The AlfaJet 400 1SN‑R1AT 2SC sleeve is a standard hydraulic fitting that provides a durable, machined bushing for the AlfaJet 400 series. It is offered in thread gauges 4 to 16, covering sizes from 1/4 inch (6.4 mm) up to 1 inch (25.4 mm). Constructed from high‑strength carbon steel with a corrosion‑resistant finish, it meets the requirements of CNC machines, hydraulic presses, mobile lift equipment, and industrial automation systems. All sizes are stocked and ready for immediate shipment from Cohimar.