Sandvik / Tamrock
551 879 21 Motor, Electric
DD321-40C
| Part Number | 551 879 21 |
| Description | Motor, Electric |
| Brand | Sandvik (Tamrock) |
| Assembly | Cooler Assembly |
| Type | Drill Rig Spare Part |
Quick answer
551 879 21 (also written 55187921, 551-879-21, or 551.879.21) is a Sandvik motor, electric spare part used in the Cooler Assembly assembly of the Sandvik DD321-40C. Verified compatible with 1 Sandvik machine model including DD321-40C. 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: 55187921, 551 879 21, 551-879-21.
Compatible machines
1
OEM cross-reference
551 879 21
About Sandvik 551 879 21 Motor, Electric
A critical power source within the Cooler Assembly of the Sandvik DD321-40C, this motor converts energy into mechanical motion for drilling operations. Proper motor maintenance, including regular fluid changes and seal inspection, ensures maximum equipment uptime and efficiency.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD321-40C (DD321-40C). 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.