BK DRILLING
550 729 21 Valve, Pressure Relief
Part Photo
55072921 550 729 21 Valve, Pressure Relief - Sandvik Technical Drawing
Technical Drawing
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Sandvik / Tamrock

550 729 21 Valve, Pressure Relief

PANTERA DP1500i

Available — Request Quote
Part Number550 729 21
DescriptionValve, Pressure Relief
BrandSandvik (Tamrock)
AssemblyValve section
TypeDrill Rig Spare Part

Quick answer

550 729 21 (also written 55072921 or 550-729-21) is a Sandvik valve, pressure relief spare part used in the Valve section assembly of the Sandvik DX700. Verified compatible with 16 Sandvik machine models including DD422i, DD422i-60C, DD422iE. 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: 55072921, 550 729 21, 550-729-21.

Compatible machines

16

OEM cross-reference

550 729 21

About Sandvik 550 729 21 Valve, Pressure Relief

This valve controls fluid flow and pressure within the hydraulic or pneumatic system of the Sandvik DX700. Part of the Valve section, it ensures precise regulation of drilling parameters including feed force, percussion frequency, and rotation speed.

This is an OEM-compatible aftermarket replacement part for the Sandvik DX700 (DX700). 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.