Helix 321204 Grease Fitting M6 x 1.0mm King Pin Zerk

The Helix 321204 is a metric grease fitting designed for heavy-duty construction and agricultural equipment applications. This precision-manufactured lubrication fitting features M6 x 1.0mm threading with a 16mm length, making it ideal for king pin assemblies on 4WD front axles.

Key Features:

• M6 x 1.0mm metric thread specification
• 16mm overall length for proper installation depth
• Durable steel construction for long service life
• Standard zerk-style fitting compatible with standard grease guns
• Used on upper and lower king pins in 4WD front axle assemblies

This grease fitting is an aftermarket replacement for OEM part numbers 321204 and 5194260. It provides reliable lubrication access points for critical steering and suspension components on backhoe loaders, industrial tractors, and other heavy equipment. Proper greasing through quality fittings like the Helix 321204 helps extend component life and ensures smooth operation of king pin assemblies.