


Sandvik / Tamrock
551 850 77 Mounting support
DX800
| Part Number | 551 850 77 |
| Description | Mounting support |
| Brand | Sandvik (Tamrock) |
| Assembly | 16 |
| Type | Drill Rig Spare Part |
Quick answer
551 850 77 (also written 55185077, 551-850-77, or 551.850.77) is a Sandvik mounting support spare part used in the 16 assembly of the Sandvik DX800. Verified compatible with 2 Sandvik machine models including DX780, DX800. 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: 55185077, 551 850 77, 551-850-77.
Compatible machines
2
OEM cross-reference
551 850 77
About Sandvik 551 850 77 Mounting support
This component is part of the 16 assembly in the Sandvik DX800. 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 DX800 (DX800). 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.







