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This QA1 left-hand jam nut kit includes six steel jam nuts with 7/16–20 threads, each sized with an 11/16-inch hex and 1/4-inch thickness for reversed-thread use. They function as locking nuts when paired with a mating fastener to resist loosening. Available from QA1 in steel or aluminum with standard and metric options and clear-anodized finish, the set provides extra hardware for assemblies.
QA1 Jam Nut - 7/16-20 Left Hand - 11/16in Hex 1/4in Wide - Steel - 6 Pack
