


Sandvik / Tamrock
550 542 98 GUIDE RING
DS410
| Part Number | 550 542 98 |
| Description | GUIDE RING |
| Brand | Sandvik (Tamrock) |
| Assembly | STEERING CYLINDER |
| Type | Drill Rig Spare Part |
Quick answer
550 542 98 (also written 55054298, 550-542-98, or 550.542.98) is a Sandvik guide ring spare part used in the STEERING CYLINDER assembly of the Sandvik DT821-C. Verified compatible with 13 Sandvik machine models including AXERA 7-240, AXERA 8-290, DD421-60C. 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: 55054298, 550 542 98, 550-542-98.
Compatible machines
13
OEM cross-reference
550 542 98
About Sandvik 550 542 98 GUIDE RING
This component is part of the STEERING CYLINDER assembly in the Sandvik DT821-C. Maintaining OEM-compatible replacement parts ensures reliable machine performance and minimizes downtime in demanding mining and drilling operations.
This is an OEM-compatible aftermarket replacement part for the Sandvik DT821-C (DT821-C). 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.







