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QA1 steel jam nut kit includes five left-hand 3/4-16 jam nuts with a 1-1/8" hex, packaged to supply multiple locking points in an assembly. The steel construction prioritizes strength and durability for hardware applications that require consistent left-hand thread locking. This set eases installation and spare-part provisioning when several matching jam nuts are needed.
QA1 Jam Nut - 3/4-16 Left Hand - 1-1/8in Hex 7/16in Wide - Steel - 5 Pack
