


Sandvik / Tamrock
816 740 99 NUT
DS410
| Part Number | 816 740 99 |
| Description | NUT |
| Brand | Sandvik (Tamrock) |
| Assembly | (2-550 196 18) HYDR. DIAGRAM, |
| Type | Drill Rig Spare Part |
Quick answer
816 740 99 (also written 81674099, 816-740-99, or 816.740.99) is a Sandvik nut spare part used in the (2-550 196 18) HYDR. DIAGRAM, assembly of the Sandvik DD321-40. Verified compatible with 16 Sandvik machine models including AXERA T11 DATA-315 C, COMMANDO 120 RF, DC122R. 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: 81674099, 816 740 99, 816-740-99.
Compatible machines
16
OEM cross-reference
816 740 99
About Sandvik 816 740 99 NUT
This fastener is used in the (2-550 196 18) HYDR. DIAGRAM, of the Sandvik DD321-40. High-strength fasteners in drilling equipment must withstand extreme vibration, cyclic loading, and environmental exposure. Using OEM-specification fasteners ensures proper clamping force and joint integrity in critical assemblies.
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.







