Needle Seat Assembly, 0.12mm ID Back Catalog number: 11-3889 Availability: In the manufacturer's stock Price on request - + Recommended CTS-2369 Sapphire Plunger Price on request CTS-A11342 Tube Assembly, Transducer to Check Valve Price on request CTS-A11374 Tube Assy, SSV to I2V Price on request