


Sandvik / Tamrock
551 768 99a Insulation material
DD321-40
| Part Number | 551 768 99a |
| Description | Insulation material |
| Brand | Sandvik (Tamrock) |
| Assembly | Exhaust piping |
| Type | Drill Rig Spare Part |
Quick answer
551 768 99a (also written 55176899a, 551-768-99a, or 551.768.99a) is a Sandvik insulation material spare part used in the Exhaust piping assembly of the Sandvik DD321-40. Verified compatible with 1 Sandvik machine model including 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: 55176899a, 551 768 99a, 551-768-99a.
Compatible machines
1
OEM cross-reference
551 768 99a
About Sandvik 551 768 99a Insulation material
This component is part of the Exhaust piping assembly in the Sandvik DD321-40. Maintaining OEM-compatible replacement parts ensures reliable machine performance and minimizes downtime in demanding mining and drilling operations.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD321-40 (DD321-40). 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.







