


Sandvik / Tamrock
551 655 85 Beam, Jack
DD421-60C
| Part Number | 551 655 85 |
| Description | Beam, Jack |
| Brand | Sandvik (Tamrock) |
| Assembly | Jack Beam Assembly |
| Type | Drill Rig Spare Part |
Quick answer
551 655 85 (also written 55165585, 551-655-85, or 551.655.85) is a Sandvik beam, jack spare part used in the Jack Beam Assembly assembly of the Sandvik DD421-60C. Verified compatible with 3 Sandvik machine models including DD421-60, DD421-60C, DT721. 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: 55165585, 551 655 85, 551-655-85.
Compatible machines
3
OEM cross-reference
551 655 85
About Sandvik 551 655 85 Beam, Jack
An essential element of the Jack Beam Assembly 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.







