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Sandvik / Tamrock
550 307 86 Supporting block
DD421-60C
| Part Number | 550 307 86 |
| Description | Supporting block |
| Brand | Sandvik (Tamrock) |
| Assembly | Fire Suppression System |
| Type | Drill Rig Spare Part |
Quick answer
550 307 86 (also written 55030786, 550-307-86, or 550.307.86) is a Sandvik supporting block spare part used in the Fire Suppression System assembly of the Sandvik DD421-60C. Verified compatible with 9 Sandvik machine models including DD321-40C, DD421-60, DD421-60C. 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: 55030786, 550 307 86, 550-307-86.
Compatible machines
9
OEM cross-reference
550 307 86
About Sandvik 550 307 86 Supporting block
An essential element of the Fire Suppression System in the Sandvik DD421-60C, 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 DD421-60C (DD421-60C). 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.
