


Sandvik / Tamrock
551 888 17 Thrust
DD321-40
| Part Number | 551 888 17 |
| Description | Thrust |
| Brand | Sandvik (Tamrock) |
| Assembly | COVER ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
551 888 17 (also written 55188817, 551-888-17, or 551.888.17) is a Sandvik thrust spare part used in the COVER ASSEMBLY assembly of the Sandvik DD321-40. Verified compatible with 3 Sandvik machine models including DD321-40, DD321-40C, DL431-7C. 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: 55188817, 551 888 17, 551-888-17.
Compatible machines
3
OEM cross-reference
551 888 17
About Sandvik 551 888 17 Thrust
This component is part of the COVER ASSEMBLY assembly in the Sandvik DD321-40. 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 DD321-40 (DD321-40). 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.







