5/8-11 Socket Set Screws - Cup Point

Socket Set Screw | The Nutty Company, INc.

Socket Set Screws Cup Point Data Sheet (PDF) - The Nutty Company

5/8"-11 Socket Set Screws - Cup Point

5/8"-11 socket set screws with a cup point, in USS coarse (UNC) thread, made from heat treated alloy steel (ASTM F912) with a black oxide finish. We stock 1/2", 5/8", 3/4", 1", 1-1/4", 1-1/2", 1-3/4", 2", 2-1/4", 2-1/2", 2-3/4", 3", 3-1/2", 4" lengths. They take a 5/16" hex key.

Specifications

  • Size: 5/8"-11 (USS coarse)
  • Lengths: 1/2", 5/8", 3/4", 1", 1-1/4", 1-1/2", 1-3/4", 2", 2-1/4", 2-1/2", 2-3/4", 3", 3-1/2", 4"
  • Hex key: 5/16"
  • Tap drill: 17/32"
  • Point: cup
  • Material: alloy steel, Rockwell C45-53
  • Finish: black oxide

Common Uses

  • Pulleys and collars
  • Gears and knobs
  • Couplings

FAQ

What hex key fits a 5/8"-11 set screw?
A 5/16" hex key (Allen wrench).

What does a cup point set screw do?
The cupped end digs into the shaft as it is tightened, holding a collar, pulley, gear or knob in place. For the best hold, tighten against a flat ground on the shaft. Cup point set screws are the most common style.

Related: Stainless Socket Set Screws | Hex Keys | All Socket Set Screws USS Coarse

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