Sandvik / Tamrock
866 788 89a Valve, Check
DD321-40
| Part Number | 866 788 89a |
| Description | Valve, Check |
| Brand | Sandvik (Tamrock) |
| Assembly | Injection System, Water |
| Type | Drill Rig Spare Part |
Quick answer
866 788 89a (also written 86678889a, 866-788-89a, or 866.788.89a) is a Sandvik valve, check spare part used in the Injection System, Water assembly of the Sandvik DD321-40. Verified compatible with 7 Sandvik machine models including DB120, DD321-40, DL432i. 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: 86678889a, 866 788 89a, 866-788-89a.
Compatible machines
7
OEM cross-reference
866 788 89a
About Sandvik 866 788 89a Valve, Check
This valve controls fluid flow and pressure within the hydraulic or pneumatic system of the Sandvik DD321-40. Part of the Injection System, Water, it ensures precise regulation of drilling parameters including feed force, percussion frequency, and rotation speed.
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.
