


Sandvik / Tamrock
550 433 81e BRAO, CONTROLE
DD321-40
Available — Request Quote| Part Number | 550 433 81e |
| Description | BRAO, CONTROLE |
| Brand | Sandvik (Tamrock) |
| Assembly | Assembly |
| Type | Drill Rig Spare Part |
Quick answer
550 433 81e (also written 55043381e or 550-433-81e) is a Sandvik brao, controle spare part used in the Assembly assembly of the Sandvik DD321-40. Verified compatible with 19 Sandvik machine models including DD320S, 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: 55043381e, 550 433 81e, 550-433-81e.
Compatible machines
19
OEM cross-reference
550 433 81e
About Sandvik 550 433 81e BRAO, CONTROLE
An essential element of the Assembly in the Sandvik DD321-40, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.
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.

