


Sandvik / Tamrock
550 397 74 ENGINE ASSEMBLY
COMMANDO 300
| Part Number | 550 397 74 |
| Description | ENGINE ASSEMBLY |
| Brand | Sandvik (Tamrock) |
| Assembly | CARRIER ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
550 397 74 (also written 55039774, 550-397-74, or 550.397.74) is a Sandvik engine assembly spare part used in the CARRIER ASSEMBLY assembly of the Sandvik COMMANDO 300. Verified compatible with 1 Sandvik machine model including COMMANDO 300. 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: 55039774, 550 397 74, 550-397-74.
Compatible machines
1
OEM cross-reference
550 397 74
About Sandvik 550 397 74 ENGINE ASSEMBLY
An essential element of the CARRIER ASSEMBLY in the Sandvik COMMANDO 300, 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 COMMANDO 300 (COMMANDO 300). 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.

