


Sandvik / Tamrock
869 934 09 O-RING
DL310-7P
Available — Request Quote| Part Number | 869 934 09 |
| Description | O-RING |
| Brand | Sandvik (Tamrock) |
| Assembly | SENSOR MOUNTING |
| Type | Drill Rig Spare Part |
Quick answer
869 934 09 (also written 86993409 or 869-934-09) is a Sandvik o-ring spare part used in the SENSOR MOUNTING assembly of the Sandvik DX700. Verified compatible with 8 Sandvik machine models including DL310-7P, DL311-7, DL321-7. 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: 86993409, 869 934 09, 869-934-09.
Compatible machines
8
OEM cross-reference
869 934 09
About Sandvik 869 934 09 O-RING
This O-ring provides critical sealing in the hydraulic or pneumatic circuits of the Sandvik DX700. Part of the SENSOR MOUNTING, it prevents fluid leakage at connection points and maintains system pressure integrity essential for efficient drilling operations.
This is an OEM-compatible aftermarket replacement part for the Sandvik DX700 (DX700). 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 do O-rings fail in drilling equipment?
O-rings fail due to chemical degradation from hydraulic fluid, extreme temperature cycling, excessive pressure spikes, improper installation (twisting or pinching), and age-related hardening. Using the correct material compound for each application is critical.





