Maintaining the integrity and performance of your heavy machinery is paramount for any construction or industrial operation. At SWAFLY Machinery Co., Limited, we understand that every component, no matter how small, plays a critical role. This is especially true for the wide range of bolts used in Hitachi excavators. These seemingly simple parts are the linchpins that hold together major assemblies, from engine components to hydraulic systems. Using high-quality, durable bolts ensures not only the safety of your equipment but also its long-term reliability and efficiency.
Our commitment to providing top-tier parts means we offer a comprehensive selection of bolts specifically designed to meet the rigorous standards of Hitachi machinery. These parts are crafted to precise specifications, guaranteeing a perfect fit and dependable performance. In this guide, we've organized a selection of our most commonly requested Hitachi bolts, complete with their part numbers and descriptions, to help you easily find what you need.

Below is a detailed table of some of our most popular Hitachi bolt parts. These components are essential for a variety of applications, from securing oil pipes and gear cases to mounting key engine accessories like the starter and generator. By choosing authentic and high-quality replacement parts, you are investing in the longevity and optimal function of your equipment, minimizing downtime and costly repairs.
| No. | Part Number | Description | Application Area |
|---|---|---|---|
| 1. | 0280808350 | BOLT; OIL PIPE | Engine Oil System |
| 2. | 0280808450 | BOLT; PIPE FIX | Pipe & Tube Securing |
| 3. | 0280808800 | BOLT; COVER TO CASE | Engine Cover & Housing |
| 4. | 0280810300 | BOLT; HSG TO HD | Housing to Head Assembly |
| 5. | 0281510000 | BOLT; GEAR CASE | Gear Case & Transmission |
| 6. | 0281510350 | BOLT; SPACER | General Spacing & Mounting |
| 7. | 0281560110 | BOLT; OIL COOLER | Oil Cooling System |
| 8. | 0281810300 | BOLT; DUCT, EGR | Exhaust Gas Recirculation (EGR) System |
| 9. | 0281810450 | BOLT; ADJ PLATE | Adjusting Plate Mounting |
| 10. | 0281810500 | BOLT; OIL FILTER | Oil Filter Housing |
| 11. | 0281812300 | BOLT; STARTER | Starter Motor Mounting |
| 12. | 0281860110 | BOLT; ADJ PLATE, GEN | Generator Adjusting Plate |
| 13. | 0286506350 | BOLT; CLIP, INJ PIPE | Injector Pipe Clip |
| 14. | 0286508200 | BOLT; COVER TO C/BL | Cover to Cylinder Block |
| 15. | 0286508250 | BOLT; STAY | Mounting & Brackets |
| 16. | 0286510250 | BOLT; FAN GUARD | Fan & Radiator Guard |
| 17. | 0286510350 | BOLT; HSG TO HD | Housing to Head Assembly |
| 18. | 0286808250 | BOLT; OUTLET PIPE | Exhaust & Outlet Pipes |
| 19. | 0287510200 | BOLT; BRKT | Brackets & Mounts |
| 20. | 0287510400 | BOLT; COVER FIX | Cover Fixing |
| 21. | 0289664110 | BOLT; GEN BRKT | Generator Bracket |
| 22. | 0500408400 | BOLT; WATER PUMP TO C/BL | Water Pump to Cylinder Block |
| 23. | 0714306 | BOLT; SOCKET | General Purpose Socket Bolt |
| 24. | 0731006 | BOLT | General Purpose Bolt |
| 25. | 0798607 | BOLT; SOCKET | General Purpose Socket Bolt |
| 26. | 0798703 | BOLT; SOCKET | General Purpose Socket Bolt |
| 27. | 0826816 | BOLT | General Purpose Bolt |
| 28. | 0838415 | BOLT; SOCKET | General Purpose Socket Bolt |
| 29. | 0848209 | BOLT; SOCKET | General Purpose Socket Bolt |
| 30. | 0961226 | BOLT | General Purpose Bolt |
Using the right bolts is more than just a matter of fit; it's a matter of safety and performance. A bolt that is not up to specification can fail under the immense stress and vibration that heavy machinery endures. This can lead to catastrophic damage to expensive components and, more importantly, pose a serious risk to operator safety. Our high-quality bolts are manufactured with precision, using robust materials that are resistant to corrosion, fatigue, and shear stress, ensuring they withstand the toughest working conditions.
At SWAFLY Machinery Co., Limited, we are committed to being your trusted partner for all your Hitachi parts needs. Our extensive inventory and commitment to quality mean you can find the exact parts you need, quickly and reliably. Whether you're performing routine maintenance or a major repair, choosing our parts guarantees that your Hitachi excavator remains a powerful and dependable asset in your fleet.
We continuously update our product offerings to include the latest and most essential parts for a wide range of Hitachi models. For more information or to inquire about a specific part, please browse our website or contact our team directly. We are always here to help you keep your machinery running at peak performance.