


Sandvik / Tamrock
550 523 47a Light, Signal
DC122R
| Part Number | 550 523 47a |
| Description | Light, Signal |
| Brand | Sandvik (Tamrock) |
| Assembly | Drawing, Electric, Lay-out |
| Type | Drill Rig Spare Part |
Quick answer
550 523 47a (also written 55052347a, 550-523-47a, or 550.523.47a) is a Sandvik light, signal spare part used in the Drawing, Electric, Lay-out assembly of the Sandvik DC122R. Verified compatible with 7 Sandvik machine models including COMMANDO DC125R, DB120, DC120. 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: 55052347a, 550 523 47a, 550-523-47a.
Compatible machines
7
OEM cross-reference
550 523 47a
About Sandvik 550 523 47a Light, Signal
An essential element of the Drawing, Electric, Lay-out in the Sandvik DC122R, 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 DC122R (DC122R). 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.




