| Payment Terms | T/T,PAYPAL,WESTERN UNION |
| Supply Ability | 5000 sets per week |
| Delivery Time | 7-15 working days |
| Packaging Details | Neutural Packing |
| Brand | OEM |
| MOQ | 1 Piece |
| OEM/ODM | Acceptable |
| Shipment | DHL FEDEX TNT EMS UPS |
| Application | Excavator |
| Product Name | Bolt |
| Brand Name | YNF |
| Model Number | M12-34(46) |
| Certification | CE |
| Place of Origin | China |
View Detail Information
Explore similar products
Centaflex Rubber Coupling 2019608 3633643 MikiPulley 778322 Hydraulic Pump
Bowex Elastic Excavator Coupling 48HE D-48407 Rheine ELASTIC Rubber Couplings
Black Centaflex Rubber Excavator Coupling type 4A for Excavator Engine
High Temperature Rubber Excavator Coupling Centaflex CF-A-004 O-Type
Product Specification
| Payment Terms | T/T,PAYPAL,WESTERN UNION | Supply Ability | 5000 sets per week |
| Delivery Time | 7-15 working days | Packaging Details | Neutural Packing |
| Brand | OEM | MOQ | 1 Piece |
| OEM/ODM | Acceptable | Shipment | DHL FEDEX TNT EMS UPS |
| Application | Excavator | Product Name | Bolt |
| Brand Name | YNF | Model Number | M12-34(46) |
| Certification | CE | Place of Origin | China |
| High Light | 12mm spline bolt excavator coupling ,M12-34 internal hex screw ,spline bolt with internal hex | ||
YNF02122 12mm Spline Bolt M12-34(46) Internal Hex Screw
The YNF02122 Spline Bolt is a precision-engineered fastener designed for construction machinery, hydraulic components, and industrial applications. With a 12mm spline head, M12 thread, and internal hex drive, this bolt ensures strong torque transmission, secure fastening, and excellent durability under continuous operation.
12mm spline head with internal hex for efficient torque application
Thread specification: M12 (standard pitch)
Available lengths: 34mm / 46mm
Made from high-strength alloy steel for enhanced durability
Excellent resistance to vibration, impact, and mechanical stress
Precision-machined for accurate fit and stable fastening
Suitable for hydraulic cylinders, machinery joints, and structural components
Direct OEM-comparable replacement bolt
| Parameters | Details |
|---|---|
| OEM/ODM | Acceptable |
| MOQ | 1 Piece |
| Brand | OEM |
| Product Name | Bolt |
| Packaging Details | Neutural Packing |
| Shipment | DHL FEDEX TNT EMS UPS |
| Availablity | In stock |
| Color | Customized |
| Application | Excavator |
| Packaging | Plastic bag |
Excavators and construction machinery
Hydraulic cylinder mounting points
Industrial machinery and mechanical assemblies
Structural fastening and general machinery repair
Ideal for maintenance, repair, and replacement purposes
Thread and size confirmation before shipment
Technical assistance and installation guidance
OEM matching and compatibility checks
Custom fasteners available upon request
Bolts individually bagged to protect from corrosion and scratches
Export-standard cartons for safe transportation
Optional neutral or YNF-branded packaging
Supports mixed shipments with other parts
Q1: Can this bolt replace the original OEM fastener?
A: Yes. It is produced to OEM-equivalent standards. Provide photos or part numbers for accuracy.
Q2: What material is the bolt made of?
A: High-strength alloy steel engineered for demanding mechanical environments.
Q3: Can I order mixed lengths in one order?
A: Yes, mixed lengths (34mm & 46mm) are supported.
![]()
![]()
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
1993
Total Annual:
1,500,000-1,800,000
Employee Number:
80~120
Ecer Certification:
Verified Supplier
Your Trusted Excavator Parts Supplier – Manufacturer & One-Stop Sourcing Solution Looking for a reliable supplier of excavator parts? Whether you need OEM services or a complete range of parts, we provide the best solutions for your business. As both a manufacturer and trading company, ... Your Trusted Excavator Parts Supplier – Manufacturer & One-Stop Sourcing Solution Looking for a reliable supplier of excavator parts? Whether you need OEM services or a complete range of parts, we provide the best solutions for your business. As both a manufacturer and trading company, ...
Get in touch with us
Leave a Message, we will call you back quickly!