Multiple U.S. Warehouse LocationsBroken ApexFree shipping on qualified orders over $100*
The QA1 jam nut (9/16-18 right-hand) with a 3/4in hex and 3/16in height provides a compact locking nut solution for adjustment assemblies. Use it to lock threaded rods or adjusters in place where a short, robust fastening face is needed. It serves as a service hardware item for maintaining preload or preventing loosening in threaded linkages—confirm thread pitch and size before installation.
QA1 Jam Nut - 9/16-18 Right Hand - 3/4in Hex 3/16in Wide
