Sandvik / Tamrock
265 569 78 ROD, Piston
DS421
| Part Number | 265 569 78 |
| Description | ROD, Piston |
| Brand | Sandvik (Tamrock) |
| Assembly | Cylinder |
| Type | Drill Rig Spare Part |
Quick answer
265 569 78 (also written 26556978, 265-569-78, or 265.569.78) is a Sandvik rod, piston spare part used in the Cylinder assembly of the Sandvik DS421. Verified compatible with 3 Sandvik machine models including DS421, DS421-C, DS422i-7C. 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: 26556978, 265 569 78, 265-569-78.
Compatible machines
3
OEM cross-reference
265 569 78
About Sandvik 265 569 78 ROD, Piston
This piston is a key element of the Cylinder in the Sandvik DS421. It operates under extreme cyclic loading and high-pressure hydraulic conditions. Maintaining OEM-specification pistons ensures optimal percussion energy transfer and maximizes rock-breaking performance.
This is an OEM-compatible aftermarket replacement part for the Sandvik DS421 (DS421). 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
How does a worn piston affect drilling performance?
A worn piston reduces percussion energy transfer, decreasing penetration rate and increasing the time and energy required to drill each hole. This directly impacts productivity and operating costs in mining operations.
