


Sandvik / Tamrock
807 401 89 BACK-UP RING
RANGER 700-2
Available — Request Quote| Part Number | 807 401 89 |
| Description | BACK-UP RING |
| Brand | Sandvik (Tamrock) |
| Assembly | DUAL RELIEF VALVE ASSY |
| Type | Drill Rig Spare Part |
Quick answer
807 401 89 (also written 80740189 or 807-401-89) is a Sandvik back-up ring spare part used in the DUAL RELIEF VALVE ASSY assembly of the Sandvik RANGER 700-2. Verified compatible with 16 Sandvik machine models including CHA560, CHA700, LİNER 100. 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: 80740189, 807 401 89, 807-401-89.
Compatible machines
16
OEM cross-reference
807 401 89
About Sandvik 807 401 89 BACK-UP RING
An essential element of the DUAL RELIEF VALVE ASSY in the Sandvik RANGER 700-2, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.
This is an OEM-compatible aftermarket replacement part for the Sandvik RANGER 700-2 (RANGER 700-2). 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.


