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4198793
| Availability: | |
|---|---|
| Item | Specification |
|---|---|
| Part Number | HPA-ASSY-2 |
| Alternative Part Number | 4198793 |
| Product Name | Hinge Pin Assembly / Top Lock Assembly / Locking Pin |
| Product Type | Ground Engaging Tool (GET) Retention Component / Hardware |
| Single Weight | 1.2 kgs (2.6 lbs) |
| Material | High-strength alloy steel, heat-treated |
| Application | Secures and locks bucket teeth, adapters, or wear components |
| Industry Focus | Mining, Quarrying, Heavy Excavation, Construction |
HPA-ASSY-2 hinge pin assembly
4198793 top lock assembly
Locking pin for bucket teeth
GET retention pin
1.2 kg locking pin
Replacement hinge pin for mining equipment
Top lock assembly for excavator bucket
The HPA-ASSY-2 Hinge Pin Assembly (Top Lock Assembly) is a genuine OEM-specification retention component designed for securing bucket teeth, adapters, and other ground engaging tools (GET). This locking pin provides a secure, reliable method of attaching wear components to heavy equipment buckets.
The assembly includes the pin and necessary retention components to ensure proper locking during operation. Manufactured from high-strength alloy steel with heat treatment, this hinge pin provides maximum durability and wear resistance in demanding mining and construction applications.
| Feature | Benefit |
|---|---|
| Complete Assembly | Includes pin and retention components - ready to install |
| Heat-Treated Alloy Steel | Maximum strength and wear resistance |
| Top Lock Design | Secure locking mechanism prevents unintended release |
| Precision Manufacturing | Ensures proper fit in mating components |
| Direct OEM Replacement | Guaranteed fit and performance |
| Corrosion Resistant | Suitable for harsh environments |
| Equipment Type | Application |
|---|---|
| Excavator Buckets | Securing teeth to adapters |
| Wheel Loader Buckets | Locking GET components |
| Mining Shovels | Attachment of wear parts |
| Dozer Blades | Securing cutting edges |
Alignment: Ensure component holes are properly aligned before pin insertion
Installation: Insert pin fully until locking mechanism engages
Locking: Verify top lock assembly is properly secured
Regular Inspection: Check for wear, loosening, or damage during routine maintenance
Replacement: Replace if pin shows signs of wear, bending, or if locking mechanism fails
Lubrication: Apply anti-seize or grease as recommended by OEM
| Condition | Action |
|---|---|
| New pin - smooth surface | Normal operation |
| Minor surface wear | Continue monitoring |
| Grooving or significant wear | Replace pin |
| Bent or deformed pin | Replace immediately |
| Locking mechanism failure | Replace assembly |
| Item | Detail |
|---|---|
| Part Number | HPA-ASSY-2 / 4198793 |
| Type | Hinge Pin Assembly / Top Lock Assembly |
| Weight | 1.2 kg per piece |
| Packaging | Individual or bulk |
Note: This is a hinge pin / top lock assembly used for securing ground engaging tools (GET) on mining and construction equipment. Verify compatibility with your specific adapter, tooth, or wear component before ordering. For critical applications, always use new locking pins when installing new wear parts to ensure proper retention and safety.
