


Sandvik / Tamrock
550 831 78 POWER EXTRACTION ASSEMBLY
DP1100i
| Part Number | 550 831 78 |
| Description | POWER EXTRACTION ASSEMBLY |
| Brand | Sandvik (Tamrock) |
| Assembly | 07 |
| Type | Drill Rig Spare Part |
Quick answer
550 831 78 (also written 55083178, 550-831-78, or 550.831.78) is a Sandvik power extraction assembly spare part used in the 07 assembly of the Sandvik DP1100i. Verified compatible with 1 Sandvik machine model including DP1100i. 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: 55083178, 550 831 78, 550-831-78.
Compatible machines
1
OEM cross-reference
550 831 78
About Sandvik 550 831 78 POWER EXTRACTION ASSEMBLY
An essential element of the 07 in the Sandvik DP1100i, 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 DP1100i (DP1100i). 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.



