Bushings, Rings, Shims, and Spacers
FSC 5365: Bushings, Rings, Shims, and Spacers
Federal Supply Class (FSC) 5365 covers bushings, rings, shims, and spacers. These NSN items set spacing, alignment, and fit in assemblies.
These parts position components, take up clearance, and provide bearing and wear surfaces. They are essential to proper assembly fit.
Common items include bushings, retaining rings, shims, and spacers. Materials include steel, bronze, and corrosion-resistant alloys.