The QA1 jam nut with right‑hand 1/4‑28 threads is a steel jam nut sized with a 7/16‑inch hex and a 5/32‑inch face width. Supplied singly as a steel component, it serves as a compact locking nut for threaded assemblies requiring a thin secondary nut. QA1 offers these jam nuts in steel or aluminum, across standard and metric threads, and with clear‑anodized finish options for aluminum parts.
QA1 Jam Nut - 1/4-28 Right Hand - 7/16in Hex 5/32in Wide - Steel