


Sandvik / Tamrock
552 049 90a Shaft
DI550
| Part Number | 552 049 90a |
| Description | Shaft |
| Brand | Sandvik (Tamrock) |
| Assembly | Head, Rotation |
| Type | Drill Rig Spare Part |
Quick answer
552 049 90a (also written 55204990a, 552-049-90a, or 552.049.90a) is a Sandvik shaft spare part used in the Head, Rotation assembly of the Sandvik DI550. Verified compatible with 1 Sandvik machine model including DI550. 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: 55204990a, 552 049 90a, 552-049-90a.
Compatible machines
1
OEM cross-reference
552 049 90a
About Sandvik 552 049 90a Shaft
An essential drivetrain component in the Sandvik DI550, this shaft serves the Head, Rotation by reliably transferring torque and rotational motion. Manufactured from high-strength alloy steel, it withstands the continuous mechanical stress of mining and drilling applications.
This is an OEM-compatible aftermarket replacement part for the Sandvik DI550 (DI550). 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
What are signs of shaft wear in drilling machines?
Symptoms include increased vibration during operation, unusual noise from the drivetrain, visible wear marks or scoring on shaft surfaces, and difficulty maintaining proper alignment of connected components.

