3100 – Grease Fitting, 1/4-28

The 3100 Grease Fitting (1/4-28) is a standard zerk-style grease fitting designed to provide a reliable lubrication point for bearings, bushings, and pivoting components. Installed into threaded ports, this fitting allows grease to be applied using a grease gun, helping reduce wear and extend component service life.

Commonly used on Larson Cable Trailers reel systems, axles, pivot points, and rack assemblies, this fitting is ideal for replacement, service, or new equipment builds.

Specifications

• Part Number: 3100
• Component Type: Grease fitting (zerk)
• Thread Size: 1/4-28
• Thread Type: SAE fine thread
• Style: Straight
• Material: Steel
• Finish: Zinc-plated / corrosion-resistant
• Application: Lubrication point for bearings, bushings, and pivots

Fitment

• Fits components tapped with 1/4-28 threads
• Commonly used on trailer axles, lift racks, reel systems, and pivot assemblies
• Verify thread size and clearance before installation

Notes

• Sold individually
• Use thread sealant if required by application
• Do not over-tighten during installation
• Grease at recommended service intervals