


Sandvik / Tamrock
551 550 52a Housing, Filter
DD321-40
| Part Number | 551 550 52a |
| Description | Housing, Filter |
| Brand | Sandvik (Tamrock) |
| Assembly | Compressor Components |
| Type | Drill Rig Spare Part |
Quick answer
551 550 52a (also written 55155052a, 551-550-52a, or 551.550.52a) is a Sandvik housing, filter spare part used in the Compressor Components assembly of the Sandvik DX700. Verified compatible with 21 Sandvik machine models including DD321-40, DD321-40C, 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: 55155052a, 551 550 52a, 551-550-52a.
Compatible machines
21
OEM cross-reference
551 550 52a
About Sandvik 551 550 52a Housing, Filter
This filter protects the hydraulic and lubrication systems of the Sandvik DX700 by removing contaminants from fluid circuits. As part of the Compressor Components, clean filtration extends the life of pumps, valves, and cylinders throughout the machine.
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.









