Sandvik / Tamrock
551 599 63 O-ring
DX700
Available — Request Quote| Part Number | 551 599 63 |
| Description | O-ring |
| Brand | Sandvik (Tamrock) |
| Assembly | REDUCTION GEAR |
| Type | Drill Rig Spare Part |
Quick answer
551 599 63 (also written 55159963 or 551-599-63) is a Sandvik o-ring spare part used in the REDUCTION GEAR assembly of the Sandvik DX700. Verified compatible with 3 Sandvik machine models including DC550, DX700, RANGER DX800. 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: 55159963, 551 599 63, 551-599-63.
Compatible machines
3
OEM cross-reference
551 599 63
About Sandvik 551 599 63 O-ring
A precision-molded sealing element for the Sandvik DX700, this O-ring is used in the REDUCTION GEAR to create a reliable static or dynamic seal. Even minor O-ring deterioration can lead to system pressure loss, so scheduled replacement during routine maintenance is strongly recommended.
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.
