


Sandvik / Tamrock
550 255 70b Joystick
DX780R
| Part Number | 550 255 70b |
| Description | Joystick |
| Brand | Sandvik (Tamrock) |
| Assembly | TRANSMITTER |
| Type | Drill Rig Spare Part |
Quick answer
550 255 70b (also written 55025570b, 550-255-70b, or 550.255.70b) is a Sandvik joystick spare part used in the TRANSMITTER assembly of the Sandvik DX780R. Verified compatible with 2 Sandvik machine models including DX500R, DX780R. 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: 55025570b, 550 255 70b, 550-255-70b.
Compatible machines
2
OEM cross-reference
550 255 70b
About Sandvik 550 255 70b Joystick
An essential element of the TRANSMITTER in the Sandvik DX780R, 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 DX780R (DX780R). 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.

