Sandvik / Tamrock
551 670 64b Valve Assembly
DD321-40
| Part Number | 551 670 64b |
| Description | Valve Assembly |
| Brand | Sandvik (Tamrock) |
| Assembly | 10 |
| Type | Drill Rig Spare Part |
Quick answer
551 670 64b (also written 55167064b, 551-670-64b, or 551.670.64b) is a Sandvik valve assembly spare part used in the 10 assembly of the Sandvik DD321-40. Verified compatible with 6 Sandvik machine models including DD321-40, DD321-40C, DD421-60. 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: 55167064b, 551 670 64b, 551-670-64b.
Compatible machines
6
OEM cross-reference
551 670 64b
About Sandvik 551 670 64b Valve Assembly
This valve controls fluid flow and pressure within the hydraulic or pneumatic system of the Sandvik DD321-40. Part of the 10, 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.
