Sandvik / Tamrock
551 801 11b Valve Assembly
DD321-40
| Part Number | 551 801 11b |
| Description | Valve Assembly |
| Brand | Sandvik (Tamrock) |
| Assembly | Jack Beam Assembly |
| Type | Drill Rig Spare Part |
Quick answer
551 801 11b (also written 55180111b, 551-801-11b, or 551.801.11b) is a Sandvik valve assembly spare part used in the Jack Beam 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: 55180111b, 551 801 11b, 551-801-11b.
Compatible machines
2
OEM cross-reference
551 801 11b
About Sandvik 551 801 11b Valve Assembly
This valve controls fluid flow and pressure within the hydraulic or pneumatic system of the Sandvik DD321-40. Part of the Jack Beam Assembly, 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.
