RHB313 Piston Hydraulic Breaker Piston Excavator Hammer Replacement Parts
RHB313 Piston Hydraulic Breaker Piston Excavator Hammer Replacement Parts
Product Description
RHB313 piston is a high-performance core component designed for RHB313 hydraulic breakers. It is produced with high-grade alloy steel and adopts precision forging, integral quenching tempering and precision grinding processing. This piston has excellent impact resistance, high dimensional accuracy and good sealing compatibility, which can maintain stable performance under long-term heavy-duty working conditions. It is widely used for maintenance, replacement and overhaul of construction machinery hydraulic breakers, with reliable quality and long service life.
| Attribute | Attribute Value |
| Product Name | RHB313 Piston |
| Model | RHB313 |
| Application | Hydraulic Breaker / Excavator Rock Hammer |
| Material | High Grade Alloy Steel |
| Processing | Precision Forging + Quenching Tempering + Precision Grinding |
| Quality Standard | OEM Replacement Standard |
| Test Item | Dimensional Accuracy & Hardness Test |
| Warranty | 3 Months |
| MOQ | 1 Piece |
| Package | Neutral Carton / Plywood Case |
| Supply Ability | In Stock & Fast Shipment |


Key Features
- High-grade alloy steel material with excellent toughness and wear resistance
- Integral heat treatment to ensure stable hardness and anti-fatigue performance
- Precision grinding for perfect matching with cylinder and seal parts
- Strict quality control to ensure interchangeable with original parts
- Stable performance under high pressure and heavy impact working conditions

Supply & Service
- Large inventory for fast delivery
- Support sample order and bulk order
- Professional quality inspection before shipment
- Custom packaging and logo service availabl
Why Choose Guangzhou Huilian Hydraulic Technology Co., LTD.
- Factory direct supply, competitive price
- Strict quality control system
- Rich experience in hydraulic breaker parts
- Safe payment and reliable logistics


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