Part Name: 4k6780 Internal Diameter Steel Spacer
Part Number: 4k6780
Basic Info.
| parts no. | 4k6780 | Material | Steel |
| Type | Internal Diameter Steel Spacer | Parts Type | Wear Parts |
| Compatibility | Heavy Equipment | Transport Package | Wooden box |
| Trademark | DIRON | Origin | Luoyang City |
| HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Date First Listed:2026/10/10
- Manufacturer:Diron Parts
Product Description
- Part Type:Internal Diameter Steel Spacer
- Description: 4k6780 Internal Diameter Steel Spacer Suitable for Heavy Equipment, New


The 4K6780 Internal Diameter Steel Spacer is a high-quality aftermarket replacement component designed for heavy equipment mechanical assemblies. It serves as a spacing and positioning component between mating parts, helping maintain proper separation, alignment, and assembly clearance during equipment operation.
Designed for demanding construction, mining, earthmoving, and industrial applications, the 4K6780 Steel Spacerprovides a practical replacement solution for worn, damaged, or missing spacers during routine maintenance, mechanical repair, and equipment rebuilding.
Key Features & Benefits
- Designed for heavy equipment mechanical assemblies
- Steel spacer construction for mechanical support applications
- Precision manufactured for compatible fit and installation
- Controlled internal diameter supports proper positioning around compatible shafts, pins, or mounting components
- Helps maintain correct spacing between mating parts
- Supports stable component alignment and assembly clearance
- Suitable for demanding heavy-duty operating environments
- Carefully inspected for dimensional accuracy and consistent quality
Common Applications
- Heavy equipment mechanical assemblies
- Shaft and pin mounting systems
- Linkage and pivot assemblies
- Bearing and component spacing applications
- Construction and earthmoving machinery
- Mining and quarry equipment
Typical Function:
The steel spacer is positioned between compatible mechanical components to maintain a specified separation distance and support correct assembly alignment. Its internal diameter allows it to fit around a corresponding shaft, pin, bolt, or mounting component, depending on the equipment configuration.
Technical Specifications
- Part Number Reference: 4K6780
- Product Type: Internal Diameter Steel Spacer
- Material: Steel
- Application: Heavy equipment mechanical assemblies
- System: Mechanical mounting / spacing assembly
- Function: Component spacing / positioning / alignment
- Installation Position: Application-specific
- Internal Diameter: Application-specific
- Outer Diameter: Application-specific
- Thickness: Application-specific
- Condition: New aftermarket replacement
Important Note:
- We only provide replacement products intended for aftermarket use in the machinery listed above. The brand name is used solely as reference information to indicate compatibility and does not imply that our products are OEM.
- While this description provides general information, specific details such as size, weight and exact material may vary by manufacturer and specific application. To obtain the most accurate and up-to-date information, it is recommended to consult a qualified parts supplier such as DIRON PARTS.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: FOB
Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8. How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from
ABOUT DIRON
- Factory OF DIRON
Diron Parts Group Have Its Own Factory Ensure That We Offer Better Price For Customers. Besides, Diron Corporate With Some Reliable Principal Manufacturers, So Diron Also Supply Customer Other Quality Spare Parts.








- Team OF DIRON
With 18 years of manufacturing and exporting experience, Diron has a team of knowledgeable engineers, inspectors and technical workers, sales staff, after-sales personnel.


- Products OF DIRON
As a distributor, we supply parts covers for :Complete engines, Long block, Short block, Engine spare parts, Electricla products, Hydraulic products, Transmission products, Undercarridge products.Among them, Cylinder head, Cylinder block, Spacer-plate, Bushing & Pin are our best-selling products.







