Sandvik / Tamrock
817 429 49a Reducer, Tube End
DD321-40
| Part Number | 817 429 49a |
| Description | Reducer, Tube End |
| Brand | Sandvik (Tamrock) |
| Assembly | Valve Assembly |
| Type | Drill Rig Spare Part |
Quick answer
817 429 49a (also written 81742949a, 817-429-49a, or 817.429.49a) is a Sandvik reducer, tube end spare part used in the Valve Assembly assembly of the Sandvik DD321-40. Verified compatible with 8 Sandvik machine models including DD321-40, DD321-40C, DD421-60. 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: 81742949a, 817 429 49a, 817-429-49a.
Compatible machines
8
OEM cross-reference
817 429 49a
About Sandvik 817 429 49a Reducer, Tube End
An essential element of the Valve Assembly in the Sandvik DD321-40, 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 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.
