The Alemite Z737 is a flush-type nozzle with a standard 1/8-inch NPTF female thread. The flush nozzle profile supports grease delivery to flush-type fittings during equipment, automotive, and industrial lubrication tasks. The 1/8-inch NPTF female thread supports use with standard grease gun extensions and adapters. Supplied individually for industrial, contractor, and MRO lubrication-equipment inventories.