Excavator Bulldozer Parts Pin and Bushing for Sale
This heavy-duty excavator bucket pin is precision-forged and CNC-machined to match a wide range of OEM specs. Made from wear-resistant alloy steel and hardened for high-impact conditions, it ensures smooth joint movement and prolongs the service life of your machine. Designed for direct fit in boom-arm and bucket linkages, this pin is ideal for daily operations in construction, mining, and forestry.
| Material | 40cr,45# etc |
|---|---|
| Hardness | HRC52-58 |
| Size | Standard or Customized |
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Kinton Parts is trusted by professionals worldwide for delivering high-quality parts for excavators, bulldozers, and other construction machinery—with guaranteed performance and durability.
Excavator bucket pins are essential hinge components that connect the bucket to the arm or boom. They play a critical role in enabling lifting, digging, and material handling operations by supporting rotational movement under heavy loads.
- High-Tensile Alloy Steel: Made from premium-grade 40Cr or 45# steel, selected for its excellent fatigue resistance and load-bearing capacity.
- Advanced Heat Treatment: Surface hardening process (HRC 52–58) enhances durability, reducing deformation and wear in high-friction areas.
- Accurate Machining: CNC-finished to ensure strict dimensional tolerances and smooth operation within bushings and bores.
- Corrosion Protection: Anti-rust oil treatment ensures the pin maintains performance even in humid or muddy environments.
- Interchangeable Fit: Designed for compatibility with a wide range of excavators and backhoe loaders, ensuring cost-effective replacements
Manufacturing Process
- Design & Type Illustration
Multiple pin variants, including full-grease, stepped, straight, and center-oil pins drawn to spec. - Drilling & Groove Machining
Deep hole drilling and precision groove-cutting for grease flow and seal seating. - Surface Grinding & Polish Finish
High-finish polishing post-heat treatment for smooth operation and long service life. - Seal Kit Matching
Supplied with optional O-rings, retaining clips, and dust seals depending on application.
Application Scope
- Bucket pins
- Boom-to-arm pivot pins
- Cylinder mounting pins
- Link rod connection points
Compatible with:
- Caterpillar (e.g., CAT 320, 330)
- Komatsu (e.g., PC200-7, PC300)
- Hitachi (e.g., ZX200, ZX350)
- Doosan, Hyundai, Kobelco, Volvo, and other brands upon request
Common Sizes and Reference Dimensions
We offer a wide range of pin sizes to meet your specific application needs. Below is a sample list of commonly stocked sizes:
| Pin Diameter (mm) | Length (mm) | Common Applications |
|---|---|---|
| 40 | 230–280 | Small excavators (3–5T) |
| 45 | 250–320 | Compact machines, mini diggers |
| 50 | 280–350 | 6–8T class excavators |
| 55 | 300–380 | 10–12T standard diggers |
| 60 | 320–420 | 12–20T general-use machines |
| 65 | 350–450 | 20T+ heavy-duty applications |
| 70+ | Custom-cut | Larger boom/cylinder connections (25–35T) |
Custom machining services available for oversize or OEM-referenced pins.
Why Precision Bucket Pins Matter
An accurate, high-quality bucket pin reduces:
- Excessive bushing wear
- Load misalignment
- Structural stress on boom & linkage arms
- Unexpected joint failure
This means less downtime, longer intervals between overhauls, and reduced maintenance cost.
Installation & Maintenance Tips
- Always grease through the oil holes after installation.
- Ensure seals are fitted tightly to prevent contamination.
- Replace both pin and bushing together for optimal results.
- Periodically inspect for scoring, oval wear, or looseness.
SHIPPING & DELIVERY
At Kinton Parts, we ensure reliable, worldwide shipping of parts for excavators, bulldozers, and a full range of construction machines—safe, fast, and secure.
All products are securely packed using high-quality export cartons, reinforced wooden cases, or industry-standard palletized packaging to ensure maximum protection during transit and smooth handling during unloading.
Standard orders are typically shipped within 3–5 working days, while large or customized orders are usually dispatched within 7–20 days, depending on volume and production requirements.
We offer flexible global shipping options, including:
- International sea freight for cost-effective bulk transport
- Air freight for urgent orders
- Courier delivery (DHL, FedEx, UPS) for small-volume or sample shipments
Our logistics team manages every shipment carefully, providing real-time updates and tracking information until your order arrives safely at your destination.
Need assistance choosing the best shipping method for your location and timeline? Contact our team — we’ll help you plan a smooth delivery experience.
FAQ
Q: What are your main products?
A: We supply a full range of undercarriage and wear parts for excavators, bulldozers, and other heavy equipment. Our product line includes: Track rollers, carrier rollers, front idlers, sprockets, segments, track shoes, track chains, bolt and nuts, pins and bushings, bucket teeth and adaptors, filters, seal kits, swing bearing, and hydraulic cylinder—plus other essential replacement parts.
Q: Which countries do you export to?
A: Kinton Parts exports to over 60 countries worldwide, including:
USA, Canada, UK, Germany, Russia, UAE, Indonesia, Malaysia, Thailand, India, Pakistan, Bangladesh, Sri Lanka, South Africa, Colombia, Peru, and many others.
Q: Can I order a sample?
A: Yes, we accept trial orders. For parts in stock, samples can be shipped quickly. If you have technical drawings or existing samples, we also support customized production and mold development.
Q: How can I track my order after shipping?
A: Once your order is shipped, we will provide you with all necessary tracking information based on the shipping method. For express deliveries, you’ll receive a tracking number to follow the shipment online. For air or sea freight, we’ll send you the relevant documents such as the airway bill (AWB) or bill of lading (B/L), along with the packing list and commercial invoice to help with tracking and customs clearance.
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Trusted by professionals worldwide, Kinton Parts supplies premium-quality components for excavators, bulldozers, and more—with reliable quality you can count on.
