Sandvik / Tamrock
552 111 13 O-ring
DI550
| Part Number | 552 111 13 |
| Description | O-ring |
| Brand | Sandvik (Tamrock) |
| Assembly | Piston pump |
| Type | Drill Rig Spare Part |
Quick answer
552 111 13 (also written 55211113, 552-111-13, or 552.111.13) is a Sandvik o-ring spare part used in the Piston pump assembly of the Sandvik DI550. Verified compatible with 2 Sandvik machine models including DI550, LEOPARD DI550. 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: 55211113, 552 111 13, 552-111-13.
Compatible machines
2
OEM cross-reference
552 111 13
About Sandvik 552 111 13 O-ring
A precision-molded sealing element for the Sandvik DI550, this O-ring is used in the Piston pump 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 DI550 (DI550). 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.
