service life
Competitive pricing
OEM & ODM support
Fast global delivery
Professional technical support
Suitable for construction and mining equipment
FAQ
Q1: What equipment are these M14×40mm bolts and nuts suitable for?
They are suitable for excavators, bulldozers, and other heavy equipment requiring high-strength undercarriage fastening components.
Q2: Can you manufacture according to OEM specifications?
Yes. We support OEM and customized production based on drawings, samples, or technical requirements.
Q3: What materials are available?
Our standard products are manufactured from high-strength alloy steel with heat treatment. Other materials can be provided according to customer requirements.
