


Sandvik / Tamrock
264 527 78 CYLINDER ASSEMBLY
DD320-40
| Part Number | 264 527 78 |
| Description | CYLINDER ASSEMBLY |
| Brand | Sandvik (Tamrock) |
| Assembly | RETAINING CENTRALIZER (PITO) |
| Type | Drill Rig Spare Part |
Compatibility
Machine Models
Quick answer
264 527 78 (also written 26452778, 264-527-78, or 264.527.78) is a Sandvik cylinder assembly spare part used in the RETAINING CENTRALIZER (PITO) assembly of the Sandvik DD320-40. Verified compatible with 7 Sandvik machine models including AXERA 6-240, AXERA 8-290, AXERA T08 S-290C. 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: 26452778, 264 527 78, 264-527-78.
Compatible machines
7
OEM cross-reference
264 527 78
About Sandvik 264 527 78 CYLINDER ASSEMBLY
Engineered for the Sandvik DD320-40, this cylinder is part of the RETAINING CENTRALIZER (PITO) and provides precise hydraulic actuation under the heavy loads and harsh conditions of mining operations. Cylinder rebuild or replacement restores full force output and positional accuracy.
This is an OEM-compatible aftermarket replacement part for the Sandvik DD320-40 (DD320-40). 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
When should a hydraulic cylinder be rebuilt or replaced?
Rebuild or replace when you observe fluid leakage past seals, reduced force output, sluggish or inconsistent movement, visible scoring on the cylinder rod, or when the machine cannot maintain required feed pressure during drilling.









