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Sandvik / Tamrock
551 755 16b Cylinder Assembly
DD421-60C
Available — Request Quote| Part Number | 551 755 16b |
| Description | Cylinder Assembly |
| Brand | Sandvik (Tamrock) |
| Assembly | CYLINDER ASSEMBLY |
| Type | Drill Rig Spare Part |
Quick answer
551 755 16b (also written 55175516b or 551-755-16b) is a Sandvik cylinder assembly spare part used in the CYLINDER ASSEMBLY assembly of the Sandvik DD421-60C. Verified compatible with 1 Sandvik machine model including DD421-60C. 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: 55175516b, 551 755 16b, 551-755-16b.
Compatible machines
1
OEM cross-reference
551 755 16b
About Sandvik 551 755 16b Cylinder Assembly
Engineered for the Sandvik DD421-60C, 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 DD421-60C (DD421-60C). 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.
