


Sandvik / Tamrock
550 565 26 SIGN
DT821-C
| Part Number | 550 565 26 |
| Description | SIGN |
| Brand | Sandvik (Tamrock) |
| Assembly | JUNCTION BOX ASSY |
| Type | Drill Rig Spare Part |
Quick answer
550 565 26 (also written 55056526, 550-565-26, or 550.565.26) is a Sandvik sign spare part used in the JUNCTION BOX ASSY assembly of the Sandvik DT821-C. Verified compatible with 6 Sandvik machine models including AXERA T08 S-290C, DT1132i, DT1330i. 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: 55056526, 550 565 26, 550-565-26.
Compatible machines
6
OEM cross-reference
550 565 26
About Sandvik 550 565 26 SIGN
An essential element of the JUNCTION BOX ASSY in the Sandvik DT821-C, 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 DT821-C (DT821-C). 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.






