


Sandvik / Tamrock
688401 Adapter, Rubber
DI550
| Part Number | 688401 |
| Description | Adapter, Rubber |
| Brand | Sandvik (Tamrock) |
| Assembly | PRIMARY CYCLONE |
| Type | Drill Rig Spare Part |
Quick answer
688401 (also written 688401) is a Sandvik adapter, rubber spare part used in the PRIMARY CYCLONE assembly of the Sandvik DI550. Verified compatible with 1 Sandvik machine model including 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: 688401, 688401, 688401.
Compatible machines
1
OEM cross-reference
688401
About Sandvik 688401 Adapter, Rubber
An essential element of the PRIMARY CYCLONE in the Sandvik DI550, 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 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 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.

