
Sandvik / Tamrock
BG 001 744 51d Valve Assembly
DD321-40
| Part Number | BG 001 744 51d |
| Description | Valve Assembly |
| Brand | Sandvik (Tamrock) |
| Assembly | Rear Module |
| Type | Drill Rig Spare Part |
Quick answer
BG 001 744 51d (also written BG00174451d, BG-001-744-51d, or BG.001.744.51d) is a Sandvik valve assembly spare part used in the Rear Module assembly of the Sandvik DD321-40. Verified compatible with 8 Sandvik machine models including DD320S, 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: BG00174451d, BG 001 744 51d, BG-001-744-51d.
Compatible machines
8
OEM cross-reference
BG 001 744 51d
About Sandvik BG 001 744 51d Valve Assembly
This valve controls fluid flow and pressure within the hydraulic or pneumatic system of the Sandvik DD321-40. Part of the Rear Module, 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.








