Sandvik / Tamrock
550 539 12 RING NUT
DT820
| Part Number | 550 539 12 |
| Description | RING NUT |
| Brand | Sandvik (Tamrock) |
| Assembly | DIFFERENTIAL ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
550 539 12 (also written 55053912, 550-539-12, or 550.539.12) is a Sandvik ring nut spare part used in the DIFFERENTIAL ASSEMBLY assembly of the Sandvik DX700. Verified compatible with 27 Sandvik machine models including AXERA 8-290, DD321-40, DD421-60. 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: 55053912, 550 539 12, 550-539-12.
Compatible machines
27
OEM cross-reference
550 539 12
About Sandvik 550 539 12 RING NUT
Designed for the demanding environment of the Sandvik DX700, this fastening component secures critical elements within the DIFFERENTIAL ASSEMBLY. Mining equipment fasteners are subject to strict torque specifications and material requirements to maintain structural safety during operation.
This is an OEM-compatible aftermarket replacement part for the Sandvik DX700 (DX700). 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.
