


Sandvik / Tamrock
870 439 59c Load-break switch
DD320-40
| Part Number | 870 439 59c |
| Description | Load-break switch |
| Brand | Sandvik (Tamrock) |
| Assembly | ELECTRIC SWITCHGEAR CABINET ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
870 439 59c (also written 87043959c, 870-439-59c, or 870.439.59c) is a Sandvik load-break switch spare part used in the ELECTRIC SWITCHGEAR CABINET ASSEMBLY assembly of the Sandvik DD320-40. Verified compatible with 7 Sandvik machine models including DD320-40, DL430-7, DS410. 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: 87043959c, 870 439 59c, 870-439-59c.
Compatible machines
7
OEM cross-reference
870 439 59c
About Sandvik 870 439 59c Load-break switch
An essential element of the ELECTRIC SWITCHGEAR CABINET ASSEMBLY in the Sandvik DD320-40, 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 DD320-40 (DD320-40). 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.







