


Sandvik / Tamrock
550 949 70a Cylinder tube
DT820-SC
Available — Request Quote| Part Number | 550 949 70a |
| Description | Cylinder tube |
| Brand | Sandvik (Tamrock) |
| Assembly | CYLINDER ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
550 949 70a (also written 55094970a or 550-949-70a) is a Sandvik cylinder tube spare part used in the CYLINDER ASSEMBLY assembly of the Sandvik DT820-SC. Verified compatible with 2 Sandvik machine models including DT1330i, DT820-SC. 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: 55094970a, 550 949 70a, 550-949-70a.
Compatible machines
2
OEM cross-reference
550 949 70a
About Sandvik 550 949 70a Cylinder tube
Engineered for the Sandvik DT820-SC, this cylinder is part of the CYLINDER ASSEMBLY 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 DT820-SC (DT820-SC). 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.


