


Sandvik / Tamrock
550 593 75 SINAL
DS421
Available — Request Quote| Part Number | 550 593 75 |
| Description | SINAL |
| Brand | Sandvik (Tamrock) |
| Assembly | ELECTRICAL ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
550 593 75 (also written 55059375 or 550-593-75) is a Sandvik sinal spare part used in the ELECTRICAL ASSEMBLY assembly of the Sandvik DS421. Verified compatible with 3 Sandvik machine models including DS420, DS421, DS421-C. 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: 55059375, 550 593 75, 550-593-75.
Compatible machines
3
OEM cross-reference
550 593 75
About Sandvik 550 593 75 SINAL
An essential element of the ELECTRICAL ASSEMBLY in the Sandvik DS421, 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 DS421 (DS421). 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.

