


Sandvik / Tamrock
550 309 35a Sign
DD321-40
Available — Request Quote| Part Number | 550 309 35a |
| Description | Sign |
| Brand | Sandvik (Tamrock) |
| Assembly | Cooler assembly |
| Type | Drill Rig Spare Part |
Quick answer
550 309 35a (also written 55030935a or 550-309-35a) is a Sandvik sign spare part used in the Cooler assembly assembly of the Sandvik DX700. Verified compatible with 34 Sandvik machine models including DD320-40, DD320S, DD321-40. 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: 55030935a, 550 309 35a, 550-309-35a.
Compatible machines
34
OEM cross-reference
550 309 35a
About Sandvik 550 309 35a Sign
An essential element of the Cooler assembly in the Sandvik DX700, 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 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.

