The J271080 sems bolt is an original Hitachi reference part (BOLT;SEMS) used to secure components on Hitachi hydraulic excavators. A sems bolt features a pre-assembled washer that stays captive during installation, saving time and preventing the washer from being lost or installed incorrectly. Manufactured from high-quality steel to OEM specifications, this bolt delivers a precise thread fit, reliable clamping force and long service life under vibration and heavy loading. Customers choose the J271080 sems bolt from YLCM Parts for its exact OEM fit, consistent quality, low cost and dependable supply for machine maintenance and repair.
Hitachi excavators, e.g. ZX130W-AMS (confirm against your parts list)
Condition
New (Genuine / Aftermarket)
Origin
China
Warranty
6 months
Applications
Suitable for: Mining, Quarry, Construction, Heavy Earthmoving, Large Infrastructure Projects.
Why Choose Us
20+ Years Experience
Founded by professionals with more than two decades in construction machinery supply chains, YLCM Parts knows exactly what separates a genuine part from a substandard one. This experience means accurate part identification, honest compatibility advice and reliable sourcing on every order.
Large Warehouse
We maintain a large, well-stocked warehouse with thousands of commonly requested spare parts ready for immediate dispatch. High-demand items such as the J271080 sems bolt are kept in stock, so most orders ship within days rather than weeks.
Fast Delivery
In-stock parts are shipped within 3–7 working days after payment, and urgent orders can be coordinated for priority dispatch. With reliable sea and air freight partners, we deliver to mining and construction customers worldwide with tracking throughout.
Genuine & OEM Parts
We work directly with verified OEM and aftermarket manufacturers in China, Japan, Russia and the USA, eliminating middlemen. Every part is inspected before shipment and backed by our standard warranty for full peace of mind.
Export to 60+ Countries
Trusted by mining, construction and repair professionals in more than 60 countries, we handle international packing, documentation and customs requirements so your parts arrive smoothly at the destination.
Professional Technical Support
Our consultants help you confirm the correct part number for your machine model and serial number. We answer quotes and technical questions within 24 hours and support you through ordering, shipping and after-sales.
Packaging
Each bolt is coated with anti-rust oil and packed in protective bags to prevent corrosion and scratching. Bolts are then shipped in sturdy export-grade cartons, with quantity clearly labeled for easy counting and inspection. Every package is marked with the part number, quantity and shipping details, ensuring the bolts arrive clean, rust-free and ready to use by both sea and air transport.
Shipping
We offer flexible sea and air freight options to suit your schedule and budget. Sea freight is a cost-effective choice for bulk orders and larger consignments, with regular sailings to major ports worldwide; air freight is recommended for urgent orders and delivers fast. In-stock parts ship within 3–7 working days after payment, and we provide full tracking and shipping documentation. Our team also handles export documentation, packing lists and customs paperwork to ensure smooth delivery to your site.
FAQ
Q1: Which Hitachi machines does the J271080 bolt fit?
The J271080 is a Hitachi OEM reference sems bolt used on Hitachi excavators such as the ZX130W-AMS. Please verify against your machine’s parts catalog or send us your serial number for confirmation.
Q2: Is this a genuine or aftermarket part?
Both options are available. Tell us your preference when requesting a quote and we will confirm availability and pricing.
Q3: What material is this bolt made of?
It is manufactured from high-quality steel to OEM specifications, providing a precise thread fit and reliable clamping force under vibration and heavy loading.
Q4: What is the delivery time?
In-stock items are shipped within 3–7 working days after payment. Scarce or customized items take 15–30 working days and will be confirmed at quotation.
Q5: How is the part packed for shipping?
Each bolt is coated with anti-rust oil, packed in protective bags and shipped in an export-grade carton, with quantity clearly labeled for easy inspection.
Q6: Do you provide a warranty?
Yes. We provide a 6-month warranty covering quality problems not caused by human damage.
Q7: How do I get an accurate quote?
Send the part number J271080, quantity and delivery address to our sales team. We respond with pricing and shipping details within 24 hours.
Installation Guide
Clean the thread and the mounting hole, and remove any old residue, rust or debris.
Check that the pre-assembled washer is in place on the bolt before installation.
Align the bolt with the hole and start it by hand to avoid cross-threading.
Tighten the bolt with the correct tool to the manufacturer-specified torque.
Recheck torque after the first operating period where recommended.
Maintenance Tips
Inspect fasteners for looseness every 500 operating hours and retighten to specification.
Check bolts for corrosion, thread damage or fatigue and replace them immediately if found.
Use the correct torque and tooling to avoid over-tightening or stripping the thread.
Replace the pre-assembled washer if it is damaged, deformed or missing.
