
Sandvik / Tamrock
850 586 99 OMEGA COUPLING
CHA560
| Part Number | 850 586 99 |
| Description | OMEGA COUPLING |
| Brand | Sandvik (Tamrock) |
| Assembly | GEAR BOX ASSY |
| Type | Drill Rig Spare Part |
Quick answer
850 586 99 (also written 85058699, 850-586-99, or 850.586.99) is a Sandvik omega coupling spare part used in the GEAR BOX ASSY assembly of the Sandvik CHA560. Verified compatible with 1 Sandvik machine model including CHA560. 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: 85058699, 850 586 99, 850-586-99.
Compatible machines
1
OEM cross-reference
850 586 99
About Sandvik 850 586 99 OMEGA COUPLING
This component is part of the GEAR BOX ASSY assembly in the Sandvik CHA560. 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 CHA560 (CHA560). 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.



