Sandvik / Tamrock
551 717 46a Backing frame
DL421-7C
| Part Number | 551 717 46a |
| Description | Backing frame |
| Brand | Sandvik (Tamrock) |
| Assembly | Cover assembly |
| Type | Drill Rig Spare Part |
Quick answer
551 717 46a (also written 55171746a, 551-717-46a, or 551.717.46a) is a Sandvik backing frame spare part used in the Cover assembly 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: 55171746a, 551 717 46a, 551-717-46a.
Compatible machines
1
OEM cross-reference
551 717 46a
About Sandvik 551 717 46a Backing frame
An essential element of the Cover assembly 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.