3/8" x 3" Slotted Spring Pins – High Carbon Steel, Plain

Provide heavy‑duty, vibration‑resistant fastening with robust 3/8" x 3" slotted spring pins manufactured from high carbon steel for superior strength, elasticity, and wear resistance. Designed to compress during installation, these plain‑finish spring pins deliver strong self‑retention in drilled holes without additional hardware. Ideal for automotive, industrial machinery, equipment assembly, and structural mechanical applications, they offer reliable holding power and long‑lasting performance under high load and repeated vibration.