


Sandvik / Tamrock
864 257 79 DIRECT. CONTROL VALVE
DD320-40
Available — Request Quote| Part Number | 864 257 79 |
| Description | DIRECT. CONTROL VALVE |
| Brand | Sandvik (Tamrock) |
| Assembly | CONTROL BLOCK |
| Type | Drill Rig Spare Part |
Quick answer
864 257 79 (also written 86425779 or 864-257-79) is a Sandvik direct. control valve spare part used in the CONTROL BLOCK assembly of the Sandvik DD320-40. Verified compatible with 16 Sandvik machine models including AXERA 6-240, AXERA 7-240, AXERA 8-290. Available as an aftermarket replacement drill part from BK Drilling — Turkey-based Sandvik and Epiroc spare parts supplier serving mining contractors worldwide. Quote on request via WhatsApp; typical lead time 3-7 days for stock items.
Part code alternate forms: 86425779, 864 257 79, 864-257-79.
Compatible machines
16
OEM cross-reference
864 257 79
About Sandvik 864 257 79 DIRECT. CONTROL VALVE
This valve controls fluid flow and pressure within the hydraulic or pneumatic system of the Sandvik DD320-40. Part of the CONTROL BLOCK, it ensures precise regulation of drilling parameters including feed force, percussion frequency, and rotation speed.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD320-40 (DD320-40). Also compatible with Tamrock branded equipment of the same model series. BK Drilling supplies this part with fast worldwide shipping and competitive pricing.
Frequently asked questions
Why use OEM-compatible parts for Sandvik drilling equipment?
OEM-compatible parts are manufactured to the same dimensional tolerances and material specifications as original components, ensuring proper fit, reliable performance, and maintaining the designed safety margins of the drilling machine.