


Sandvik / Tamrock
551 657 07n Electric Components Assembly
DD421-60C
| Part Number | 551 657 07n |
| Description | Electric Components Assembly |
| Brand | Sandvik (Tamrock) |
| Assembly | 06 |
| Type | Drill Rig Spare Part |
Quick answer
551 657 07n (also written 55165707n, 551-657-07n, or 551.657.07n) is a Sandvik electric components assembly spare part used in the 06 assembly of the Sandvik DD421-60C. Verified compatible with 1 Sandvik machine model including 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: 55165707n, 551 657 07n, 551-657-07n.
Compatible machines
1
OEM cross-reference
551 657 07n
About Sandvik 551 657 07n Electric Components Assembly
An essential element of the 06 in the Sandvik DD421-60C, 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 DD421-60C (DD421-60C). 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.







