


Sandvik / Tamrock
551 529 20 HYDRAULIC DIAGRAM
DX780R
| Part Number | 551 529 20 |
| Description | HYDRAULIC DIAGRAM |
| Brand | Sandvik (Tamrock) |
| Assembly | 04 |
| Type | Drill Rig Spare Part |
Quick answer
551 529 20 (also written 55152920, 551-529-20, or 551.529.20) is a Sandvik hydraulic diagram spare part used in the 04 assembly of the Sandvik DX780R. Verified compatible with 1 Sandvik machine model including DX780R. 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: 55152920, 551 529 20, 551-529-20.
Compatible machines
1
OEM cross-reference
551 529 20
About Sandvik 551 529 20 HYDRAULIC DIAGRAM
An essential element of the 04 in the Sandvik DX780R, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.
This is an OEM-compatible aftermarket replacement part for the Sandvik DX780R (DX780R). 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.

