BK DRILLING
770 198 86 Screw - example image
Example Image
77019886 770 198 86 Screw - Sandvik Technical Drawing
Technical Drawing
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Sandvik / Tamrock

770 198 86 Screw

DL321-7

Available — Request Quote
Part Number770 198 86
DescriptionScrew
BrandSandvik (Tamrock)
AssemblyDifferential Assembly (No Pinion & Ring Gear)
TypeDrill Rig Spare Part

Compatibility

Machine Models

Quick answer

770 198 86 (also written 77019886 or 770-198-86) is a Sandvik screw spare part used in the Differential Assembly (No Pinion & Ring Gear) assembly of the Sandvik DL321-7. Verified compatible with 1 Sandvik machine model including DL321-7. 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: 77019886, 770 198 86, 770-198-86.

Compatible machines

1

OEM cross-reference

770 198 86

About Sandvik 770 198 86 Screw

This fastener is used in the Differential Assembly (No Pinion & Ring Gear) of the Sandvik DL321-7. High-strength fasteners in drilling equipment must withstand extreme vibration, cyclic loading, and environmental exposure. Using OEM-specification fasteners ensures proper clamping force and joint integrity in critical assemblies.

This is an OEM-compatible aftermarket replacement part for the Sandvik DL321-7 (DL321-7). 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.