


Sandvik / Tamrock
550 999 72 Sign
DL421-7C
| Part Number | 550 999 72 |
| Description | Sign |
| Brand | Sandvik (Tamrock) |
| Assembly | FINISHING MODULE |
| Type | Drill Rig Spare Part |
Quick answer
550 999 72 (also written 55099972, 550-999-72, or 550.999.72) is a Sandvik sign spare part used in the FINISHING MODULE assembly of the Sandvik DL421-7C. Verified compatible with 1 Sandvik machine model including DL421-7C. 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: 55099972, 550 999 72, 550-999-72.
Compatible machines
1
OEM cross-reference
550 999 72
About Sandvik 550 999 72 Sign
An essential element of the FINISHING MODULE in the Sandvik DL421-7C, 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 DL421-7C (DL421-7C). 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.

