BK DRILLING
550 531 87b JUNCTION BOX ASSEMBLY
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BK Drilling
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Sandvik / Tamrock

550 531 87b JUNCTION BOX ASSEMBLY

DS420

Available — Request Quote
Part Number550 531 87b
DescriptionJUNCTION BOX ASSEMBLY
BrandSandvik (Tamrock)
AssemblyVALVE ASSEMBLY
TypeDrill Rig Spare Part

Compatibility

Machine Models

Quick answer

550 531 87b (also written 55053187b or 550-531-87b) is a Sandvik junction box assembly spare part used in the VALVE ASSEMBLY assembly of the Sandvik DS420. Verified compatible with 1 Sandvik machine model including DS420. 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: 55053187b, 550 531 87b, 550-531-87b.

Compatible machines

1

OEM cross-reference

550 531 87b

About Sandvik 550 531 87b JUNCTION BOX ASSEMBLY

An essential element of the VALVE ASSEMBLY in the Sandvik DS420, this part is designed to meet the exacting standards required for underground and surface drilling equipment. Timely replacement prevents costly cascading failures in critical machine systems.

This is an OEM-compatible aftermarket replacement part for the Sandvik DS420 (DS420). 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.