Self-clinching nuts of types S, SS, CLS, CLSS, and SP provide load-bearing threads in thin sheets with high pushout and torque-out resistance. Types S and SS are designed for installation in steel or aluminum sheets with a hardness of HRB 80 or less and HB 150 or less. The SP type is suitable for stainless steel sheets as thin as 0.030 inches. These nuts install by cold flow of sheet metal into an undercut, with a serrated clinching ring to prevent rotation after installation. They are stamped with the PEM® trademark and comply with NASM45938/1 dimensional standards.
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.
| PennEngineering® | bisco industries | |
|---|---|---|
| Product Category | Nuts | Nuts |
| Product Number | S-0420-1ZC | S-0420-1ZC |
| Product Name | Self-Clinching Nuts - Types S, SS, CLS, CLSS, SP - Unified | Clinch Nuts |
| Type | Self-Clinching Nut | Self-Clinching Nut |
