Product Specification

High Strength and High Wear Resistant Undercarriage Part M19×2.5×65mm Track Bolt and Nuts

M19×2.5×65mm Excavator Track Bolt and Nuts, Low Temperature High Tensile Track Fasteners, Anti-Crack Anti-Rust Undercarriage Fitting Parts, Heavy Duty Hardware for Russia Frozen Soil Mining & Cold Construction Equipment, In Stock OEM Spare Parts

The M19×2.5×65mm Track Bolt and Nuts are high-performance fastening components designed for securing excavator and bulldozer undercarriage assemblies. Engineered to withstand heavy loads, continuous vibration, and harsh working conditions, these precision fasteners provide reliable clamping force for track shoes, track links, and other critical undercarriage components.

Manufactured from premium alloy steel and processed through precision forging, CNC machining, heat treatment, and strict quality inspection, these track bolts and nuts deliver outstanding tensile strength, wear resistance, and long-term fastening reliability. They are suitable for OEM replacement as well as aftermarket maintenance and repair.

Product Features

High Tensile Strength

Manufactured from premium alloy steel, these track bolts provide excellent tensile performance to maintain secure fastening under continuous heavy-duty operation.

Superior Wear Resistance

Advanced heat treatment improves surface hardness, helping the bolts and nuts resist wear, thread deformation, and mechanical damage during long-term service.

Precision Thread Machining

Accurately machined metric threads ensure smooth installation, reliable torque retention, and secure fastening performance.

Excellent Fatigue Resistance

Designed to withstand repeated impact loads and vibration commonly encountered in crawler undercarriage applications.

Corrosion Protection

A protective surface treatment helps reduce oxidation and corrosion when operating in wet, muddy, or dusty environments.

Reliable Clamping Force

Maintains consistent fastening pressure to reduce the risk of bolt loosening during prolonged machine operation.

Performance Advantages

The M19×2.5×65mm track bolt and nut set provides multiple operational benefits:

• Secure attachment of track shoes and undercarriage components
• High resistance to impact and vibration
• Reduced maintenance frequency
• Improved equipment safety
• Extended fastener service life
• Excellent torque retention
• Stable performance under heavy loads
• Lower overall maintenance costs

Applications

These heavy-duty fasteners are widely used in crawler equipment operating in demanding environments.

Suitable for:

• Excavators
• Bulldozers
• Crawler loaders
• Mining machinery
• Construction equipment
• Quarry machinery
• Earthmoving equipment
• Forestry machinery

Typical installation positions include:

• Track shoe connections
• Track link assemblies
• Undercarriage fastening points
• Sprocket mounting applications
• Heavy-duty crawler components

Manufacturing Process

Every track bolt and nut is produced under strict manufacturing standards to ensure consistent quality.

Premium Alloy Steel Selection

High-quality alloy steel is selected to provide superior mechanical strength and durability.

Precision Forging

The forging process improves grain structure, increasing resistance to fatigue and impact loading.

CNC Precision Machining

Advanced machining equipment produces accurate thread dimensions and excellent fitment.

Heat Treatment

Through hardening and tempering enhance strength while maintaining sufficient toughness to withstand dynamic loads.

Surface Protection

Each fastener receives a protective coating to improve corrosion resistance during outdoor operation.

Comprehensive Quality Inspection

Every batch undergoes strict inspection, including:

• Chemical composition analysis
• Tensile strength testing
• Hardness testing
• Thread accuracy inspection
• Dimensional verification
• Surface finish inspection
• Torque performance evaluation

FAQ

What are M19×2.5×65mm track bolts used for?

They are primarily used to secure track shoes and other undercarriage components on crawler equipment, ensuring stable and safe operation.

What material is used for these bolts and nuts?

They are manufactured from high-strength alloy steel with precision heat treatment to achieve excellent tensile strength, wear resistance, and durability.

Are different strength grades available?

Yes. Grade 10.9 and Grade 12.9 options are available to meet different equipment requirements and operating conditions.

Can you manufacture custom sizes?

Yes. We provide OEM and ODM services for customized dimensions, thread specifications, material grades, and packaging according to customer requirements.

WhatsApp: +86 15260795051

Gmail: shellywang030801@gmail.com

www.bulldozerpart.com

High Strength, High Wear Resistant, M19×2.5×65mm Track Bolt and Nuts, Undercarriage Part, Heavy Duty