Sandvik / Tamrock
550 866 91b Adapter
DD321-40
| Part Number | 550 866 91b |
| Description | Adapter |
| Brand | Sandvik (Tamrock) |
| Assembly | Housing assembly |
| Type | Drill Rig Spare Part |
Quick answer
550 866 91b (also written 55086691b, 550-866-91b, or 550.866.91b) is a Sandvik adapter spare part used in the Housing assembly assembly of the Sandvik DD321-40. Verified compatible with 2 Sandvik machine models including 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: 55086691b, 550 866 91b, 550-866-91b.
Compatible machines
2
OEM cross-reference
550 866 91b
About Sandvik 550 866 91b Adapter
This component is part of the Housing assembly assembly in the Sandvik DD321-40. 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 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.
