PennEngineering® Self-Clinching Nuts - Types S, SS, CLS, CLSS, SP - Unified S-440-3ZC

Type S, SS, CLS, and CLSS nuts provide load-bearing threads in thin sheets with high pushout and torque-out resistance.
Type SP, PEM 300® nuts provide strong load-bearing threads in stainless steel sheets as thin as .030”.
Types S and SS are recommended for use in steel or aluminum sheets HRB (Rockwell “B” scale) 80 or less and HB (Hardness Brinell) 150 or less.

Thread Size: 0.112-40 (#4-40), Type: , Material: STEEL, Mounting Hole: 0.166 +0.003 -0.000, Metric or Unified: Unified, Thickness (in): 0.09