


Sandvik / Tamrock
550 040 21 PIPE ASSEMBLY
DD320-40
| Part Number | 550 040 21 |
| Description | PIPE ASSEMBLY |
| Brand | Sandvik (Tamrock) |
| Assembly | CRADLE |
| Type | Drill Rig Spare Part |
Quick answer
550 040 21 (also written 55004021, 550-040-21, or 550.040.21) is a Sandvik pipe assembly spare part used in the CRADLE assembly of the Sandvik DD320-40. Verified compatible with 1 Sandvik machine model including DD320-40. 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: 55004021, 550 040 21, 550-040-21.
Compatible machines
1
OEM cross-reference
550 040 21
Reference image
Available
About Sandvik 550 040 21 PIPE ASSEMBLY
This component is part of the CRADLE assembly in the Sandvik DD320-40. 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 DD320-40 (DD320-40). 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.









