


Sandvik / Tamrock
551 684 38g FILLING ADAPTER
DD321-40
| Part Number | 551 684 38g |
| Description | FILLING ADAPTER |
| Brand | Sandvik (Tamrock) |
| Assembly | 13 |
| Type | Drill Rig Spare Part |
Quick answer
551 684 38g (also written 55168438g, 551-684-38g, or 551.684.38g) is a Sandvik filling adapter spare part used in the 13 assembly of the Sandvik DD321-40. Verified compatible with 6 Sandvik machine models including DD321-40, DD421-60, DD421-60C. 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: 55168438g, 551 684 38g, 551-684-38g.
Compatible machines
6
OEM cross-reference
551 684 38g
About Sandvik 551 684 38g FILLING ADAPTER
This component is part of the 13 assembly in the Sandvik DD321-40. Maintaining OEM-compatible replacement parts ensures reliable machine performance and minimizes downtime in demanding mining and drilling operations.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD321-40 (DD321-40). 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.







