


Epiroc / Atlas Copco
9121 5987 05 VALVE
Boomer E2 C Drill Rig Spare Part
| Part Number | 9121 5987 05 |
| Description | VALVE |
| Brand | Epiroc (Atlas Copco) |
| Assembly | HYDR. CYLINDER |
| Type | Drill Rig Spare Part |
Quick answer
9121 5987 05 (also written 9121598705, 9121-5987-05, or 9121.5987.05) is a Epiroc valve spare part used in the HYDR. CYLINDER assembly of the Epiroc Boomer E2 C. Verified compatible with 2 Epiroc machine models including Boomer E2 C, Boomer L2D 8999 1009 00. 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: 9121598705, 9121 5987 05, 9121-5987-05.
Compatible machines
2
OEM cross-reference
9121 5987 05
About Epiroc 9121 5987 05 VALVE
This valve controls fluid flow and pressure within the hydraulic or pneumatic system of the Sandvik Boomer E2 C. Part of the HYDR. CYLINDER, 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 Epiroc Boomer E2 C (Boomer E2 C). 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.









