


Sandvik / Tamrock
550 312 55 COVER PLATE
COMMANDO 120R
| Part Number | 550 312 55 |
| Description | COVER PLATE |
| Brand | Sandvik (Tamrock) |
| Assembly | COVERS ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
550 312 55 (also written 55031255, 550-312-55, or 550.312.55) is a Sandvik cover plate spare part used in the COVERS ASSEMBLY assembly of the Sandvik COMMANDO 120R. Verified compatible with 3 Sandvik machine models including COMMANDO 120 RF, COMMANDO 120R, LİNER 100. 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: 55031255, 550 312 55, 550-312-55.
Compatible machines
3
OEM cross-reference
550 312 55
About Sandvik 550 312 55 COVER PLATE
This plate component serves a structural or protective function in the COVERS ASSEMBLY of the Sandvik COMMANDO 120R. Plates in drilling equipment must resist wear, impact, and environmental corrosion while maintaining dimensional accuracy for proper assembly alignment.
This is an OEM-compatible aftermarket replacement part for the Sandvik COMMANDO 120R (COMMANDO 120R). 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.

