


Sandvik / Tamrock
551 550 81 Cover
DD321-40
| Part Number | 551 550 81 |
| Description | Cover |
| Brand | Sandvik (Tamrock) |
| Assembly | Compressor Unit |
| Type | Drill Rig Spare Part |
Quick answer
551 550 81 (also written 55155081, 551-550-81, or 551.550.81) is a Sandvik cover spare part used in the Compressor Unit assembly of the Sandvik DX700. Verified compatible with 21 Sandvik machine models including DD321-40, DD321-40C, 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: 55155081, 551 550 81, 551-550-81.
Compatible machines
21
OEM cross-reference
551 550 81
About Sandvik 551 550 81 Cover
This component is part of the Compressor Unit assembly in the Sandvik DX700. 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 DX700 (DX700). 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.









