#6-32 Machine Screws

#6-32 Machine Screws in all available lengths, grades, materials, and finishes.

#6-32 Thread Specifications

• Nominal diameter: 0.138"
• Threads per inch: 32
• Tap drill (75% thread): #36 (0.106")
• Clearance hole (close fit): #27 (0.144")
• Clearance hole (free fit): #25 (0.149")

To thread a #6-32 hole, drill with a #36 (0.106") tap drill for a standard 75% thread. For a clearance hole that the #6-32 screw passes through, use #27 (0.144") for a close fit or #25 (0.149") for a free fit. Pair with a matching #6-32 nut or tapped hole.