Needle Seal, Vespel® Back Catalog number: CTS-10686 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21164 Rotor Seal, 6 port, Rear Price on request 11-3883 Needle Assembly Price on request CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request