


Sandvik / Tamrock
315 134 78B HYDR. CIRCUIT DIAGRAM, DRILLIN
DC301R
| Part Number | 315 134 78B |
| Description | HYDR. CIRCUIT DIAGRAM, DRILLIN |
| Brand | Sandvik (Tamrock) |
| Assembly | 05 |
| Type | Drill Rig Spare Part |
Quick answer
315 134 78B (also written 31513478B, 315-134-78B, or 315.134.78B) is a Sandvik hydr. circuit diagram, drillin spare part used in the 05 assembly of the Sandvik DC301R. Verified compatible with 2 Sandvik machine models including COMMANDO 300, DC301R. 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: 31513478B, 315 134 78B, 315-134-78B.
Compatible machines
2
OEM cross-reference
315 134 78B
About Sandvik 315 134 78B HYDR. CIRCUIT DIAGRAM, DRILLIN
This component is part of the 05 assembly in the Sandvik DC301R. Maintaining OEM-compatible replacement parts ensures reliable machine performance and minimizes downtime in demanding mining and drilling operations.
This is an OEM-compatible aftermarket replacement part for the Sandvik DC301R (DC301R). 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.

