


Sandvik / Tamrock
552 180 51a Hinge
DD421-60C
Available — Request Quote| Part Number | 552 180 51a |
| Description | Hinge |
| Brand | Sandvik (Tamrock) |
| Assembly | Frame, Backing |
| Type | Drill Rig Spare Part |
Quick answer
552 180 51a (also written 55218051a or 552-180-51a) is a Sandvik hinge spare part used in the Frame, Backing 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: 55218051a, 552 180 51a, 552-180-51a.
Compatible machines
3
OEM cross-reference
552 180 51a
About Sandvik 552 180 51a Hinge
This component is part of the Frame, Backing assembly in the Sandvik DD421-60C. 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 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.

