EX400-3 Excavator Relief Valve 4278501 - Hydraulic Pressure Control for Hitachi EX400-5 Models
The EX400-3 Excavator Relief Valve (Part No. 4278501) is a critical hydraulic component designed to protect excavator hydraulic systems from excessive pressure. This pressure relief valve ensures optimal performance and longevity for Hitachi EX400-3 and EX400-5 excavator models.
| Application | Excavator |
|---|---|
| Part Name | Excavator Relief Valve |
| Model | EX400-3 |
| MOQ | 1 PC |
| Payment Terms | T/T, PayPal |
| Delivery | 1 day after payment received |
| Shipment Methods | Sea, Air, Express, or as required |
| # | Part No | Part Name | Qty |
|---|---|---|---|
| 4334276 | MOTOR; OIL | 1 | |
| 011 | 0365301 | PISTON SUB | |
| 020A | CASING | 1 | |
| 051 | 4278501 | VALVE; RELIEF | |
| 432 | 959499 | RING; RETAINING | 2 |
| 433 | 942517 | RING; RETAINING | 1 |
| 437 | 959502 | RING; RETAINING | 1 |
| 438 | 4069898 | RING; RETAINING | 1 |
| 469 | 0236015 | PLUG | 2 |
| 471 | A811100 | O-RING | 1 |
| 485 | 957366 | O-RING | 1 |
| 487 | 957366 | O-RING | 2 |
| 488 | 4506428 | O-RING | 2 |
| 707 | 0308623 | O-RING | 1 |
- Spare parts individually wrapped with oil paper
- Components placed into small carton boxes
- Small boxes consolidated into larger carton boxes
- Wooden case packaging for sea shipments
- Additional protection with plastic bags
- Custom packaging options available
All products undergo 100% testing before delivery to ensure reliability and performance standards. Our strict quality control process includes model verification, quantity confirmation, and production progress tracking.
We provide comprehensive pre-sales and after-sales services including shipment tracking, quality monitoring during use, and responsive customer support. Our partnership with established forwarders ensures competitive shipping rates and reliable delivery.
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