SL-0420-1ZI is a self-clinching locknut with a TRI-DENT® deformed thread locking feature, designed for use in sheets with hardness up to HRB 80 or HB 150. It accommodates a 1/4-20 thread, has a maximum sheet thickness of 0.344 inch, and meets 3-cycle locking performance when used with steel socket head cap screws of 180 ksi / property class 12.9. The part is designed for close-to-edge applications with a minimum edge distance of 0.34 inch and a minimum hole center-to-edge distance of 0.170 inch. All SL-series locknuts are made of carbon steel and use a deformed thread design to generate prevailing torque.
Type SL self-locking nuts are designed with a unique and economical TRI-DENT® locking feature, which meets demanding locking performance requirements.
| PennEngineering® | bisco industries | |
|---|---|---|
| Product Category | Nuts | Nuts |
| Product Number | SL-0420-1ZI | SL-0420-1ZI |
| Product Name | Trident Heat-Treated Carbon Steel Locknuts - Type SL - Unified | Lock Nuts |
| Type | Locknut; Other; TRI-DENT® Locking Feature | Locknut |
