QA1 metric jam nut is a solid steel locking nut suited for M16‑2.0 right‑hand threads, with a 24mm hex and 8mm thickness. It provides a low‑profile locking option to secure threaded assemblies and maintain preload in tight areas. QA1 produces jam nuts in steel or aluminum with standard and metric assortments available; aluminum choices can be supplied with a clear‑anodized surface treatment.
QA1 Metric Jam Nut - M16-2.0 Right Hand - 24mm Hex 8mm Wide - Steel