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China Suppliers Factory D8N Segment Bolt 5P7665 & Nut 7H3608 for Bulldozer Sprocket Assembly
Product Features
1. OEM Standard Fit – Segment Bolt 5P7665 & Nut 7H3608 designed for D8N dozer, precise dimension ensures tight and stable sprocket segment installation.
2. High-Strength Steel – Manufactured from premium grade 12.9 alloy steel with heat treatment, providing superior tensile strength, and long service life under heavy load.
3. Excellent Durability – High resistance to vibration, abrasion, and impact, minimizing wear and failure in harsh working conditions to reduce downtime and maintenance costs.
4. Full Series Supply – Hesen Industrial provides complete bolts & nuts for all brands of excavators and bulldozers, stable stock for wholesale.
Product Display
Why Choose Us
Quanzhou Hesen Machinery Industry Co., Ltd. is more than just a manufacturer—we are a comprehensive partner integrating design, development, production, and sales. Since our founding in 1990, we have built a strong reputation across more than three decades of continuous operation. Our product range covers track rollers, carrier rollers, sprockets, idlers, track link assemblies, track shoes, bushings and pins, bucket teeth, and high-strength bolts and nuts. To support our global customers, we maintain large warehouses that enable fast delivery and reduce downtime. Whether you need standard replacement parts or customized solutions, our experienced team is ready to provide professional support. We understand the importance of reliability in heavy machinery components, and we take pride in delivering consistent quality. If you are looking for a trusted long-term supplier who can meet your diverse sourcing needs with efficiency and expertise, we warmly invite you to send us your inquiry. Let us show you what three decades of focused manufacturing can bring to your business.
Frequently Asked Questions
What is the part number for the Segment Bolt and Nut for the D8N dozer?
The Segment Bolt is 5P7665 and the matching Nut is 7H3608, both designed as OEM standard fit replacements for the Caterpillar D8N bulldozer.
What material grade is used for the Segment Bolt 5P7665?
The Segment Bolt 5P7665 is manufactured from premium grade 12.9 alloy steel with heat treatment, ensuring superior tensile strength and long service life under heavy load conditions.
Is the Segment Bolt 5P7665 compatible with other Caterpillar dozer models?
The 5P7665 bolt is primarily designed for the D8N dozer. For compatibility with other Caterpillar models or other brands, please contact us with your specific machine model and we will confirm the correct part.
Do you offer wholesale or bulk orders for Segment Bolts and Nuts?
Yes, Hesen Industrial maintains stable stock for wholesale supply. We supply bolts and nuts for all major brands of excavators and bulldozers and welcome bulk inquiries from distributors and dealers worldwide.
How long has Hesen Machinery been manufacturing undercarriage parts?
Quanzhou Hesen Machinery Industry Co., Ltd. was founded in 1990, giving us over 30 years of focused manufacturing experience in undercarriage parts and high-strength fasteners for heavy machinery.
Can Hesen provide customized segment bolts or special specifications?
Yes, our experienced engineering team can provide customized solutions based on your specific requirements. Please send us your drawings, samples, or detailed specifications and we will offer a tailored proposal.