2 1/2"-4 Fasteners | McMaster-Carr

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27 Products

Fastening and Joining

Hex Nuts

Handle most general fastening needs

Socket Head Screws

Socket Head Screws

With a deeper drive than flat and rounded head screws, these withstand more torque for a tighter hold

Power Transmission

Lead Screws

Pair with lead screw nuts to move components in a straight line

Lead Screw Nuts

Lead Screw Nuts

Mate with lead screws to move components in a straight line

Material Handling

Eyebolts

Route rope through the loop or attach hooks and shackles for lifting

Hoist Rings

Pivot to resist stress that would bend or break an eyebolt when lifting at an angle

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)