Sandvik / Tamrock
550 777 11 Spacer ring
DT821-C
| Part Number | 550 777 11 |
| Description | Spacer ring |
| Brand | Sandvik (Tamrock) |
| Assembly | TOOL |
| Type | Drill Rig Spare Part |
Quick answer
550 777 11 (also written 55077711, 550-777-11, or 550.777.11) is a Sandvik spacer ring spare part used in the TOOL assembly of the Sandvik DT821-C. Verified compatible with 3 Sandvik machine models including DT1330i, DT820-SC, DT821-C. 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: 55077711, 550 777 11, 550-777-11.
Compatible machines
3
OEM cross-reference
550 777 11
About Sandvik 550 777 11 Spacer ring
An essential element of the TOOL 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.
