


Sandvik / Tamrock
550 570 69 CONTROL BLOCK ASSEMBLY
DD321-40
| Part Number | 550 570 69 |
| Description | CONTROL BLOCK ASSEMBLY |
| Brand | Sandvik (Tamrock) |
| Assembly | 12 |
| Type | Drill Rig Spare Part |
Quick answer
550 570 69 (also written 55057069, 550-570-69, or 550.570.69) is a Sandvik control block assembly spare part used in the 12 assembly of the Sandvik DD321-40. Verified compatible with 2 Sandvik machine models including DD321-40, DD321-40C. 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: 55057069, 550 570 69, 550-570-69.
Compatible machines
2
OEM cross-reference
550 570 69
About Sandvik 550 570 69 CONTROL BLOCK ASSEMBLY
This component is part of the 12 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.







