5P7665 7H3608 Segment Bolt and Nut for D8N D8R

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.

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.